{"id":4947,"date":"2026-01-06T16:43:32","date_gmt":"2026-01-06T08:43:32","guid":{"rendered":"https:\/\/www.slewbearingtec.com\/?p=4947"},"modified":"2026-01-30T18:35:24","modified_gmt":"2026-01-30T10:35:24","slug":"roulements-de-plateau-tournant-de-grand-diametre","status":"publish","type":"post","link":"https:\/\/www.slewbearingtec.com\/fr\/roulements-de-plateau-tournant-de-grand-diametre-html","title":{"rendered":"Roulements de plateau tournant de grand diam\u00e8tre"},"content":{"rendered":"<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"background-color:#f5f7fa;padding-bottom:30px;padding-top:100px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:16px;line-height:55px;color:#343741;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h1 class=\"wp-block-heading\" id=\"product-H-H1\" style=\"font-size:30px;text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Professional_Stable\"><\/span>Roulements de plateau tournant de grand diam\u00e8tre Professionnels et stables<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:16px;line-height:28px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<p class=\"has-normal-font-size\">Con\u00e7ues pour les conditions de travail difficiles des couronnes d'orientation de grand diam\u00e8tre, avec un mat\u00e9riau forg\u00e9 42CrMo, avec une excellente capacit\u00e9 de roulement combin\u00e9e de la force axiale, de la force radiale et du couple de renversement, pour garantir que les grands \u00e9quipements m\u00e9caniques dans des environnements extr\u00eames atteignent une rotation r\u00e9guli\u00e8re et de haute pr\u00e9cision, pour soutenir l'approvisionnement en vrac.<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_core_parameters\"><\/span><strong><strong>Param\u00e8tres de base des roulements de plateau tournant de grand diam\u00e8tre<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:25px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:40%\">\n<p class=\"has-monte-grey-color has-text-color has-link-color wp-elements-1a81f3cfee4e58dd6d2546493df54f8e\" style=\"font-size:18px;text-transform:capitalize\">1-6 m\u00e8tres<\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-color has-text-color has-link-color has-small-font-size wp-elements-6541d019c038ef46c9afe831cc61e4b9\"><strong>Diam\u00e8tre ext\u00e9rieur :<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:22%\">\n<p class=\"has-monte-grey-color has-text-color has-link-color wp-elements-e42e75c37612b94023cbbc0aadcc36b6\" style=\"font-size:18px;text-transform:capitalize\">55-62HRC<\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-color has-text-color has-link-color has-small-font-size wp-elements-f07e89ba52be1fb98ca4d884eb32b01b\"><strong>Duret\u00e9 du chemin de roulement :<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<p class=\"has-monte-grey-color has-text-color has-link-color wp-elements-97aa2785e4550831753bff4b204c93a5\" style=\"font-size:18px;text-transform:capitalize\">ISO 8<\/p>\n\n\n\n<p class=\"has-cyan-bluish-gray-color has-text-color has-link-color has-small-font-size wp-elements-0898ec642f731040c6f0294f860805d1\"><strong>Pr\u00e9cision de l'engrenage :<\/strong><\/p>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow\" style=\"text-align:undefined;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#239be0;color:#ffffff;font-size:16px;padding:10px 60px;\"><a href=\"#contact-us\" rel=\"noopener noreferrer #contact-us\">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get a Quote\" style=\"color:#ffffff;background-color:#3a3a3a;padding:10px 60px;\" href=\"#contact-us\" rel=\"noopener noreferrer#contact-us\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n<div style=\"height:40px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n <div class=\"block_breadcrumbs\"><div class=\"breadcrumbs\"><nav> <a itemprop=\"breadcrumb\" href=\"https:\/\/www.slewbearingtec.com\/fr\">Accueil<\/a> \/ <\/nav><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column has-monte-white-background-color has-background\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:500px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"997\" height=\"838\" class=\"wp-block-cover__image-background wp-image-4948\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21.jpg 997w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21-300x252.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21-768x646.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21-14x12.jpg 14w\" sizes=\"auto, (max-width: 997px) 100vw, 997px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"padding-bottom:66px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Features\"><\/span><strong><strong>Caract\u00e9ristiques des roulements de plateau tournant de grand diam\u00e8tre<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#211c1c;padding:20px 30px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.keleeclean.com\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-5639\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-normal-font-size wp-elements-2e842b5abcf8fd1da9a82948eaf2dc80\"><span class=\"ez-toc-section\" id=\"Extend_service_life_under_high_frequency_operation\"><\/span>Prolonger la dur\u00e9e de vie en cas de fonctionnement \u00e0 haute fr\u00e9quence<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-left\">Gr\u00e2ce \u00e0 la technologie de trempe par induction \u00e0 moyenne fr\u00e9quence, la duret\u00e9 de la surface du chemin de roulement est contr\u00f4l\u00e9e \u00e0 55-62 HRC, et la profondeur effective de la couche de trempe atteint 4mm-6mm. Compar\u00e9 \u00e0 la trempe superficielle ordinaire, ce traitement en profondeur am\u00e9liore la capacit\u00e9 anti-\u00e9caillage de 40% et prolonge consid\u00e9rablement la dur\u00e9e de vie en cas de rotation \u00e0 haute fr\u00e9quence.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#211c1c;padding:20px 30px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.keleeclean.com\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-5639\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-normal-font-size wp-elements-ac5081a26268210cc6f65696e4ddc064\"><span class=\"ez-toc-section\" id=\"No_brittle_fracture_of_bearing_matrix\"><\/span>Pas de rupture fragile de la matrice de support<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-left\">Les pi\u00e8ces forg\u00e9es en acier alli\u00e9 de haute qualit\u00e9 42CrMo4 ou 50Mn sont s\u00e9lectionn\u00e9es, et la r\u00e9sistance \u00e0 la traction atteint 900 MPa - 1100 MPa apr\u00e8s le traitement de revenu. Un contr\u00f4le strict des inclusions non m\u00e9talliques dans l'acier permet de s'assurer que la matrice du roulement ne subit pas de rupture fragile lorsqu'elle est soumise \u00e0 des charges d'impact de plusieurs milliers de tonnes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#211c1c;padding:20px 30px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.keleeclean.com\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-5639\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-normal-font-size wp-elements-e6069fbbeb5a326025e04297b2005a11\"><span class=\"ez-toc-section\" id=\"Reduced_impact_wear_at_start-up\"><\/span>R\u00e9duction de l'usure par impact au d\u00e9marrage<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-left\">La pr\u00e9cision d'usinage de l'engrenage atteint le niveau ISO 7-8 et la rugosit\u00e9 de la surface est r\u00e9duite \u00e0 Ra 3,2 gr\u00e2ce au processus de rectification de la surface de la dent. Gr\u00e2ce \u00e0 la conception optimis\u00e9e du jeu lat\u00e9ral des dents (0,15 mm-0 mm), l'usure par impact lors du d\u00e9marrage est efficacement r\u00e9duite et l'efficacit\u00e9 de transmission de l'engrenage est maintenue \u00e0 un niveau sup\u00e9rieur \u00e0 98%.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#211c1c;padding:20px 30px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.keleeclean.com\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-5639\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-normal-font-size wp-elements-23068f18695c34be8c176bf98f7d4217\"><span class=\"ez-toc-section\" id=\"Block_sand_dust_and_moisture_intrusion\"><\/span>Bloque l'intrusion du sable, de la poussi\u00e8re et de l'humidit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-left\">\u00c9quip\u00e9s de joints \u00e0 double l\u00e8vre NBR (caoutchouc nitrile) ou HNBR r\u00e9sistants au vieillissement dans une plage de temp\u00e9rature allant de -30\u00b0C \u00e0 +120\u00b0C. La structure sp\u00e9ciale du labyrinthe peut bloquer efficacement l'intrusion du sable, de la poussi\u00e8re et de l'humidit\u00e9, et le niveau de protection est \u00e9quivalent \u00e0 IP65, ce qui r\u00e9duit consid\u00e9rablement le risque de d\u00e9faillance du chemin de roulement caus\u00e9 par la contamination par la graisse.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#211c1c;padding:20px 30px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.keleeclean.com\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-5639\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-normal-font-size wp-elements-c3f975c1825c45390a128a8489ac404d\"><span class=\"ez-toc-section\" id=\"Super_anti-overturning_moment_ability\"><\/span>Excellente capacit\u00e9 de r\u00e9sistance au moment de renversement<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-left\">A travers <a href=\"https:\/\/en.wikipedia.org\/wiki\/Finite_element_method\" rel=\"nofollow noopener\" target=\"_blank\">l'analyse par \u00e9l\u00e9ments finis (FEA)<\/a> Gr\u00e2ce \u00e0 l'optimisation de la conception de l'angle de contact des chemins de roulement, les roulements de plateau tournant de grand diam\u00e8tre pr\u00e9sentent un facteur de s\u00e9curit\u00e9 statique de 1,5 fois. M\u00eame dans les conditions d'extension maximale du bras, il peut r\u00e9sister \u00e0 un moment de renversement instantan\u00e9 d\u00e9passant 120% de la valeur nominale sans d\u00e9formation plastique.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"maxw\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#211c1c;padding:20px 30px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:22px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.keleeclean.com\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-5639\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h4 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-normal-font-size wp-elements-b2d1e9e7152432a634e711ebbde1cf05\"><span class=\"ez-toc-section\" id=\"100_NDT\"><\/span>100% NDT<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-left\">Le contr\u00f4le 100% par ultrasons (UT) et magn\u00e9toscopie (MT) doit \u00eatre effectu\u00e9 sur les soudures et les pi\u00e8ces forg\u00e9es avant la livraison pour s'assurer qu'il n'y a pas de fissures, de pores ou de points blancs. Il est conforme aux normes de certification EN 10204 3.1 et fournit des rapports d'inspection de qualit\u00e9 tra\u00e7ables pour les projets d'ing\u00e9nierie cl\u00e9s.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"padding-bottom:40px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Technical_Specifications_Table\"><\/span>Tableau des sp\u00e9cifications techniques des roulements de plateau tournant de grand diam\u00e8tre<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u00c9l\u00e9ment de param\u00e8tre<\/td><td>Sp\u00e9cifications techniques<\/td><\/tr><tr><td><strong>Nom du produit<\/strong><\/td><td>Roulements de plateau tournant de grand diam\u00e8tre<\/td><\/tr><tr><td><strong>Forme structurelle<\/strong><\/td><td>Boule \u00e0 contact \u00e0 quatre points \u00e0 une rang\u00e9e \/ Boule \u00e0 deux rang\u00e9es \/ Boule \u00e0 trois rang\u00e9es de rouleaux \/ Boule \u00e0 rouleaux crois\u00e9s<\/td><\/tr><tr><td><strong>Gamme de diam\u00e8tres<\/strong><\/td><td>ID : 800mm - OD : 6500mm<\/td><\/tr><tr><td><strong>Mat\u00e9riau<\/strong><\/td><td>42CrMo4 \/ 50Mn \/ C45 (anneau) ; GCr15 (\u00e9l\u00e9ments roulants)<\/td><\/tr><tr><td><strong>Duret\u00e9 du chemin de roulement<\/strong><\/td><td>55 - 62 HRC (tremp\u00e9 par induction)<\/td><\/tr><tr><td><strong>Traitement des zones molles<\/strong><\/td><td>Marqu\u00e9 d'un \"S\" et \u00e9quip\u00e9 d'un bouchon, il doit \u00eatre install\u00e9 dans une zone non porteuse.<\/td><\/tr><tr><td><strong>Type d'engrenage<\/strong><\/td><td>\u00c9dent\u00e9 \/ Externe \/ Interne<\/td><\/tr><tr><td><strong>Pr\u00e9cision des engrenages<\/strong><\/td><td>ISO 1328 Grade 8 - 10<\/td><\/tr><tr><td><strong>Mat\u00e9riau du joint<\/strong><\/td><td>NBR \/ Viton (r\u00e9sistant aux hautes temp\u00e9ratures en option) \/ HNBR<\/td><\/tr><tr><td><strong>Graisse lubrifiante<\/strong><\/td><td>Graisse extr\u00eame pression \u00e0 base de lithium (EP2) ou selon les sp\u00e9cifications du client.<\/td><\/tr><tr><td><strong>Temp\u00e9rature de fonctionnement<\/strong><\/td><td>-40\u00b0C ~ +80\u00b0C (standard) ; -50\u00b0C ~ +150\u00b0C (sur mesure)<\/td><\/tr><tr><td><strong>Niveau de tol\u00e9rance<\/strong><\/td><td>IT7 - IT8<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"background-color:#f7f7f7;padding-bottom:40px;padding-top:60px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnsmal  clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:38%\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h2 class=\"wp-block-heading has-text-align-center has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_comparison_point\"><\/span><strong><strong>Point de comparaison des roulements de plateau tournant de grand diam\u00e8tre<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Par rapport \u00e0 la combinaison traditionnelle de roulements en deux parties, ce roulement de plateau tournant de grand diam\u00e8tre int\u00e8gre la bague int\u00e9rieure, la bague ext\u00e9rieure et l'\u00e9l\u00e9ment roulant en un seul, ce qui r\u00e9duit l'espace d'installation de 50% et \u00e9limine l'influence de la tol\u00e9rance cumul\u00e9e de plusieurs composants sur la pr\u00e9cision de la rotation. En particulier pour les applications de grand diam\u00e8tre (&gt;2 m), notre processus de forgeage int\u00e9gral de la bague \u00e9vite les probl\u00e8mes courants de concentration de contraintes des bagues de jonction soud\u00e9es, et la rigidit\u00e9 structurelle est augment\u00e9e de 30%.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover is-light\" style=\"min-height:200px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"488\" class=\"wp-block-cover__image-background wp-image-4949\" alt=\"Point de comparaison des roulements de plateau tournant de grand diam\u00e8tre\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-1024x488.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-1024x488.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-300x143.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-768x366.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-18x9.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22.jpg 1363w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:2%\"><\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:1%\">\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-xian theme_fang_out\" style=\"text-align:center;\"><div class=\"fangbox\" style=\"width:1px;height:350px;background-color:#e7e7e7;\"><\/div><\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column\" style=\"flex-basis:60%\">\n<div style=\"height:1px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/solution.png\" alt=\"\" class=\"wp-image-13399\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h4 class=\"wp-block-heading has-normal-font-size\"><span class=\"ez-toc-section\" id=\"Addressing_the_risk_of_downtime_caused_by_broken_teeth\"><\/span><strong>Rem\u00e9dier au risque de temps d'arr\u00eat caus\u00e9 par des dents cass\u00e9es<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Compte tenu du probl\u00e8me courant de fracture de la racine de la dent des excavateurs ou des r\u00e9cup\u00e9rateurs \u00e0 empilement, nous avons effectu\u00e9 un traitement de transition de cong\u00e9 complet sur la racine de la dent et mis en \u0153uvre un grenaillage de pr\u00e9contrainte pour \u00e9liminer le point de concentration des contraintes, de sorte que la limite de fatigue en flexion de la racine de la dent est augment\u00e9e \u00e0 plus de 450 MPa.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/solution.png\" alt=\"\" class=\"wp-image-13399\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h4 class=\"wp-block-heading has-normal-font-size\"><span class=\"ez-toc-section\" id=\"Overcome_seal_failure_in_harsh_dust_environments\"><\/span><strong>Surmonter les d\u00e9faillances des joints dans les environnements poussi\u00e9reux difficiles<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Compte tenu de l'environnement minier et portuaire, la bande d'\u00e9tanch\u00e9it\u00e9 habituelle vieillit et se fissure facilement. Nous utilisons la structure d'\u00e9tanch\u00e9it\u00e9 r\u00e9sistante \u00e0 l'usure \u00e0 3 l\u00e8vres avec du caoutchouc r\u00e9sistant aux UV, dans le test de fonctionnement continu, emp\u00eachant efficacement 99% de la poussi\u00e8re micronique dans le chemin de roulement.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:10%\">\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/solution.png\" alt=\"\" class=\"wp-image-13399\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:14px;line-height:28px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h4 class=\"wp-block-heading has-normal-font-size\"><span class=\"ez-toc-section\" id=\"Solve_jams_caused_by_uneven_installation_surface_of_large_diameter\"><\/span><strong>R\u00e9soudre les blocages caus\u00e9s par une surface d'installation in\u00e9gale de grand diam\u00e8tre<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h4>\n\n\n\n<p>Compte tenu du fait que la surface usin\u00e9e des grands \u00e9quipements est difficile \u00e0 niveler, nous avons introduit le calcul de la d\u00e9formation \u00e9lastique adaptative dans la conception des roulements, autorisant une erreur de plan\u00e9it\u00e9 de 0,1 mm\/1000 mm sur la surface de montage, ce qui peut encore assurer une rotation r\u00e9guli\u00e8re sans blocage.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"padding-bottom:40px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Applicable_Crowd\"><\/span><strong><strong>Roulements de plateau tournant de grand diam\u00e8tre Foule applicable<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"509\" class=\"wp-block-cover__image-background wp-image-4950\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre Applicable Crowd To Port crane manufacturer\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-1024x509.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-1024x509.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-300x149.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-768x382.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-18x9.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23.jpg 1332w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-38c6c31ec9c4887886cde30b005b8025\"><span class=\"ez-toc-section\" id=\"Port_crane_manufacturer\"><\/span><strong>Fabricant de grues portuaires<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Convient aux ponts de quai, aux grues de portique et \u00e0 d'autres \u00e9quipements. Ce type d'utilisateur a besoin de roulements de plateau tournant de grand diam\u00e8tre qui r\u00e9sistent \u00e0 d'\u00e9normes moments de renversement et \u00e0 la corrosion par brouillard salin. Notre rev\u00eatement anticorrosion multicouche et notre conception robuste r\u00e9pondent parfaitement aux besoins d'un fonctionnement continu 24 heures sur 24.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"462\" class=\"wp-block-cover__image-background wp-image-4951\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre Foule applicable aux op\u00e9rateurs d&#039;\u00e9quipements \u00e9oliens\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-1024x462.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-1024x462.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-300x135.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-768x347.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-18x8.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24.jpg 1338w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-9e720f5575e3cc42ee352f1858f5a7b8\"><span class=\"ez-toc-section\" id=\"Wind_power_equipment_operators\"><\/span><strong>Op\u00e9rateurs d'\u00e9quipements \u00e9oliens<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Syst\u00e8mes de tangage et de lacet pour les \u00e9oliennes de plusieurs m\u00e9gawatts. Nos produits permettent une s\u00e9lection pr\u00e9cise du jeu z\u00e9ro ou du jeu n\u00e9gatif, garantissant la pr\u00e9cision de l'ajustement de l'angle des pales sous l'impact des rafales, et une dur\u00e9e de vie pouvant atteindre 20 ans, r\u00e9duisant ainsi le co\u00fbt de remplacement \u00e0 haute altitude.<\/p>\n\n\n\n<div style=\"height:27px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"459\" class=\"wp-block-cover__image-background wp-image-4952\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre Applicable \u00e0 l&#039;int\u00e9grateur de tunnelier (machine \u00e0 bouclier)\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-1024x459.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-1024x459.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-300x134.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-768x344.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-18x8.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25.jpg 1328w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-b9ca299bea4d8f72d2a334f284212200\"><span class=\"ez-toc-section\" id=\"Integrator_of_tunnel_boring_machine_shield_machine\"><\/span><strong>Int\u00e9grateur de tunnelier (machine \u00e0 bouclier)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Convient \u00e0 l'entra\u00eenement de la t\u00eate de coupe de la machine \u00e0 bouclier et \u00e0 la machine d'\u00e9rection de segments. Ce sc\u00e9nario exige que le roulement fonctionne sous une pression extr\u00eamement \u00e9lev\u00e9e et dans de l'eau boueuse. Notre construction \u00e0 trois rang\u00e9es de rouleaux offre la meilleure capacit\u00e9 axiale de l'industrie et est \u00e9quip\u00e9e d'un syst\u00e8me renforc\u00e9 d'\u00e9tanch\u00e9it\u00e9 \u00e0 l'eau boueuse.<\/p>\n\n\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"522\" class=\"wp-block-cover__image-background wp-image-4953\" alt=\"Roulements de table tournante de grand diam\u00e8tre Foule applicable \u00e0 L&#039;acheteur de mat\u00e9riel d&#039;excavation pour les mines \u00e0 ciel ouvert.\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-1024x522.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-1024x522.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-300x153.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-768x392.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-18x9.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26.jpg 1331w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-b9962ae703eca303cc9c77b5a4170826\"><span class=\"ez-toc-section\" id=\"The_purchaser_of_excavation_equipment_for_open-pit_mines\"><\/span><strong>L'acheteur de mat\u00e9riel d'excavation pour les mines \u00e0 ciel ouvert.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Pour les grandes excavatrices \u00e0 pelle frontale\/r\u00e9trocaveuse et les r\u00e9cup\u00e9rateurs-empileurs. Ces utilisateurs sont particuli\u00e8rement attentifs \u00e0 la r\u00e9sistance aux chocs et \u00e0 l'abrasion. Nos engrenages tremp\u00e9s en surface et nos chemins de roulement tremp\u00e9s en profondeur peuvent r\u00e9sister efficacement aux vibrations importantes et aux surcharges instantan\u00e9es pendant l'extraction du minerai.<\/p>\n\n\n\n<div style=\"height:55px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"padding-bottom:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_instructions\"><\/span><strong>Instructions relatives aux roulements de plateau tournant de grand diam\u00e8tre<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-icon thempark-block themepark_icon_list_out undefined  xhms\" id=\"nomo1\" style=\"padding-bottom:20px;padding-top:20px;\"><div class=\"themepark_icon_list_in\" style=\"\"><div class=\"themepark_icon_lists iconl4 iconls2\" style=\"\"><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">V\u00e9rifier la plan\u00e9it\u00e9 de la base d'installation<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Avant l'installation, le plan d'installation du support doit \u00eatre v\u00e9rifi\u00e9 \u00e0 l'aide d'un niveau laser ou d'une jauge d'\u00e9paisseur. Pour les roulements de grand diam\u00e8tre, l'erreur de plan\u00e9it\u00e9 ne doit pas d\u00e9passer DX\/10000DX est le diam\u00e8tre du chemin de roulement.<\/span><span>Sinon, cela entra\u00eenera une surcharge locale du chemin de fer.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">Position correcte de la ceinture souple<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Lors de l'installation, veillez \u00e0 trouver la position de la bande souple tremp\u00e9e marqu\u00e9e d'un \"S\" Soft Zone sur la face d'extr\u00e9mit\u00e9 des anneaux int\u00e9rieurs et ext\u00e9rieurs. La bande souple doit \u00eatre plac\u00e9e dans la zone de non-charge ou dans la zone de force peu fr\u00e9quente, c'est-\u00e0-dire \u00e0 un angle de 90 degr\u00e9s par rapport \u00e0 la direction de la charge principale, afin d'\u00e9viter l'\u00e9crasement pr\u00e9coce du chemin de roulement.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">Sp\u00e9cification pour le pr\u00e9-serrage des boulons de montage<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Il est strictement interdit d'utiliser des rondelles \u00e9lastiques et il convient d'utiliser des boulons \u00e0 haute r\u00e9sistance de grade 10.9 ou 12.9. Serrer avec une cl\u00e9 dynamom\u00e9trique en 3 \u00e9tapes 30%, 80%, 100% couple<\/span><span> conform\u00e9ment \u00e0 la m\u00e9thode de la croix sym\u00e9trique \u00e0 180 degr\u00e9s, afin de garantir une r\u00e9partition uniforme de la force de pr\u00e9-serrage.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">Lubrification initiale et rodage<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Les roulements ne sont enduits d'huile antirouille qu'\u00e0 leur sortie d'usine. Apr\u00e8s l'installation, de la graisse au lithium extr\u00eame pression doit \u00eatre inject\u00e9e tout en tournant lentement jusqu'\u00e0 ce que la graisse s'\u00e9chappe de la l\u00e8vre d'\u00e9tanch\u00e9it\u00e9. Apr\u00e8s un fonctionnement initial de 100 heures, v\u00e9rifiez la pr\u00e9charge du boulon et ajoutez \u00e0 nouveau de la graisse.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><\/div><\/div><\/section>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block PcOnly\" id=\"\" style=\"padding-bottom:40px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"FAQ_and_Contact_Us\"><\/span>FAQ et Contactez-nous<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\" style=\"flex-basis:30%\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"375\" height=\"536\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1.jpg\" alt=\"certificat\" class=\"wp-image-834\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1.jpg 375w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1-210x300.jpg 210w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1-8x12.jpg 8w\" sizes=\"auto, (max-width: 375px) 100vw, 375px\" \/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:12px;line-height:20px;background-color:#ffffff;padding:1px 20px;\">\n<div class=\"wp-block-column\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-left has-monte-grey-color has-text-color has-link-color has-medium-font-size wp-elements-aa55348dfa96e253a032da63d88292ad\" id=\"contact-us\"><span class=\"ez-toc-section\" id=\"Get_a_Free_Quote_Today\"><\/span><strong><strong><strong>Obtenir gratuitement <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-themecolor-1-color\">Citation<\/mark> Aujourd'hui.<\/strong><\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-comment thempark-block themepark-comment fromnopading undefined\" style=\"max-width:760px;\"><div class=\"themepark-comment_in\" id=\"ud_form\"><div class=\"themepark-comment_inb2\"><div class=\"themepark-comment_inb\" style=\"background-color:#ffffff;\"><div class=\"themepark-comment_form nolable\" style=\"\"><form id=\"commentform-park\" class=\"themepark-c-f twomo\" action=\"https:\/\/www.slewbearingtec.com\/wp-comments-post.php\" method=\"post\" autocomplete=\"off\" data-trp-original-action=\"https:\/\/www.slewbearingtec.com\/wp-comments-post.php\"><div class=\"themepark-comment_form_box tptext\" style=\"font-size:15px;\"><lable for=\"tpcommet0\" class=\"\"><input type=\"text\" id=\"tpcommet0\" name=\"tpcommet0\" size=\"28\" style=\"border: solid 1px #ffffff;background-color: #a0c6e51a;\" placeholder=\"Nom\"\/><\/lable><\/div><div class=\"themepark-comment_form_box tptext mail-c\" style=\"font-size:15px;\"><lable for=\"tpcommet1\" class=\"required\"><input type=\"text\" class=\"f-email\" id=\"tpcommet1\" name=\"tpcommet1\" size=\"28\" required style=\"border: solid 1px #ffffff;background-color: #a0c6e51a;\" placeholder=\"Courrier \u00e9lectronique\"\/><span class=\"required\">*<div class=\"required_tishi animated\"><i class=\"fas fa-exclamation-circle\"><\/i><span><\/span><\/div><\/span><\/lable><\/div><div class=\"themepark-comment_form_box tpTextarea\" style=\"font-size:15px;\"><lable for=\"tpcommet2\"><textarea id=\"tpcommet2\" name=\"tpcommet2\" style=\"border: solid 1px #ffffff;background-color: #a0c6e51a;\" placeholder=\"Votre question\"><\/textarea><\/lable><\/div><div class=\"hiddeninput\"><input name=\"comment_post_ID\" type=\"hidden\" value=\"13125\"\/><input name=\"author\" type=\"hidden\" class=\"author\"\/><input name=\"email\" type=\"hidden\" class=\"email\"\/><textarea name=\"comment\" style=\"display:none\" class=\"comment\"><\/textarea><input name=\"themeparklable\" type=\"hidden\" value=\"Name|E-mail|Your Question\"\/><input name=\"themeparktype\" type=\"hidden\" value=\"text|text2|Textarea\"\/><input name=\"redirect_to\" type=\"hidden\" value=\"https:\/\/www.slewbearingtec.com\"\/><input name=\"inquiryid\" type=\"hidden\"\/><input name=\"inquirytime\" type=\"hidden\"\/><input name=\"position\" type=\"hidden\"\/><\/div><div class=\"submut_box\"><input type=\"submit\" class=\"submut_btn\" name=\"submit\" style=\"background:#239be0;\" value=\"Envoyer un devis\"\/><div class=\"tishi\" style=\"\"><div class=\"loading\" style=\"\"><i class=\"fas fa-spinner\"><\/i>Soumettre !<\/div><div class=\"success\" style=\"\"><i class=\"fas fa-check\"><\/i>Succ\u00e8s !<\/div><div class=\"erro\" style=\"\"><i class=\"fas fa-exclamation-circle\"><\/i>\u00c9chec de la soumission ! Veuillez r\u00e9essayer plus tard\uff01<\/div><div class=\"e-email\">Erreur de format d'e-mail !<\/div><div class=\"e-tel\">Erreur de format\uff01<\/div><\/div><\/div><input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form><\/div><div class=\"wp_clear\"><\/div><\/div><div class=\"themepark-comment_in_b\" style=\"opacity:1;undefined0\"><\/div><\/div><\/div><div class=\"wp_clear\"><\/div><\/div>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Our_factory\"><\/span><strong>Notre usine<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-listul thempark-block list_ul_box_out  Effect0 undefined\" style=\"undefined\" swlist=\"1\" progresseffect=\"0\" autoplays=\"2\" line=\"1\" loops=\"yes\"><div class=\"swiper-container showslidebox_out  listpadings\"><div class=\"swiper-wrapper\"><div class=\"swiper-slide listul_box\" style=\"\"><a class=\"listul_box_img\" style=\"\"><div style=\"\" class=\"listulpic\"><img loading=\"lazy\" decoding=\"async\" class=\"swiper-lazy swiper-move-lazy lazyload\" data-src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/06\/swtc-factory-p3.png\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/themes\/smartenterprise\/images\/loading3.png\" alt=\"\" width=\"412\" height=\"286\"><\/div><\/a><\/div><\/div><div class=\"pagination MovePnly\"><\/div><\/div><\/section>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:33px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion active sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q1 : Quel est le diam\u00e8tre maximal des roulements de plateau tournant de grand diam\u00e8tre que vous pouvez produire ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-3722bad0df89116c00971e80526e64c9\" style=\"color:#666666\">Nous pouvons concevoir et fabriquer des couronnes d'orientation segment\u00e9es ou int\u00e9grales d'un diam\u00e8tre ext\u00e9rieur allant jusqu'\u00e0 6 000 mm (6 m). Pour les dimensions surdimensionn\u00e9es qui d\u00e9passent les limites d'exp\u00e9dition, nous proposons des solutions de fabrication segment\u00e9e avec un guidage de l'assemblage de pr\u00e9cision sur site.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q2 : Comment calculer la dur\u00e9e de vie du roulement dans des conditions de travail sp\u00e9cifiques ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-afa5d325ed77bbad6b4e773c8309b711\" style=\"color:#666666\">Nous suivons <a href=\"https:\/\/www.iso.org\/standard\/38102.html\" rel=\"nofollow noopener\" target=\"_blank\">ISO 281<\/a> normes et <a href=\"https:\/\/www.stle.org\/\" rel=\"nofollow noopener\" target=\"_blank\">Lundberg-Palmgren<\/a> la th\u00e9orie de la fatigue. Veuillez indiquer la charge axiale, la charge radiale, le moment de renversement et la vitesse de travail. Nos ing\u00e9nieurs calculeront le rapport de dur\u00e9e de vie L10 \u00e0 l'aide d'un logiciel professionnel pour votre r\u00e9f\u00e9rence.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q3 : Quelle est la dur\u00e9e du cycle de livraison de ce type de roulement de grand diam\u00e8tre ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-55a4bc8c1662eb68ca9034fff2e8b709\" style=\"color:#666666\">Pour les mod\u00e8les faisant partie de l'inventaire de forgeage standard (diam\u00e8tre  3 m\u00e8tres), le d\u00e9lai de livraison est g\u00e9n\u00e9ralement de 60 \u00e0 90 jours en raison du cycle de forgeage et de traitement thermique n\u00e9cessaire.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q4 : L'engrenage du roulement peut-il \u00eatre r\u00e9par\u00e9 en raison d'une usure importante ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-66fb9cc22ca844ea7022be217c8591b8\" style=\"color:#666666\">Si la surface de l'engrenage n'est que l\u00e9g\u00e8rement us\u00e9e, elle peut \u00eatre r\u00e9par\u00e9e en modifiant le profil de la dent. En revanche, si le chemin de roulement est d\u00e9coll\u00e9 ou si le pied de la dent est cass\u00e9, il doit \u00eatre remplac\u00e9 pour des raisons de s\u00e9curit\u00e9. Nous proposons des services d'\u00e9valuation de la remise \u00e0 neuf des anciens roulements afin de d\u00e9terminer s'ils ont une valeur de r\u00e9paration.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q5 : A quelle temp\u00e9rature les couronnes d'orientation peuvent-elles r\u00e9sister ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-e33201e0b97e3eb3922033a86191b0d3\" style=\"color:#666666\">La temp\u00e9rature applicable au produit standard est comprise entre -20\u00b0C et +80\u00b0C. Pour les environnements inf\u00e9rieurs \u00e0 -40\u00b0C, tels que les zones polaires ou les entrep\u00f4ts frigorifiques, nous utiliserons un acier sp\u00e9cial de r\u00e9sistance aux chocs \u00e0 basse temp\u00e9rature (tel que l'acier modifi\u00e9 \u00e0 basse temp\u00e9rature 42CrMo4) et une graisse sp\u00e9ciale pour basses temp\u00e9ratures.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q6 : Quels sont les documents de certification de la qualit\u00e9 fournis avec les marchandises ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\" id=\"quote\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-da097aded21a288a10f4f19e716db266\" style=\"color:#666666\">Chaque exp\u00e9dition est accompagn\u00e9e d'un ensemble complet de donn\u00e9es sur la qualit\u00e9, comprenant : la garantie des mat\u00e9riaux (MTC), le rapport d'essai de duret\u00e9 du traitement thermique, le rapport de d\u00e9tection des d\u00e9fauts par ultrasons (UT), le rapport d'essai de pr\u00e9cision de l'engrenage et le rapport d'inspection de la taille du produit fini.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"background-color:#f5f7fa;padding-bottom:30px;padding-top:10px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h1 class=\"wp-block-heading product-H-H1 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings\"><\/span>Roulements de plateau tournant de grand diam\u00e8tre<span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#666666;padding:1px 0px;\">\n<div class=\"wp-block-column\">\n<p>Con\u00e7ues pour les conditions de travail difficiles des couronnes d'orientation de grand diam\u00e8tre, avec un mat\u00e9riau forg\u00e9 42CrMo, avec une excellente capacit\u00e9 de roulement combin\u00e9e de la force axiale, de la force radiale et du couple de renversement, pour garantir que les grands \u00e9quipements m\u00e9caniques dans des environnements extr\u00eames atteignent une rotation r\u00e9guli\u00e8re et de haute pr\u00e9cision, pour soutenir l'approvisionnement en vrac.<\/p>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover is-light\" style=\"min-height:500px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"997\" height=\"838\" class=\"wp-block-cover__image-background wp-image-4948\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21.jpg 997w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21-300x252.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21-768x646.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-21-14x12.jpg 14w\" sizes=\"auto, (max-width: 997px) 100vw, 997px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-cyan-bluish-gray-color has-text-color has-link-color has-small-font-size wp-elements-ea0ec6014a70d33d35ba00615667e43a\">Diam\u00e8tre ext\u00e9rieur :<\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<p class=\"has-monte-grey-color has-text-color has-link-color wp-elements-7ba3c8cdb06b2e3c45acdb2115acb1f3\" style=\"font-size:14px;text-transform:capitalize\">1-6 m\u00e8tres<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-cyan-bluish-gray-color has-text-color has-link-color has-small-font-size wp-elements-8520d838fea91ca13222d0532ce55592\"><strong>Duret\u00e9 du chemin de roulement :<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<p class=\"has-monte-grey-color has-text-color has-link-color wp-elements-2c6fc8b67efeea911e57b5268912f9b6\" style=\"font-size:14px;text-transform:capitalize\">55-62HRC<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\">\n<p class=\"has-text-align-center has-cyan-bluish-gray-color has-text-color has-link-color has-small-font-size wp-elements-8a3af5ce85fe5f6312cecfa77446db94\"><strong>Pr\u00e9cision de l'engrenage :&nbsp;<\/strong><\/p>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<p class=\"has-monte-grey-color has-text-color has-link-color wp-elements-262c4e82e68528aa73d1ad5e8af0ffbb\" style=\"font-size:14px;text-transform:capitalize\">&nbsp;ISO 8<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-btn themepark-i-btn-out shadow\" style=\"text-align:center;\"><div class=\"themepark-i-btn-out_ins\" style=\"\"><div class=\"themepark-i-btn-out_in\"><div class=\"themepark-i-btn\" style=\"background-color:#239be0;color:#ffffff;font-size:15px;padding:6px 60px;\"><a href=\"#m-quote\" rel=\"noopener noreferrer \">Obtenir un devis<\/a><a class=\"hovers\" data-title=\"Get a Quote\" style=\"color:#ffffff;background-color:#2c2c2c;padding:6px 60px;\" href=\"#m-quote\" rel=\"noopener noreferrer\" target=\"_self\"><\/a><\/div><\/div><\/div><\/div>\n\n\n\n <div class=\"block_breadcrumbs\"><div class=\"breadcrumbs\"><nav> <a itemprop=\"breadcrumb\" href=\"https:\/\/www.slewbearingtec.com\/fr\">Accueil<\/a> \/ <\/nav><\/div><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"padding-bottom:23px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-themecolor-1-color has-text-color has-link-color has-medium-font-size wp-elements-5e4939b5e5a7c42e32833683390c873f\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Features-2\"><\/span><strong><strong>Caract\u00e9ristiques des roulements de plateau tournant de grand diam\u00e8tre<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#211c1c;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:16%\"><div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-13130\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h6 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-small-font-size wp-elements-08a4a931555089c39bc33c5e96da8394\"><span class=\"ez-toc-section\" id=\"Extend_service_life_under_high_frequency_operation-2\"><\/span>Prolonger la dur\u00e9e de vie en cas de fonctionnement \u00e0 haute fr\u00e9quence<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\">Gr\u00e2ce \u00e0 la technologie de trempe par induction \u00e0 moyenne fr\u00e9quence, la duret\u00e9 de la surface du chemin de roulement est contr\u00f4l\u00e9e \u00e0 55-62 HRC, et la profondeur effective de la couche de trempe atteint 4mm-6mm. Compar\u00e9 \u00e0 la trempe superficielle ordinaire, ce traitement en profondeur am\u00e9liore la capacit\u00e9 anti-\u00e9caillage de 40% et prolonge consid\u00e9rablement la dur\u00e9e de vie en cas de rotation \u00e0 haute fr\u00e9quence.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#211c1c;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:16%\"><div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-13130\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h6 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-small-font-size wp-elements-e546ce72533365f6f42eedb6d21c600b\"><span class=\"ez-toc-section\" id=\"No_brittle_fracture_of_bearing_matrix-2\"><\/span>Pas de rupture fragile de la matrice de support<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\">Les pi\u00e8ces forg\u00e9es en acier alli\u00e9 de haute qualit\u00e9 42CrMo4 ou 50Mn sont s\u00e9lectionn\u00e9es, et la r\u00e9sistance \u00e0 la traction atteint 900 MPa - 1100 MPa apr\u00e8s le traitement de revenu. Un contr\u00f4le strict des inclusions non m\u00e9talliques dans l'acier permet de s'assurer que la matrice du roulement ne subit pas de rupture fragile lorsqu'elle est soumise \u00e0 des charges d'impact de plusieurs milliers de tonnes.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#211c1c;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:16%\"><div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-13130\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h6 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-small-font-size wp-elements-8ccf298c752df5de532953e172ac0e6e\"><span class=\"ez-toc-section\" id=\"Reduced_impact_wear_at_start-up-2\"><\/span>R\u00e9duction de l'usure par impact au d\u00e9marrage<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\">La pr\u00e9cision d'usinage de l'engrenage atteint le niveau ISO 7-8 et la rugosit\u00e9 de la surface est r\u00e9duite \u00e0 Ra 3,2 gr\u00e2ce au processus de rectification de la surface de la dent. Gr\u00e2ce \u00e0 la conception optimis\u00e9e du jeu lat\u00e9ral des dents (0,15 mm-0 mm), l'usure par impact lors du d\u00e9marrage est efficacement r\u00e9duite et l'efficacit\u00e9 de transmission de l'engrenage est maintenue \u00e0 un niveau sup\u00e9rieur \u00e0 98%.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#211c1c;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:16%\"><div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-13130\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h6 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-small-font-size wp-elements-e68e63ed36f9ad32371281e59e865aa3\"><span class=\"ez-toc-section\" id=\"Block_sand_dust_and_moisture_intrusion-2\"><\/span>Bloque l'intrusion du sable, de la poussi\u00e8re et de l'humidit\u00e9<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\">\u00c9quip\u00e9s de joints \u00e0 double l\u00e8vre NBR (caoutchouc nitrile) ou HNBR r\u00e9sistants au vieillissement dans une plage de temp\u00e9rature allant de -30\u00b0C \u00e0 +120\u00b0C. La structure sp\u00e9ciale du labyrinthe peut bloquer efficacement l'intrusion du sable, de la poussi\u00e8re et de l'humidit\u00e9, et le niveau de protection est \u00e9quivalent \u00e0 IP65, ce qui r\u00e9duit consid\u00e9rablement le risque de d\u00e9faillance du chemin de roulement caus\u00e9e par la contamination par la graisse.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#211c1c;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:16%\"><div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-13130\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h6 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-small-font-size wp-elements-b6a10b0e6b01e153355889bbea7fa227\"><span class=\"ez-toc-section\" id=\"Super_anti-overturning_moment_ability-2\"><\/span>Excellente capacit\u00e9 de r\u00e9sistance au moment de renversement<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\">A travers <a href=\"https:\/\/en.wikipedia.org\/wiki\/Finite_element_method\" rel=\"nofollow noopener\" target=\"_blank\">l'analyse par \u00e9l\u00e9ments finis (FEA) <\/a>Gr\u00e2ce \u00e0 l'optimisation de la conception de l'angle de contact des chemins de roulement, les roulements de plateau tournant de grand diam\u00e8tre pr\u00e9sentent un facteur de s\u00e9curit\u00e9 statique de 1,5 fois. M\u00eame dans les conditions d'extension maximale du bras, il peut r\u00e9sister \u00e0 un moment de renversement instantan\u00e9 d\u00e9passant 120% de la valeur nominale sans d\u00e9formation plastique.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<div style=\"height:5px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block undefined\" id=\"\" style=\"background-color:#f7f7f7;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in clomnnone\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#211c1c;padding:10px 10px;\">\n<div class=\"wp-block-column\">\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:16%\"><div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/gear.png\" alt=\"\" class=\"wp-image-13130\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h6 class=\"wp-block-heading has-text-align-left has-vivid-cyan-blue-color has-text-color has-link-color has-small-font-size wp-elements-cfc70862d31bb338efe465efa13d42dd\"><span class=\"ez-toc-section\" id=\"100_NDT-2\"><\/span>100% NDT<span class=\"ez-toc-section-end\"><\/span><\/h6>\n<\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\">Le contr\u00f4le 100% par ultrasons (UT) et magn\u00e9toscopie (MT) doit \u00eatre effectu\u00e9 sur les soudures et les pi\u00e8ces forg\u00e9es avant la livraison pour s'assurer qu'il n'y a pas de fissures, de pores ou de points blancs. Il est conforme aux normes de certification EN 10204 3.1 et fournit des rapports d'inspection de qualit\u00e9 tra\u00e7ables pour les projets d'ing\u00e9nierie cl\u00e9s.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"padding-bottom:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Technical_Specifications_Table-2\"><\/span>Tableau des sp\u00e9cifications techniques des roulements de plateau tournant de grand diam\u00e8tre<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td>\u00c9l\u00e9ment de param\u00e8tre<\/td><td>Sp\u00e9cifications techniques<\/td><\/tr><tr><td><strong>Nom du produit<\/strong><\/td><td>Roulements de plateau tournant de grand diam\u00e8tre<\/td><\/tr><tr><td><strong>Forme structurelle<\/strong><\/td><td>Boule \u00e0 contact \u00e0 quatre points \u00e0 une rang\u00e9e \/ Boule \u00e0 deux rang\u00e9es \/ Boule \u00e0 trois rang\u00e9es de rouleaux \/ Boule \u00e0 rouleaux crois\u00e9s<\/td><\/tr><tr><td><strong>Gamme de diam\u00e8tres<\/strong><\/td><td>ID : 800mm - OD : 6500mm<\/td><\/tr><tr><td><strong>Mat\u00e9riau<\/strong><\/td><td>42CrMo4 \/ 50Mn \/ C45 (anneau) ; GCr15 (\u00e9l\u00e9ments roulants)<\/td><\/tr><tr><td><strong>Duret\u00e9 du chemin de roulement<\/strong><\/td><td>55 - 62 HRC (tremp\u00e9 par induction)<\/td><\/tr><tr><td><strong>Traitement des zones molles<\/strong><\/td><td>Marqu\u00e9 d'un \"S\" et \u00e9quip\u00e9 d'un bouchon, il doit \u00eatre install\u00e9 dans une zone non porteuse.<\/td><\/tr><tr><td><strong>Type d'engrenage<\/strong><\/td><td>\u00c9dent\u00e9 \/ Externe \/ Interne<\/td><\/tr><tr><td><strong>Pr\u00e9cision des engrenages<\/strong><\/td><td>ISO 1328 Grade 8 - 10<\/td><\/tr><tr><td><strong>Mat\u00e9riau du joint<\/strong><\/td><td>NBR \/ Viton (r\u00e9sistant aux hautes temp\u00e9ratures en option) \/ HNBR<\/td><\/tr><tr><td><strong>Graisse lubrifiante<\/strong><\/td><td>Graisse extr\u00eame pression \u00e0 base de lithium (EP2) ou selon les sp\u00e9cifications du client.<\/td><\/tr><tr><td><strong>Temp\u00e9rature de fonctionnement<\/strong><\/td><td>-40\u00b0C ~ +80\u00b0C (standard) ; -50\u00b0C ~ +150\u00b0C (sur mesure)<\/td><\/tr><tr><td><strong>Niveau de tol\u00e9rance<\/strong><\/td><td>IT7 - IT8<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"background-color:#f7f7f7;padding-bottom:40px;padding-top:30px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p  blog-jiange\" style=\"font-size:13px;line-height:26px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h2 class=\"wp-block-heading product-H-H2 has-medium-font-size\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_comparison_point-2\"><\/span><strong><strong>Point de comparaison des roulements de plateau tournant de grand diam\u00e8tre<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Par rapport \u00e0 la combinaison traditionnelle de roulements en deux parties, ce roulement de plateau tournant de grand diam\u00e8tre int\u00e8gre la bague int\u00e9rieure, la bague ext\u00e9rieure et l'\u00e9l\u00e9ment roulant en un seul, ce qui r\u00e9duit l'espace d'installation de 50% et \u00e9limine l'influence de la tol\u00e9rance cumul\u00e9e de plusieurs composants sur la pr\u00e9cision de la rotation. En particulier pour les applications de grand diam\u00e8tre (&gt;2 m), notre processus de forgeage int\u00e9gral de la bague \u00e9vite les probl\u00e8mes courants de concentration de contraintes des bagues de jonction soud\u00e9es, et la rigidit\u00e9 structurelle est augment\u00e9e de 30%.<\/p>\n\n\n\n<p>En outre, pour les applications lourdes, nous avons adopt\u00e9 une technologie sp\u00e9ciale de pr\u00e9contrainte du jeu n\u00e9gatif. Par rapport aux produits ordinaires \u00e0 jeu nul, cette conception permet de maintenir un contact continu entre le chemin de roulement et l'\u00e9l\u00e9ment roulant dans des conditions de charge \u00e9lev\u00e9e ou partielle, de pr\u00e9venir efficacement l'usure de contact et de multiplier par 1,8 la dur\u00e9e de vie th\u00e9orique en fatigue du roulement.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-cover is-light\" style=\"min-height:200px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"488\" class=\"wp-block-cover__image-background wp-image-4949\" alt=\"Point de comparaison des roulements de plateau tournant de grand diam\u00e8tre\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-1024x488.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-1024x488.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-300x143.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-768x366.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22-18x9.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-22.jpg 1363w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:15%\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/solution.png\" alt=\"\" class=\"wp-image-13399\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h6 class=\"wp-block-heading has-small-font-size\"><span class=\"ez-toc-section\" id=\"Addressing_the_risk_of_downtime_caused_by_broken_teeth-2\"><\/span><strong>Rem\u00e9dier au risque de temps d'arr\u00eat caus\u00e9 par des dents cass\u00e9es<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n\n\n\n<p>Compte tenu du probl\u00e8me courant de fracture de la racine de la dent des excavateurs ou des r\u00e9cup\u00e9rateurs \u00e0 empilement, nous avons effectu\u00e9 un traitement de transition de cong\u00e9 complet sur la racine de la dent et mis en \u0153uvre un grenaillage de pr\u00e9contrainte pour \u00e9liminer le point de concentration des contraintes, de sorte que la limite de fatigue en flexion de la racine de la dent est augment\u00e9e \u00e0 plus de 450 MPa.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:15%\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/solution.png\" alt=\"\" class=\"wp-image-13399\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h6 class=\"wp-block-heading has-small-font-size\"><span class=\"ez-toc-section\" id=\"Overcome_seal_failure_in_harsh_dust_environments-2\"><\/span><strong>Surmonter les d\u00e9faillances des joints dans les environnements poussi\u00e9reux difficiles<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h6>\n\n\n\n<p>Compte tenu de l'environnement minier et portuaire, la bande d'\u00e9tanch\u00e9it\u00e9 habituelle vieillit et se fissure facilement. Nous utilisons la structure d'\u00e9tanch\u00e9it\u00e9 r\u00e9sistante \u00e0 l'usure \u00e0 3 l\u00e8vres avec du caoutchouc r\u00e9sistant aux UV, dans le test de fonctionnement continu, emp\u00eachant efficacement 99% de la poussi\u00e8re micronique dans le chemin de roulement.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-not-stacked-on-mobile\">\n<div class=\"wp-block-column\" style=\"flex-basis:15%\">\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/www.lianxi.fun\/wp-content\/uploads\/2025\/12\/solution.png\" alt=\"\" class=\"wp-image-13399\" style=\"width:32px\"><\/figure>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-column\">\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:13px;line-height:26px;color:#666666;padding:10px 0px;\">\n<div class=\"wp-block-column\">\n<h6 class=\"wp-block-heading has-small-font-size\"><span class=\"ez-toc-section\" id=\"Solve_jams_caused_by_uneven_installation_surface_of_large_diameter-2\"><\/span>R\u00e9soudre les blocages caus\u00e9s par une surface d'installation in\u00e9gale de grand diam\u00e8tre<span class=\"ez-toc-section-end\"><\/span><\/h6>\n\n\n\n<p>Compte tenu du fait que la surface usin\u00e9e des grands \u00e9quipements est difficile \u00e0 niveler, nous avons introduit le calcul de la d\u00e9formation \u00e9lastique adaptative dans la conception des roulements, autorisant une erreur de plan\u00e9it\u00e9 de 0,1 mm\/1000 mm sur la surface de montage, ce qui peut encore assurer une rotation r\u00e9guli\u00e8re sans blocage.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"padding-bottom:40px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_Applicable_Crowd-2\"><\/span><strong><strong>Roulements de plateau tournant de grand diam\u00e8tre Foule applicable<\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"509\" class=\"wp-block-cover__image-background wp-image-4950\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre Applicable Crowd To Port crane manufacturer\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-1024x509.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-1024x509.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-300x149.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-768x382.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23-18x9.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-23.jpg 1332w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-38c6c31ec9c4887886cde30b005b8025\"><span class=\"ez-toc-section\" id=\"Port_crane_manufacturer-2\"><\/span><strong>Fabricant de grues portuaires<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Convient aux ponts de quai, aux grues de portique et \u00e0 d'autres \u00e9quipements. Ce type d'utilisateur a besoin de roulements de plateau tournant de grand diam\u00e8tre qui r\u00e9sistent \u00e0 d'\u00e9normes moments de renversement et \u00e0 la corrosion par brouillard salin. Notre rev\u00eatement anticorrosion multicouche et notre conception robuste r\u00e9pondent parfaitement aux besoins d'un fonctionnement continu 24 heures sur 24.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"462\" class=\"wp-block-cover__image-background wp-image-4951\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre Foule applicable aux op\u00e9rateurs d&#039;\u00e9quipements \u00e9oliens\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-1024x462.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-1024x462.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-300x135.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-768x347.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24-18x8.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-24.jpg 1338w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-9e720f5575e3cc42ee352f1858f5a7b8\"><span class=\"ez-toc-section\" id=\"Wind_power_equipment_operators-2\"><\/span><strong>Op\u00e9rateurs d'\u00e9quipements \u00e9oliens<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Syst\u00e8mes de tangage et de lacet pour les \u00e9oliennes de plusieurs m\u00e9gawatts. Nos produits permettent une s\u00e9lection pr\u00e9cise du jeu z\u00e9ro ou du jeu n\u00e9gatif, garantissant la pr\u00e9cision de l'ajustement de l'angle des pales sous l'impact des rafales, et une dur\u00e9e de vie pouvant atteindre 20 ans, r\u00e9duisant ainsi le co\u00fbt de remplacement \u00e0 haute altitude.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"459\" class=\"wp-block-cover__image-background wp-image-4952\" alt=\"Roulements de plateau tournant de grand diam\u00e8tre Applicable \u00e0 l&#039;int\u00e9grateur de tunnelier (machine \u00e0 bouclier)\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-1024x459.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-1024x459.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-300x134.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-768x344.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25-18x8.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-25.jpg 1328w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-b9ca299bea4d8f72d2a334f284212200\"><span class=\"ez-toc-section\" id=\"Integrator_of_tunnel_boring_machine_shield_machine-2\"><\/span><strong>Int\u00e9grateur de tunnelier (machine \u00e0 bouclier)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Convient \u00e0 l'entra\u00eenement de la t\u00eate de coupe de la machine \u00e0 bouclier et \u00e0 la machine d'\u00e9rection de segments. Ce sc\u00e9nario exige que le roulement fonctionne sous une pression extr\u00eamement \u00e9lev\u00e9e et dans de l'eau boueuse. Notre construction \u00e0 trois rang\u00e9es de rouleaux offre la meilleure capacit\u00e9 axiale de l'industrie et est \u00e9quip\u00e9e d'un syst\u00e8me renforc\u00e9 d'\u00e9tanch\u00e9it\u00e9 \u00e0 l'eau boueuse.<\/p>\n\n\n\n<div style=\"height:29px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column productAshiyong\">\n<div class=\"wp-block-cover is-light\" style=\"min-height:300px;aspect-ratio:unset;\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"522\" class=\"wp-block-cover__image-background wp-image-4953\" alt=\"Roulements de table tournante de grand diam\u00e8tre Foule applicable \u00e0 L&#039;acheteur de mat\u00e9riel d&#039;excavation pour les mines \u00e0 ciel ouvert.\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-1024x522.jpg\" data-object-fit=\"cover\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-1024x522.jpg 1024w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-300x153.jpg 300w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-768x392.jpg 768w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26-18x9.jpg 18w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2026\/01\/image-26.jpg 1331w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><span aria-hidden=\"true\" class=\"wp-block-cover__background has-background-dim-0 has-background-dim\"><\/span><div class=\"wp-block-cover__inner-container\">\n<p class=\"has-text-align-center has-large-font-size\"><\/p>\n<\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-wright content-super-p\" style=\"font-size:14px;line-height:28px;color:#666666; border:1px #d1d1d1 solid;padding:20px 20px;\">\n<div class=\"wp-block-column\">\n<h3 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-normal-font-size wp-elements-b9962ae703eca303cc9c77b5a4170826\"><span class=\"ez-toc-section\" id=\"The_purchaser_of_excavation_equipment_for_open-pit_mines-2\"><\/span><strong>L'acheteur de mat\u00e9riel d'excavation pour les mines \u00e0 ciel ouvert.<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"has-text-align-center\">Pour les grandes excavatrices \u00e0 pelle frontale\/r\u00e9trocaveuse et les r\u00e9cup\u00e9rateurs-empileurs. Ces utilisateurs sont particuli\u00e8rement attentifs \u00e0 la r\u00e9sistance aux chocs et \u00e0 l'abrasion. Nos engrenages tremp\u00e9s en surface et nos chemins de roulement tremp\u00e9s en profondeur peuvent r\u00e9sister efficacement aux vibrations importantes et aux surcharges instantan\u00e9es pendant l'extraction du minerai.<\/p>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"padding-bottom:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center product-H-H2 has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"Large_Diameter_Turntable_Bearings_instructions-2\"><\/span><strong>Instructions relatives aux roulements de plateau tournant de grand diam\u00e8tre<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-icon thempark-block themepark_icon_list_out undefined  xhms\" id=\"nomo1\" style=\"padding-bottom:20px;padding-top:20px;\"><div class=\"themepark_icon_list_in\" style=\"\"><div class=\"themepark_icon_lists iconl4 iconls1\" style=\"\"><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">V\u00e9rifier la plan\u00e9it\u00e9 de la base d'installation<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Avant l'installation, le plan d'installation du support doit \u00eatre v\u00e9rifi\u00e9 \u00e0 l'aide d'un niveau laser ou d'une jauge d'\u00e9paisseur. Pour les roulements de grand diam\u00e8tre, l'erreur de plan\u00e9it\u00e9 ne doit pas d\u00e9passer DX\/10000DX est le diam\u00e8tre du chemin de roulement.<\/span><span>Sinon, cela entra\u00eenera une surcharge locale du chemin de fer.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">Position correcte de la ceinture souple<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Lors de l'installation, veillez \u00e0 trouver la position de la bande souple tremp\u00e9e marqu\u00e9e d'un \"S\" Soft Zone sur la face d'extr\u00e9mit\u00e9 des anneaux int\u00e9rieurs et ext\u00e9rieurs. La bande souple doit \u00eatre plac\u00e9e dans la zone de non-charge ou dans la zone de force peu fr\u00e9quente, c'est-\u00e0-dire \u00e0 un angle de 90 degr\u00e9s par rapport \u00e0 la direction de la charge principale, afin d'\u00e9viter l'\u00e9crasement pr\u00e9coce du chemin de roulement.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">Sp\u00e9cification pour le pr\u00e9-serrage des boulons de montage<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Il est strictement interdit d'utiliser des rondelles \u00e9lastiques et il convient d'utiliser des boulons \u00e0 haute r\u00e9sistance de grade 10.9 ou 12.9. Serrer avec une cl\u00e9 dynamom\u00e9trique en 3 \u00e9tapes 30%, 80%, 100% couple<\/span><span> conform\u00e9ment \u00e0 la m\u00e9thode de la croix sym\u00e9trique \u00e0 180 degr\u00e9s, afin de garantir une r\u00e9partition uniforme de la force de pr\u00e9-serrage.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><a class=\"themepark_icon_box\"><div class=\"themepark_icon_box_i\"><div class=\"themepark_icon_box_i_out\"><i class=\"fas fa-icons\" style=\"color:#fff;font-size:20px;width:60px;height:60px;line-height:60px;background:#239be0;\"><\/i><div style=\"background:#239be0;\" class=\"themepark_icon_box_i_b\"><\/div><\/div><b style=\"font-size:16px;\">Lubrification initiale et rodage<\/b><\/div><div class=\"themepark_icon_box_d\" style=\"font-size:14px;\"><span>Les roulements ne sont enduits d'huile antirouille qu'\u00e0 leur sortie d'usine. Apr\u00e8s l'installation, de la graisse au lithium extr\u00eame pression doit \u00eatre inject\u00e9e tout en tournant lentement jusqu'\u00e0 ce que la graisse s'\u00e9chappe de la l\u00e8vre d'\u00e9tanch\u00e9it\u00e9. Apr\u00e8s un fonctionnement initial de 100 heures, v\u00e9rifiez la pr\u00e9charge du boulon et ajoutez \u00e0 nouveau de la graisse.<\/span><\/div><div class=\"themepark_icon_box_bac\" style=\"background:#f7f7f7;\"><\/div><\/a><\/div><\/div><\/section>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<section class=\"wp-block-themepark-block-themepark-area block_layout thempark-block MovePnly\" id=\"\" style=\"padding-bottom:40px;padding-top:40px;\" data-swiper-parallax=\"-700\"><div class=\"block_layout_in\" style=\"\">\n<div class=\"wp-block-column block_layout_in\">\n<h2 class=\"wp-block-heading has-text-align-center H2:Know Us and Contact has-medium-font-size\" style=\"text-transform:capitalize\"><span class=\"ez-toc-section\" id=\"FAQ_and_Contact_Us-2\"><\/span>FAQ et Contactez-nous<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center has-monte-grey-color has-text-color has-link-color has-medium-font-size wp-elements-e7ef094161f86bc679a3fe601c773619\" id=\"m-quote\"><span class=\"ez-toc-section\" id=\"Get_a_Free_Quote_Today-2\"><\/span><strong><strong><strong>Obtenir gratuitement <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-themecolor-1-color\">Citation<\/mark> Aujourd'hui.<\/strong><\/strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-comment thempark-block themepark-comment fromnopading undefined\" style=\"max-width:760px;\"><div class=\"themepark-comment_in\" id=\"ud_form\"><div class=\"themepark-comment_inb2\"><div class=\"themepark-comment_inb\" style=\"background-color:#ffffff;\"><div class=\"themepark-comment_form nolable\" style=\"\"><form id=\"commentform-park\" class=\"themepark-c-f\" action=\"https:\/\/www.slewbearingtec.com\/wp-comments-post.php\" method=\"post\" autocomplete=\"off\" data-trp-original-action=\"https:\/\/www.slewbearingtec.com\/wp-comments-post.php\"><div class=\"themepark-comment_form_box tptext\" style=\"font-size:15px;\"><lable for=\"tpcommet0\" class=\"\"><input type=\"text\" id=\"tpcommet0\" name=\"tpcommet0\" size=\"28\" style=\"border: solid 1px #ffffff;background-color: #a0c6e51a;\" placeholder=\"Nom\"\/><\/lable><\/div><div class=\"themepark-comment_form_box tptext mail-c\" style=\"font-size:15px;\"><lable for=\"tpcommet1\" class=\"required\"><input type=\"text\" class=\"f-email\" id=\"tpcommet1\" name=\"tpcommet1\" size=\"28\" required style=\"border: solid 1px #ffffff;background-color: #a0c6e51a;\" placeholder=\"Courrier \u00e9lectronique\"\/><span class=\"required\">*<div class=\"required_tishi animated\"><i class=\"fas fa-exclamation-circle\"><\/i><span><\/span><\/div><\/span><\/lable><\/div><div class=\"themepark-comment_form_box tpTextarea\" style=\"font-size:15px;\"><lable for=\"tpcommet2\"><textarea id=\"tpcommet2\" name=\"tpcommet2\" style=\"border: solid 1px #ffffff;background-color: #a0c6e51a;\" placeholder=\"Votre question\"><\/textarea><\/lable><\/div><div class=\"hiddeninput\"><input name=\"comment_post_ID\" type=\"hidden\" value=\"13125\"\/><input name=\"author\" type=\"hidden\" class=\"author\"\/><input name=\"email\" type=\"hidden\" class=\"email\"\/><textarea name=\"comment\" style=\"display:none\" class=\"comment\"><\/textarea><input name=\"themeparklable\" type=\"hidden\" value=\"Name|E-mail|Your Question\"\/><input name=\"themeparktype\" type=\"hidden\" value=\"text|text2|Textarea\"\/><input name=\"redirect_to\" type=\"hidden\" value=\"https:\/\/www.slewbearingtec.com\"\/><input name=\"inquiryid\" type=\"hidden\"\/><input name=\"inquirytime\" type=\"hidden\"\/><input name=\"position\" type=\"hidden\"\/><\/div><div class=\"submut_box\"><input type=\"submit\" class=\"submut_btn\" name=\"submit\" style=\"background:#239be0;\" value=\"Envoyer un devis\"\/><div class=\"tishi\" style=\"\"><div class=\"loading\" style=\"\"><i class=\"fas fa-spinner\"><\/i>Soumettre !<\/div><div class=\"success\" style=\"\"><i class=\"fas fa-check\"><\/i>Succ\u00e8s !<\/div><div class=\"erro\" style=\"\"><i class=\"fas fa-exclamation-circle\"><\/i>\u00c9chec de la soumission ! Veuillez r\u00e9essayer plus tard\uff01<\/div><div class=\"e-email\">Erreur de format d'e-mail !<\/div><div class=\"e-tel\">Erreur de format\uff01<\/div><\/div><\/div><input type=\"hidden\" name=\"trp-form-language\" value=\"fr\"\/><\/form><\/div><div class=\"wp_clear\"><\/div><\/div><div class=\"themepark-comment_in_b\" style=\"opacity:1;undefined0\"><\/div><\/div><\/div><div class=\"wp_clear\"><\/div><\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion active sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q1 : Quel est le diam\u00e8tre maximal des roulements de plateau tournant de grand diam\u00e8tre que vous pouvez produire ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-3722bad0df89116c00971e80526e64c9\" style=\"color:#666666\">Nous pouvons concevoir et fabriquer des couronnes d'orientation segment\u00e9es ou int\u00e9grales d'un diam\u00e8tre ext\u00e9rieur allant jusqu'\u00e0 6 000 mm (6 m). Pour les dimensions surdimensionn\u00e9es qui d\u00e9passent les limites d'exp\u00e9dition, nous proposons des solutions de fabrication segment\u00e9e avec un guidage de l'assemblage de pr\u00e9cision sur site.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q2 : Comment calculer la dur\u00e9e de vie du roulement dans des conditions de travail sp\u00e9cifiques ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-afa5d325ed77bbad6b4e773c8309b711\" style=\"color:#666666\">Nous suivons <a href=\"https:\/\/www.iso.org\/standard\/38102.html\" rel=\"nofollow noopener\" target=\"_blank\">ISO 281<\/a> normes et <a href=\"https:\/\/www.stle.org\/\" rel=\"nofollow noopener\" target=\"_blank\">Lundberg-Palmgren<\/a> la th\u00e9orie de la fatigue. Veuillez indiquer la charge axiale, la charge radiale, le moment de renversement et la vitesse de travail. Nos ing\u00e9nieurs calculeront le rapport de dur\u00e9e de vie L10 \u00e0 l'aide d'un logiciel professionnel pour votre r\u00e9f\u00e9rence.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q3 : Quelle est la dur\u00e9e du cycle de livraison de ce type de roulement de grand diam\u00e8tre ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-55a4bc8c1662eb68ca9034fff2e8b709\" style=\"color:#666666\">Pour les mod\u00e8les faisant partie de l'inventaire de forgeage standard (diam\u00e8tre  3 m\u00e8tres), le d\u00e9lai de livraison est g\u00e9n\u00e9ralement de 60 \u00e0 90 jours en raison du cycle de forgeage et de traitement thermique n\u00e9cessaire.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q4 : L'engrenage du roulement peut-il \u00eatre r\u00e9par\u00e9 en raison d'une usure importante ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-66fb9cc22ca844ea7022be217c8591b8\" style=\"color:#666666\">Si la surface de l'engrenage n'est que l\u00e9g\u00e8rement us\u00e9e, elle peut \u00eatre r\u00e9par\u00e9e en modifiant le profil de la dent. En revanche, si le chemin de roulement est d\u00e9coll\u00e9 ou si le pied de la dent est cass\u00e9, il doit \u00eatre remplac\u00e9 pour des raisons de s\u00e9curit\u00e9. Nous proposons des services d'\u00e9valuation de la remise \u00e0 neuf des anciens roulements afin de d\u00e9terminer s'ils ont une valeur de r\u00e9paration.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q5 : A quelle temp\u00e9rature les couronnes d'orientation peuvent-elles r\u00e9sister ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-e33201e0b97e3eb3922033a86191b0d3\" style=\"color:#666666\">La temp\u00e9rature applicable au produit standard est comprise entre -20\u00b0C et +80\u00b0C. Pour les environnements inf\u00e9rieurs \u00e0 -40\u00b0C, tels que les zones polaires ou les entrep\u00f4ts frigorifiques, nous utiliserons un acier sp\u00e9cial de r\u00e9sistance aux chocs \u00e0 basse temp\u00e9rature (tel que l'acier modifi\u00e9 \u00e0 basse temp\u00e9rature 42CrMo4) et une graisse sp\u00e9ciale pour basses temp\u00e9ratures.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-themepark-block-themepark-accordion thempark-block themepark-accordion sfqpad\" style=\"border-top:solid 1px #e9e9e9;border-bottom:solid 1px #e9e9e9;\"><div class=\"themepark-accordion-head\" style=\"background-color:#ffffff;color:#333;\"><i class=\"fas fa-fas fa-question-circle\"><\/i><span><\/span>Q6 : Quels sont les documents de certification de la qualit\u00e9 fournis avec les marchandises ?<\/div>\n<div class=\"wp-block-column themepark-accordion-box\" id=\"quote\">\n<p class=\"has-text-color has-link-color has-normal-font-size wp-elements-da097aded21a288a10f4f19e716db266\" style=\"color:#666666\">Chaque exp\u00e9dition est accompagn\u00e9e d'un ensemble complet de donn\u00e9es sur la qualit\u00e9, comprenant : la garantie des mat\u00e9riaux (MTC), le rapport d'essai de duret\u00e9 du traitement thermique, le rapport de d\u00e9tection des d\u00e9fauts par ultrasons (UT), le rapport d'essai de pr\u00e9cision de l'engrenage et le rapport d'inspection de la taille du produit fini.<\/p>\n<\/div>\n<\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"375\" height=\"536\" src=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1.jpg\" alt=\"certificat\" class=\"wp-image-834\" srcset=\"https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1.jpg 375w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1-210x300.jpg 210w, https:\/\/www.slewbearingtec.com\/wp-content\/uploads\/2025\/04\/certificate1-8x12.jpg 8w\" sizes=\"auto, (max-width: 375px) 100vw, 375px\" \/><\/figure>\n<\/div>\n<\/div><div class=\"layout_badh\"><\/div><\/section>\n\n\n\n<aside id=\"auto-toc-sidebar\"><\/aside>\n<style>\n#auto-toc-sidebar {\n  position: fixed;\n  left: 0;\n  width: 100%;\n  height: 82px;\n  background: #ffffff;\n\n\n  border-bottom: 1px solid #e6e6e6;\n\n  \/* \u5c42\u7ea7\u4e00\u5b9a\u8981\u538b\u8fc7 header *\/\n  z-index: 9999999999;\n\n  \/* \u521d\u59cb\u9690\u85cf\u5728\u9876\u90e8 *\/\n  transform: translateY(-233%);\n  transition: transform 0.28s ease;\n\n  display: flex;\n  align-items: center;\n\n  box-sizing: border-box;\n  padding: 0 24px;\n\n  \/* \u9632\u6b62\u5185\u5bb9\u88ab\u9009\u4e2d\u6296\u52a8 *\/\n  user-select: none;\n}\n\n\/* \u6eda\u52a8\u540e\u663e\u793a *\/\n#auto-toc-sidebar.show {\n  transform: translateY(-100%);\n}\n\n\/* ======================================================\n   \u6a2a\u5411 Tab \u5217\u8868\n   ====================================================== *\/\n\n#auto-toc-list {\n  display: 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