{"id":2553,"date":"2025-09-18T00:55:16","date_gmt":"2025-09-18T00:55:16","guid":{"rendered":"https:\/\/greenyellow-gerbil-196913.hostingersite.com\/?post_type=product&#038;p=2553"},"modified":"2025-09-18T01:06:20","modified_gmt":"2025-09-18T01:06:20","slug":"spring-steel-billet-60si2mn","status":"publish","type":"product","link":"https:\/\/baosteelmaterials.com\/fr\/produit\/spring-steel-billet-60si2mn\/","title":{"rendered":"Acier \u00e0 ressort Billet 60Si2Mn"},"content":{"rendered":"<table>\n<thead>\n<tr>\n<th>Param\u00e8tres<\/th>\n<th>Valeur<\/th>\n<th>Remarques<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Standard<\/strong><\/td>\n<td>GB\/T 1222-2016<\/td>\n<td>Norme chinoise pour les aciers \u00e0 ressorts<\/td>\n<\/tr>\n<tr>\n<td><strong>Grade<\/strong><\/td>\n<td>60Si2Mn<\/td>\n<td>Acier \u00e0 ressort alli\u00e9 \u00e0 haute \u00e9lasticit\u00e9<\/td>\n<\/tr>\n<tr>\n<td><strong>Composition chimique (wt%)<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>- Carbone (C)<\/td>\n<td>0.56 - 0.64<\/td>\n<td>Am\u00e9liore la duret\u00e9 et la r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td>- Silicium (Si)<\/td>\n<td>1.50 - 2.00<\/td>\n<td>Am\u00e9lioration de la limite \u00e9lastique et de la stabilit\u00e9 de la trempe<\/td>\n<\/tr>\n<tr>\n<td>- Mangan\u00e8se (Mn)<\/td>\n<td>0.60 - 0.90<\/td>\n<td>Favorise la trempabilit\u00e9 et la r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td>- Chrome (Cr)<\/td>\n<td>\u22640.35<\/td>\n<td>Impuret\u00e9 contr\u00f4l\u00e9e<\/td>\n<\/tr>\n<tr>\n<td>- Nickel (Ni)<\/td>\n<td>\u22640.40<\/td>\n<td>Impuret\u00e9 contr\u00f4l\u00e9e<\/td>\n<\/tr>\n<tr>\n<td>- Cuivre (Cu)<\/td>\n<td>\u22640.25<\/td>\n<td>Impuret\u00e9 contr\u00f4l\u00e9e<\/td>\n<\/tr>\n<tr>\n<td>- Phosphore (P)<\/td>\n<td>\u22640.030<\/td>\n<td>Minimis\u00e9 pour r\u00e9duire la fragilit\u00e9<\/td>\n<\/tr>\n<tr>\n<td>- Soufre (S)<\/td>\n<td>\u22640.025<\/td>\n<td>R\u00e9duit au minimum pour \u00e9viter les fissures \u00e0 chaud<\/td>\n<\/tr>\n<tr>\n<td><strong>Propri\u00e9t\u00e9s m\u00e9caniques (apr\u00e8s trempe et revenu)<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>- R\u00e9sistance \u00e0 la traction (Rm)<\/td>\n<td>1270 - 1700 MPa<\/td>\n<td>Haute r\u00e9sistance pour les ressorts porteurs<\/td>\n<\/tr>\n<tr>\n<td>- Limite d'\u00e9lasticit\u00e9 (ReL)<\/td>\n<td>\u22651170 MPa<\/td>\n<td>Assure une excellente reprise \u00e9lastique<\/td>\n<\/tr>\n<tr>\n<td>- Allongement (A)<\/td>\n<td>\u22655%<\/td>\n<td>ductilit\u00e9 suffisante pour le formage<\/td>\n<\/tr>\n<tr>\n<td>- R\u00e9duction de la surface (Z)<\/td>\n<td>\u226525%<\/td>\n<td>Indique une bonne r\u00e9sistance<\/td>\n<\/tr>\n<tr>\n<td>- Duret\u00e9<\/td>\n<td>45 - 50 HRC<\/td>\n<td>Optimal pour les applications \u00e0 ressort<\/td>\n<\/tr>\n<tr>\n<td>- Limite de fatigue<\/td>\n<td>\u2265550 MPa<\/td>\n<td>R\u00e9siste \u00e0 la rupture sous charge r\u00e9p\u00e9t\u00e9e (10\u2077 cycles)<\/td>\n<\/tr>\n<tr>\n<td><strong>Traitement thermique<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>- Trempe<\/td>\n<td>850 - 870\u00b0C, refroidissement par huile<\/td>\n<td>Obtention d'une structure martensitique<\/td>\n<\/tr>\n<tr>\n<td>- Trempe<\/td>\n<td>350 - 500\u00b0C<\/td>\n<td>\u00c9quilibre entre duret\u00e9 et t\u00e9nacit\u00e9<\/td>\n<\/tr>\n<tr>\n<td><strong>Conditions de livraison<\/strong><\/td>\n<td>Lamin\u00e9s \u00e0 chaud, recuits ou tremp\u00e9s et revenus<\/td>\n<td>Personnalisable par commande<\/td>\n<\/tr>\n<tr>\n<td><strong>Applications typiques<\/strong><\/td>\n<td>Ressorts de suspension pour automobiles, ressorts de tampons pour chemins de fer, ressorts de soupapes industrielles, ressorts d'embrayage, ressorts d'amortisseurs<\/td>\n<td>Id\u00e9al pour les composants soumis \u00e0 des contraintes \u00e9lev\u00e9es et \u00e0 des charges cycliques<\/td>\n<\/tr>\n<\/tbody>\n<\/table>","protected":false},"excerpt":{"rendered":"<p>Cet acier \u00e0 ressort 60Si2Mn est con\u00e7u pour offrir une \u00e9lasticit\u00e9 exceptionnelle, une r\u00e9sistance \u00e9lev\u00e9e \u00e0 la traction et une r\u00e9sistance sup\u00e9rieure \u00e0 la fatigue, ce qui le rend id\u00e9al pour les applications de ressorts critiques qui exigent une fiabilit\u00e9 \u00e0 long terme sous des contraintes r\u00e9p\u00e9t\u00e9es. La composition et les param\u00e8tres de traitement thermique peuvent \u00eatre ajust\u00e9s pour r\u00e9pondre \u00e0 des exigences sp\u00e9cifiques en mati\u00e8re de propri\u00e9t\u00e9s m\u00e9caniques, ce qui garantit des performances optimales dans divers environnements d'exploitation.<\/p>","protected":false},"featured_media":2538,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"product_brand":[],"product_cat":[26],"product_tag":[],"class_list":["post-2553","product","type-product","status-publish","has-post-thumbnail","product_cat-specialty-billets","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/product\/2553","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/comments?post=2553"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/media\/2538"}],"wp:attachment":[{"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/media?parent=2553"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/product_brand?post=2553"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/product_cat?post=2553"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/baosteelmaterials.com\/fr\/wp-json\/wp\/v2\/product_tag?post=2553"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}