{"id":1535,"date":"2020-08-20T06:39:12","date_gmt":"2020-08-20T06:39:12","guid":{"rendered":"http:\/\/wldstainless.com\/?page_id=1535"},"modified":"2020-09-18T09:48:31","modified_gmt":"2020-09-18T09:48:31","slug":"440c-stainless-steel","status":"publish","type":"page","link":"https:\/\/wldstainless.com\/fr\/materials\/martensitic-stainless-steel\/440c-stainless-steel\/","title":{"rendered":"Acier inoxydable 440C"},"content":{"rendered":"<div class='flex_column_table av-equal-height-column-flextable -flextable' ><div class=\"flex_column av_one_fourth  flex_column_table_cell av-equal-height-column av-align-top av-zero-column-padding first\" style='border-radius:0px; '><p><div class='avia-builder-widget-area clearfix'><div id=\"nav_menu-5\" class=\"widget clearfix widget_nav_menu\"><h3 class=\"widgettitle\">Mat\u00e9riel<\/h3><div class=\"menu-products-sidebar-menu-container\"><ul id=\"menu-products-sidebar-menu\" class=\"menu\"><li id=\"menu-item-1329\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1329\"><a href=\"https:\/\/wldstainless.com\/fr\/materials\/ferritic-stainless-steel\/\">Acier inoxydable ferritique<\/a><\/li>\n<li id=\"menu-item-1328\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1328\"><a href=\"https:\/\/wldstainless.com\/fr\/materials\/martensitic-stainless-steel\/\">Acier inoxydable martensitique<\/a><\/li>\n<li id=\"menu-item-1327\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1327\"><a href=\"https:\/\/wldstainless.com\/fr\/materials\/austenitic-stainless-steel\/\">Acier inoxydable aust\u00e9nitique<\/a><\/li>\n<li id=\"menu-item-1889\" class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1889\"><a href=\"https:\/\/wldstainless.com\/fr\/materials\/duplex-stainless-steel\/\">Acier inoxydable duplex<\/a><\/li>\n<\/ul><\/div><\/div><\/div><br \/>\n<div  class='hr hr-default'><span class='hr-inner' ><span class='hr-inner-style'><\/span><\/span><\/div><br \/>\n<div class='avia-button-wrap avia-button-left'><a href='http:\/\/wldstainless.com\/contact\/#contact' class='avia-button   avia-icon_select-yes-left-icon avia-color-custom avia-size-large avia-position-left'  target=\"_blank\"  style='background-color:#e82221; border-color:#e82221; color:#ffffff; ' ><span class='avia_button_icon avia_button_icon_left' aria-hidden='true' data-av_icon='\ue84b' data-av_iconfont='entypo-fontello'><\/span><span class='avia_iconbox_title' >Demander un devis<\/span><\/a><\/div><\/p><\/div><\/div><!--close column table wrapper. Autoclose: 1 --><div class='flex_column_table av-equal-height-column-flextable -flextable' ><div class='av-flex-placeholder'><\/div><div class=\"flex_column av_three_fourth  flex_column_table_cell av-equal-height-column av-align-top av-zero-column-padding\" style='border-radius:0px; '><p><div style='padding-bottom:10px;color:#d3311f;font-size:26px;' class='av-special-heading av-special-heading-h3 custom-color-heading blockquote modern-quote   av-inherit-size'><h3 class='av-special-heading-tag'  itemprop=\"headline\"  >Acier inoxydable 440C <\/h3><div class='special-heading-border'><div class='special-heading-inner-border' style='border-color:#d3311f'><\/div><\/div><\/div><br \/>\n<section class=\"av_textblock_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock'   itemprop=\"text\" ><p>WLD Steel est l&#039;un des principaux fabricants, fournisseurs et exportateurs d&#039;acier inoxydable 440C, disponible dans un certain nombre de tailles et de formes diff\u00e9rentes, notamment des barres, des tiges et des t\u00f4les. L&#039;acier inoxydable 440 est un acier inoxydable martensitique \u00e0 haute teneur en carbone et en chrome. Il se caract\u00e9rise par une bonne r\u00e9sistance \u00e0 la corrosion dans des environnements domestiques doux et une forte oxydation sans lubrification. Il en existe trois types : 440A, 440B et 440C, parmi lesquels la teneur en carbone et la duret\u00e9 augmentent successivement (A-0.75%, B-0.9%, C-1.2%). Le 440C est la nuance d&#039;acier la plus couramment utilis\u00e9e et le 440F est le type de coupe libre bas\u00e9 sur le 440C. Le 440C offre une r\u00e9sistance, une duret\u00e9 et une r\u00e9sistance \u00e0 l&#039;usure extr\u00eamement \u00e9lev\u00e9es lorsqu&#039;il est tremp\u00e9 et revenu, et sa duret\u00e9 peut atteindre 58HRC. Les applications typiques de l&#039;acier 440C, notamment les roulements et bagues \u00e0 billes, les bagues, les couverts, les lames de couteaux, les pi\u00e8ces de pompe, les instruments chirurgicaux, les si\u00e8ges de valve, etc.<\/p>\n<p><strong>Quels sont les formulaires et sp\u00e9cifications 440C disponibles chez WLD Steel\u00a0?<\/strong><\/p>\n<ul>\n<li>Feuille\/plaque\/bobine\u00a0:ASTM A240, ASTM A480<\/li>\n<li>Barre ronde\u00a0:ASTM A276, ASTM A479<\/li>\n<\/ul>\n<\/div><\/section><br \/>\n<div class=\"togglecontainer   toggle_close_all\" >\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\"  >    <div class=\"single_toggle\" data-tags=\"{Tout} \"  >        <p data-fake-id=\"#toggle-id-1\" class=\"toggler\"  itemprop=\"headline\"  >Qualit\u00e9s \u00e9quivalentes \u00e0 440C<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-1-container\" class=\"toggle_wrap\"  >            <div class=\"toggle_content invers-color\"  itemprop=\"text\"   ><table>\n<tbody>\n<tr>\n<td width=\"120\">Standard<\/td>\n<td width=\"119\">SAE<\/td>\n<td width=\"119\">UNS<\/td>\n<td width=\"120\">JIS<\/td>\n<td width=\"133\">VACARME<\/td>\n<td width=\"120\">NF<\/td>\n<td width=\"119\">FR<\/td>\n<\/tr>\n<tr>\n<td width=\"120\">440C<\/td>\n<td width=\"119\">51440C<\/td>\n<td width=\"119\">S44004<\/td>\n<td width=\"120\">SUS440C<\/td>\n<td width=\"133\">X105CrMo17<\/td>\n<td width=\"120\">Z100CD17<\/td>\n<td width=\"119\">11Cr17<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n            <\/div>        <\/div>    <\/div><\/section>\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\"  >    <div class=\"single_toggle\" data-tags=\"{Tout} \"  >        <p data-fake-id=\"#toggle-id-2\" class=\"toggler\"  itemprop=\"headline\"  >Composition chimique 440C<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-2-container\" class=\"toggle_wrap\"  >            <div class=\"toggle_content invers-color\"  itemprop=\"text\"   ><table>\n<tbody>\n<tr>\n<td width=\"121\">C<\/td>\n<td width=\"121\">Si<\/td>\n<td width=\"121\">Mn<\/td>\n<td width=\"121\">Ni<\/td>\n<td width=\"123\">Cr<\/td>\n<td width=\"121\">P.<\/td>\n<td width=\"121\">S<\/td>\n<\/tr>\n<tr>\n<td width=\"121\">0.95-1.20<\/td>\n<td width=\"121\">1.00<\/td>\n<td width=\"121\">1.00<\/td>\n<td width=\"121\">1.00<\/td>\n<td width=\"123\">16.00-18.00<\/td>\n<td width=\"121\">0.04<\/td>\n<td width=\"121\">0.03<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n            <\/div>        <\/div>    <\/div><\/section>\n<section class=\"av_toggle_section\"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\"  >    <div class=\"single_toggle\" data-tags=\"{Tout} \"  >        <p data-fake-id=\"#toggle-id-3\" class=\"toggler\"  itemprop=\"headline\"  >Propri\u00e9t\u00e9s m\u00e9caniques du 440C<span class=\"toggle_icon\" >        <span class=\"vert_icon\"><\/span><span class=\"hor_icon\"><\/span><\/span><\/p>        <div id=\"toggle-id-3-container\" class=\"toggle_wrap\"  >            <div class=\"toggle_content invers-color\"  itemprop=\"text\"   ><table>\n<tbody>\n<tr>\n<td width=\"116\">Notes<\/td>\n<td width=\"162\">R\u00e9sistance \u00e0 la traction (MPa)<\/td>\n<td width=\"190\">Limite d&#039;\u00e9lasticit\u00e9 d\u00e9cal\u00e9e 0,2% (Mpa)<\/td>\n<td width=\"214\">Allongement, % en 2\u2033 (51 mm)<\/td>\n<td width=\"160\">Duret\u00e9, HB<\/td>\n<\/tr>\n<tr>\n<td width=\"116\">440C<\/td>\n<td width=\"162\">785<\/td>\n<td width=\"190\">420<\/td>\n<td width=\"214\">15<\/td>\n<td width=\"160\">240<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n            <\/div>        <\/div>    <\/div><\/section>\n<\/div><\/p><\/div><\/div><!--close column table wrapper. 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