{"id":8446,"date":"2025-10-06T07:00:37","date_gmt":"2025-10-06T05:00:37","guid":{"rendered":"https:\/\/mfinox.com\/?p=8446"},"modified":"2025-10-14T08:19:06","modified_gmt":"2025-10-14T06:19:06","slug":"composition-de-lalliage-2507-une-solution-pour-les-conditions-extremes","status":"publish","type":"post","link":"https:\/\/mfinox.com\/fr\/composition-de-lalliage-2507-une-solution-pour-les-conditions-extremes\/","title":{"rendered":"Composition de l&rsquo;alliage 2507 : une solution pour les conditions extr\u00eames"},"content":{"rendered":"<article>\n<section>Alliage<strong> 2507<\/strong>, \u00e9galement connu sous le nom de\u00a0<span style=\"text-decoration: underline;\"><a href=\"https:\/\/mfinox.com\/fr\/materiaux\/super-duplex-a182-f53-uns-s32750-w-1-4410-saf-2507\/\"><strong>UNS S32750<\/strong><\/a><\/span> ou <strong>Super Duplex 2507<\/strong>, est un alliage d&rsquo;acier inoxydable con\u00e7u pour r\u00e9sister \u00e0 des conditions particuli\u00e8rement agressives. Gr\u00e2ce \u00e0 sa microstructure duplex (environ 50 % d&rsquo;aust\u00e9nite et 50 % de ferrite), ce mat\u00e9riau combine une <strong>tr\u00e8s grande r\u00e9sistance \u00e0 la corrosion<\/strong> avec des <strong>propri\u00e9t\u00e9s m\u00e9caniques \u00e9lev\u00e9es<\/strong>, ce qui en fait un choix strat\u00e9gique dans des secteurs critiques tels que l&rsquo;offshore, la marine, l&rsquo;\u00e9nergie et les industries chimiques.<\/section>\n<section>\n<h2>Composition chimique de l&rsquo;alliage 2507<\/h2>\n<p>La formule de l&rsquo;<strong>alliage 2507<\/strong> a \u00e9t\u00e9 d\u00e9velopp\u00e9e pour offrir des performances m\u00e9caniques et chimiques sup\u00e9rieures. La composition typique comprend<\/p>\n<ul>\n<li><strong>Chrome (Cr)<\/strong>: 24-26%.<\/li>\n<li><strong>Nickel (Ni)<\/strong>: 6-8%.<\/li>\n<li><strong>Molybd\u00e8ne (Mo)<\/strong>: 3-5%.<\/li>\n<li><strong>Azote (N)<\/strong>: 0,24-0,32%.<\/li>\n<li><strong>Fer (Fe)<\/strong>: \u00e9quilibr\u00e9<\/li>\n<\/ul>\n<p>Cette combinaison garantit un indice PREN \u00e9lev\u00e9 (&gt;40), un param\u00e8tre mesurant la r\u00e9sistance \u00e0 la corrosion par piq\u00fbres et par fissures.<\/p>\n<\/section>\n<section>\n<h2>Propri\u00e9t\u00e9s m\u00e9caniques de l&rsquo;alliage 2507<\/h2>\n<p>Compar\u00e9 aux aciers inoxydables aust\u00e9nitiques conventionnels tels que l&rsquo;AISI 316L, l&rsquo;<strong>alliage 2507<\/strong> offre des performances nettement sup\u00e9rieures :<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9s<\/th>\n<th>Alliage 2507<\/th>\n<th>AISI 316L<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>R\u00e9sistance \u00e0 la traction (Rm)<\/td>\n<td>\u2265 800 MPa<\/td>\n<td>500-700 MPa<\/td>\n<\/tr>\n<tr>\n<td>Limite \u00e9lastique (Rp0.2)<\/td>\n<td>\u2248 550 MPa<\/td>\n<td>300-450 MPa<\/td>\n<\/tr>\n<tr>\n<td>Allongement<\/td>\n<td>\u2265 25%<\/td>\n<td>\u2265 40%<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistance \u00e0 la piq\u00fbre (PREN)<\/td>\n<td>&gt; 40<\/td>\n<td>24-27<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Ces valeurs soulignent l&rsquo;aptitude du Super Duplex 2507 \u00e0 \u00eatre utilis\u00e9 dans des environnements hautement corrosifs et \u00e0 haute pression.<\/p>\n<\/section>\n<section>\n<h2>Applications industrielles de l&rsquo;alliage 2507<\/h2>\n<p>Gr\u00e2ce \u00e0 ses qualit\u00e9s, l&rsquo;<strong>alliage 2507<\/strong> est demand\u00e9 dans de nombreux domaines industriels :<\/p>\n<ul>\n<li><strong>Secteur offshore<\/strong>: tuyauterie, raccords, boulons et structures sous-marines<\/li>\n<li><strong>Industrie chimique<\/strong>: installations de traitement avec des acides et des solutions agressives<\/li>\n<li><strong>\u00c9nergie<\/strong>: turbines, g\u00e9n\u00e9rateurs et \u00e9changeurs de chaleur expos\u00e9s \u00e0 des cycles thermiques extr\u00eames<\/li>\n<li><strong>Naval<\/strong>: composants soumis au brouillard salin et \u00e0 la corrosion localis\u00e9e<\/li>\n<li><strong>Infrastructure<\/strong>: soutien des syst\u00e8mes dans des environnements soumis \u00e0 une forte humidit\u00e9 et \u00e0 une contamination par le sel.<\/li>\n<\/ul>\n<p>La combinaison de la r\u00e9sistance et de la durabilit\u00e9 permet de r\u00e9duire les co\u00fbts de maintenance et d&rsquo;assurer une plus grande s\u00e9curit\u00e9 op\u00e9rationnelle.<\/p>\n<\/section>\n<section>\n<h2>Boulons en alliage 2507<\/h2>\n<p>Chez <strong>MF INOX<\/strong>, nous fabriquons et fournissons des <strong>boulons, des \u00e9crous, des vis, des tirants et des rondelles en alliage 2507<\/strong>, qui sont conformes aux normes internationales et sont \u00e9galement disponibles selon des conceptions sp\u00e9cifiques au client. Notre exp\u00e9rience nous permet de :<\/p>\n<ul>\n<li>Offrez des livraisons rapides dans les 24\/48 heures pour pallier les temps d&rsquo;arr\u00eat des installations<\/li>\n<li>Assurer une tra\u00e7abilit\u00e9 compl\u00e8te avec les certifications EN 10204 3.1 et 3.2<\/li>\n<li>Production de composants sp\u00e9ciaux sur demande, m\u00eame non standard<\/li>\n<li>Soutenir les entreprises dans le monde entier gr\u00e2ce \u00e0 des livraisons rapides et \u00e0 une assistance technique sp\u00e9cialis\u00e9e<\/li>\n<\/ul>\n<p>Cette capacit\u00e9 de production et la disponibilit\u00e9 de mati\u00e8res premi\u00e8res certifi\u00e9es font de MF INOX une r\u00e9f\u00e9rence dans le secteur de la boulonnerie en <strong>alliage super duplex 2507<\/strong>.<\/p>\n<\/section>\n<footer>Si vous avez besoin de <strong>boulons en alliage 2507<\/strong> pour des applications critiques, <strong>contactez-nous<\/strong> d\u00e8s maintenant. Nous vous aiderons \u00e0 s\u00e9lectionner le mat\u00e9riau le plus appropri\u00e9 et \u00e0 fournir rapidement des composants certifi\u00e9s et fiables.<\/footer>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>Alliage 2507, \u00e9galement connu sous le nom de\u00a0UNS S32750 ou Super Duplex 2507, est un alliage d&rsquo;acier inoxydable con\u00e7u pour r\u00e9sister \u00e0 des conditions particuli\u00e8rement agressives. Gr\u00e2ce \u00e0 sa microstructure duplex (environ 50 % d&rsquo;aust\u00e9nite et 50 % de ferrite), ce mat\u00e9riau combine une tr\u00e8s grande r\u00e9sistance \u00e0 la corrosion avec des propri\u00e9t\u00e9s m\u00e9caniques \u00e9lev\u00e9es, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":8432,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-8446","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classifiee"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Composition de l&#039;alliage 2507 : une solution pour les conditions extr\u00eames - M.F. INOX<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mfinox.com\/fr\/composition-de-lalliage-2507-une-solution-pour-les-conditions-extremes\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Composition de l&#039;alliage 2507 : une solution pour les conditions extr\u00eames - M.F. INOX\" \/>\n<meta property=\"og:description\" content=\"Alliage 2507, \u00e9galement connu sous le nom de\u00a0UNS S32750 ou Super Duplex 2507, est un alliage d&rsquo;acier inoxydable con\u00e7u pour r\u00e9sister \u00e0 des conditions particuli\u00e8rement agressives. Gr\u00e2ce \u00e0 sa microstructure duplex (environ 50 % d&rsquo;aust\u00e9nite et 50 % de ferrite), ce mat\u00e9riau combine une tr\u00e8s grande r\u00e9sistance \u00e0 la corrosion avec des propri\u00e9t\u00e9s m\u00e9caniques \u00e9lev\u00e9es, [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mfinox.com\/fr\/composition-de-lalliage-2507-une-solution-pour-les-conditions-extremes\/\" \/>\n<meta property=\"og:site_name\" content=\"M.F. 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