{"id":15024,"date":"2023-08-10T14:12:19","date_gmt":"2023-08-10T06:12:19","guid":{"rendered":"https:\/\/hq-specialalloys.com\/?p=15024"},"modified":"2023-08-10T14:20:40","modified_gmt":"2023-08-10T06:20:40","slug":"what-is-cobalt-based-superalloy","status":"publish","type":"post","link":"https:\/\/www.hq-specialalloys.com\/fr\/what-is-cobalt-based-superalloy\/","title":{"rendered":"Quel est le mat\u00e9riau de l'alliage \u00e0 base de cobalt ?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"15024\" class=\"elementor elementor-15024\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6083263 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6083263\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a4a4cc5\" data-id=\"a4a4cc5\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-a907088 uael-timeline--left uael-timeline-arrow-center elementor-widget elementor-widget-uael-timeline\" data-id=\"a907088\" data-element_type=\"widget\" data-widget_type=\"uael-timeline.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<div class=\"uael-timeline-wrapper uael-timeline-node\">\r\n\t\r\n\t<div class=\"uael-timeline-main\">\r\n\t\t<div class=\"uael-days\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-repeater-item-0654407 uael-timeline-field animate-border out-view\">\r\n\t\t\t\t\t\t<div class=\"uael-timeline-widget uael-timeline-right\">\r\n\t\t\t\t\t\t\t<div class=\"uael-timeline-marker\">\r\n\t\t\t\t\t\t\t\t<span class=\"timeline-icon-new out-view-timeline-icon\">\r\n\t\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fa fa-calendar\"><\/i>\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t\t<div class=\"uael-day-new uael-day-right\">\r\n\t\t\t\t\t\t\t\t<div class=\"uael-events-new\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-events-inner-new\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-content\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-timeline-heading-text\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"uael-timeline-heading\">1. Quel est le mat\u00e9riau de l'alliage \u00e0 base de cobalt ?<\/h3> \t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-timeline-desc-content\"><p>L'alliage \u00e0 base de cobalt est compos\u00e9 de cobalt et de chrome, de tungst\u00e8ne, de fer, de nickel dans un ou plusieurs groupes (cobalt), l'\u00e9l\u00e9ment symbole Co, m\u00e9tal ferromagn\u00e9tique blanc argent\u00e9, surface blanc argent\u00e9, l\u00e9g\u00e8rement rose p\u00e2le, situ\u00e9 dans le quatri\u00e8me cycle du tableau p\u00e9riodique et le premier cycle groupe \u2167, num\u00e9ro atomique 27.<\/p><p>\u00a0<\/p><p>Le poids atomique est de 58,9332, les cristaux hexagonaux sont dens\u00e9ment dispos\u00e9s et la valence commune est de 2. Le cobalt est un m\u00e9tal gris acier brillant, dur et cassant.<\/p><p>\u00a0<\/p><p>Chauffage ferromagn\u00e9tique \u00e0 1150\u2103 Lorsque le magn\u00e9tisme est perdu, il n'est pas affect\u00e9 par l'eau \u00e0 temp\u00e9rature ambiante et est \u00e9galement tr\u00e8s stable dans l'air humide. L'alliage \u00e0 base de cobalt est un alliage germplasm qui peut r\u00e9sister \u00e0 diverses formes d'usure, de corrosion et d'oxydation \u00e0 haute temp\u00e9rature.<\/p><p>\u00a0<\/p><p>Il est commun\u00e9ment appel\u00e9 alliage cobalt-chrome-tungst\u00e8ne (molybd\u00e8ne) ou Stelli (alliage \u00e0 base de cobalt dont le cobalt est le composant principal et qui contient une quantit\u00e9 consid\u00e9rable de nickel, de chrome, de tungst\u00e8ne et une petite quantit\u00e9 de molybd\u00e8ne, de niobium, de tantale, de titane, de haze...).<\/p><\/div> \t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-repeater-item-06286be uael-timeline-field animate-border out-view\">\r\n\t\t\t\t\t\t<div class=\"uael-timeline-widget uael-timeline-left\">\r\n\t\t\t\t\t\t\t<div class=\"uael-timeline-marker\">\r\n\t\t\t\t\t\t\t\t<span class=\"timeline-icon-new out-view-timeline-icon\">\r\n\t\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-play-circle\"><\/i>\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t\t<div class=\"uael-day-new uael-day-left\">\r\n\t\t\t\t\t\t\t\t<div class=\"uael-events-new\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-events-inner-new\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-content\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-timeline-heading-text\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"uael-timeline-heading\">2. Quelle est la caract\u00e9ristique la plus importante de l'alliage cobalt-chrome-molybd\u00e8ne ?<\/h3> \t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-timeline-desc-content\"><p>Alliage cobalt-chrome-molybd\u00e8ne (CoCrMo) Il s'agit d'un des alliages \u00e0 base de cobalt, souvent appel\u00e9 Stellite, un alliage r\u00e9sistant \u00e0 l'usure et \u00e0 la corrosion du cobalt. L'alliage initial \u00e0 base de cobalt \u00e9tait un alliage binaire cobalt-chrome, qui s'est ensuite transform\u00e9 en un alliage ternaire cobalt-chrome-tungst\u00e8ne, puis en un alliage cobalt-chrome-molybd\u00e8ne.<\/p><p>\u00a0<\/p><p>L'alliage cobalt-chrome-molybd\u00e8ne est un alliage dont le cobalt est le composant principal et qui contient une quantit\u00e9 consid\u00e9rable de chrome, de molybd\u00e8ne et une petite quantit\u00e9 de nickel, de carbone et d'autres \u00e9l\u00e9ments d'alliage, ainsi que, parfois, des alliages de fer. En fonction des diff\u00e9rents composants de l'alliage, ils peuvent \u00eatre transform\u00e9s en fils de soudage et en poudres de surfa\u00e7age \u00e0 surface dure.<\/p><p>\u00a0<\/p><p>Les pi\u00e8ces de fonderie et de forgeage et les pi\u00e8ces de m\u00e9tallurgie des poudres peuvent \u00e9galement \u00eatre transform\u00e9es en pi\u00e8ces de fonderie et de forgeage et en pi\u00e8ces de m\u00e9tallurgie des poudres.<\/p><p>\u00a0<\/p><\/div> \t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-repeater-item-9feef43 uael-timeline-field animate-border out-view\">\r\n\t\t\t\t\t\t<div class=\"uael-timeline-widget uael-timeline-right\">\r\n\t\t\t\t\t\t\t<div class=\"uael-timeline-marker\">\r\n\t\t\t\t\t\t\t\t<span class=\"timeline-icon-new out-view-timeline-icon\">\r\n\t\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-hand-point-right\"><\/i>\t\t\t\t\t\t\t\t<\/span>\r\n\t\t\t\t\t\t\t<\/div>\r\n\r\n\t\t\t\t\t\t\t<div class=\"uael-day-new uael-day-right\">\r\n\t\t\t\t\t\t\t\t<div class=\"uael-events-new\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-events-inner-new\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-content\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-timeline-heading-text\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"uael-timeline-heading\">3. Alliage cobalt-chrome et alliage de titane : quelle est la meilleure solution ?<\/h3> \t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"uael-timeline-desc-content\"><p>Par exemple :<\/p><p>Dents en porcelaine en chrome cobalt : dents en porcelaine en alliage chrome cobalt - dents en porcelaine en alliage chrome nickel, principalement pour la toxicit\u00e9 du nickel et du b\u00e9ryllium, la biocompatibilit\u00e9 est meilleure que l'alliage chrome nickel, l'allergie n'est pas facile, la r\u00e9sistance \u00e0 la corrosion.<\/p><p>\u00a0<\/p><p>Par rapport aux dents en porcelaine nickel-chrome, le probl\u00e8me de la ligne gingivale noire est nettement am\u00e9lior\u00e9, mais il reste encore quelques personnes qui ont des probl\u00e8mes de ligne gingivale noire, qui ne peuvent pas \u00eatre distingu\u00e9s \u00e0 l'\u0153il nu.<\/p><p>Dents en porcelaine en alliage de titane : les principaux composants sont le nickel, le chrome et une petite quantit\u00e9 de titane, la teneur en titane est tr\u00e8s faible.<\/p><p>\u00a0<\/p><p>\u00c0 l'heure actuelle, le 4% des alliages de titane utilis\u00e9s dans les h\u00f4pitaux et les cliniques a subi divers processus, et la teneur en titane du 6% est tr\u00e8s faible, ce qui ne pr\u00e9sente pratiquement aucune diff\u00e9rence avec l'alliage nickel-chrome. Par cons\u00e9quent, ce m\u00e9tal ne peut tout simplement pas jouer le r\u00f4le de l'excellente biocompatibilit\u00e9 du titane, et n'est qu'une excuse et un moyen pour les cliniques d'augmenter leurs tarifs.<\/p><\/div> \t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t<\/div>\t\t\r\n\t\t<div class=\"uael-timeline__line\">\r\n\t\t\t<div class=\"uael-timeline__line__inner\"><\/div>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/div>\r\n\r\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>1. What material is cobalt-based alloy? Cobalt-based alloy is composed of Cobalt and chromium, tungsten, iron, nickel in one or several groups (Cobalt), the element symbol Co, silver-white ferromagnetic metal surface is silver-white, slightly pale pink, located in the fourth cycle of the periodic table and the first cycle group \u2167, atomic number 27. The &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.hq-specialalloys.com\/fr\/what-is-cobalt-based-superalloy\/\"> <span class=\"screen-reader-text\">Quel est le mat\u00e9riau de l'alliage \u00e0 base de cobalt ?<\/span> Lire la suite\u00a0\u00bb<\/a><\/p>","protected":false},"author":4,"featured_media":15095,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":""},"categories":[517],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/posts\/15024"}],"collection":[{"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/comments?post=15024"}],"version-history":[{"count":0,"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/posts\/15024\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/media\/15095"}],"wp:attachment":[{"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/media?parent=15024"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/categories?post=15024"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hq-specialalloys.com\/fr\/wp-json\/wp\/v2\/tags?post=15024"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}