{"id":116107,"date":"2022-05-10T00:28:11","date_gmt":"2022-05-09T23:28:11","guid":{"rendered":"https:\/\/material-properties.org\/quelle-est-la-durete-des-alliages-de-titane-definition\/"},"modified":"2022-05-16T09:37:42","modified_gmt":"2022-05-16T08:37:42","slug":"quelle-est-la-durete-des-alliages-de-titane-definition","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/quelle-est-la-durete-des-alliages-de-titane-definition\/","title":{"rendered":"Quelle est la duret\u00e9 des alliages de titane &#8211; D\u00e9finition"},"content":{"rendered":"<p><span><div class=\"su-quote su-quote-style-default\"><div class=\"su-quote-inner su-u-clearfix su-u-trim\">La duret\u00e9 des alliages de titane varie consid\u00e9rablement avec la composition et le traitement thermique.\u00a0La duret\u00e9 Rockwell du titane commercialement pur &#8211; Grade 2 est d&rsquo;environ 80 HRB.\u00a0La duret\u00e9 Rockwell de l&rsquo;alliage de titane Ti-6Al-4V &#8211; Grade 5 est d&rsquo;environ 41 HRC.<\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><strong><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/titanium-grade-5-image-min.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-medium wp-image-29423\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/titanium-grade-5-image-min-300x300.png\" alt=\"Alliage de titane\" width=\"300\" height=\"300\" \/><\/a><span>Le titane<\/span><\/strong><span>\u00a0est un m\u00e9tal de transition brillant avec une couleur argent\u00e9e,\u00a0<\/span><strong><span>une faible densit\u00e9<\/span><\/strong><span>\u00a0et\u00a0<\/span><strong><span>une r\u00e9sistance \u00e9lev\u00e9e<\/span><\/strong><span>\u00a0.\u00a0Le titane est\u00a0<\/span><strong><span>r\u00e9sistant \u00e0 la corrosion<\/span><\/strong><span>\u00a0dans l&rsquo;eau de mer, l&rsquo;eau r\u00e9gale et le chlore.\u00a0Dans les centrales \u00e9lectriques, le titane peut \u00eatre utilis\u00e9 dans\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-power-plant\/turbine-generator-power-conversion-system\/main-condenser-steam-condenser\/types-of-steam-condensers\/\"><span>les condenseurs de surface<\/span><\/a><span>.\u00a0Le titane pur est plus r\u00e9sistant que les aciers ordinaires \u00e0 faible teneur en carbone, mais 45 % plus l\u00e9ger.\u00a0Il est \u00e9galement deux fois plus r\u00e9sistant que\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/metals-what-are-metals\/alloys-composition-properties-of-metal-alloys\/aluminium-alloys\/\"><span>les alliages d&rsquo;aluminium<\/span><\/a><span>\u00a0faibles, mais seulement 60 % plus lourd.\u00a0Les deux propri\u00e9t\u00e9s les plus utiles du m\u00e9tal sont\u00a0<\/span><strong><span>la r\u00e9sistance \u00e0 la corrosion<\/span><\/strong><span>\u00a0et\u00a0<\/span><strong><span>le rapport r\u00e9sistance\/densit\u00e9<\/span><\/strong><span>, le plus \u00e9lev\u00e9 de tous les \u00e9l\u00e9ments m\u00e9talliques.\u00a0La r\u00e9sistance \u00e0 la corrosion des alliages de titane \u00e0 des temp\u00e9ratures normales est exceptionnellement \u00e9lev\u00e9e.\u00a0La r\u00e9sistance \u00e0 la corrosion du titane repose sur la formation d&rsquo;une couche d&rsquo;oxyde stable et protectrice.\u00a0Bien que le titane \u00ab\u00a0commercialement pur\u00a0\u00bb ait des propri\u00e9t\u00e9s m\u00e9caniques acceptables et ait \u00e9t\u00e9 utilis\u00e9 pour les implants orthop\u00e9diques et dentaires, pour la plupart des applications, le titane est alli\u00e9 avec de petites quantit\u00e9s d&rsquo;aluminium et de vanadium, g\u00e9n\u00e9ralement 6% et 4% respectivement, en poids.\u00a0Ce m\u00e9lange a une solubilit\u00e9 solide qui varie consid\u00e9rablement avec la temp\u00e9rature, ce qui lui permet de subir un\u00a0<\/span><strong><span>renforcement par pr\u00e9cipitation<\/span><\/strong><span>.<\/span><\/p>\n<p><strong><span>Les alliages de titane<\/span><\/strong><span>\u00a0sont des m\u00e9taux qui contiennent un m\u00e9lange de titane et d&rsquo;autres \u00e9l\u00e9ments chimiques.\u00a0Ces alliages ont une r\u00e9sistance \u00e0 la traction et une t\u00e9nacit\u00e9 tr\u00e8s \u00e9lev\u00e9es (m\u00eame \u00e0 des temp\u00e9ratures extr\u00eames).\u00a0Ils sont l\u00e9gers, ont une r\u00e9sistance \u00e0 la\u00a0<\/span><strong><span>corrosion extraordinaire<\/span><\/strong><span>\u00a0et la capacit\u00e9 de r\u00e9sister \u00e0 des temp\u00e9ratures extr\u00eames.<\/span><\/p>\n<h2><span>Duret\u00e9 des Alliages de Titane<\/span><\/h2>\n<p><span>La duret\u00e9 Rockwell du\u00a0<\/span><strong><span>titane commercialement pur &#8211; Grade 2<\/span><\/strong><span>\u00a0est d&rsquo;environ 80 HRB.<\/span><\/p>\n<p><span>La duret\u00e9 Rockwell de\u00a0<\/span><strong><span>l&rsquo;alliage de titane Ti-6Al-4V &#8211; Grade 5<\/span><\/strong><span>\u00a0est d&rsquo;environ 41 HRC.<\/span><\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/table-brinell-hardness-numbers.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-full wp-image-28044\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/table-brinell-hardness-numbers.png\" alt=\"Num\u00e9ro de duret\u00e9 Brinell\" width=\"288\" height=\"297\" \/><\/a><\/p>\n<p><strong><span>Le test de duret\u00e9 Rockwell<\/span><\/strong><span> est l&rsquo;un des tests de duret\u00e9 par indentation les plus courants, qui a \u00e9t\u00e9 d\u00e9velopp\u00e9 pour les tests de duret\u00e9. Contrairement au test Brinell, le testeur Rockwell mesure la profondeur de p\u00e9n\u00e9tration d&rsquo;un p\u00e9n\u00e9trateur sous une charge importante (charge majeure) par rapport \u00e0 la p\u00e9n\u00e9tration faite par une pr\u00e9charge (charge mineure). La charge mineure \u00e9tablit la position z\u00e9ro. La charge majeure est appliqu\u00e9e, puis retir\u00e9e tout en maintenant la charge mineure. La diff\u00e9rence entre la profondeur de p\u00e9n\u00e9tration avant et apr\u00e8s l&rsquo;application de la charge principale est utilis\u00e9e pour calculer le\u00a0<\/span><strong><span>nombre de duret\u00e9 Rockwell<\/span><\/strong><span>. C&rsquo;est-\u00e0-dire que la profondeur de p\u00e9n\u00e9tration et la duret\u00e9 sont inversement proportionnelles. Le principal avantage de la duret\u00e9 Rockwell est sa capacit\u00e9 \u00e0\u00a0<\/span><strong><span>afficher directement les valeurs de duret\u00e9<\/span><\/strong><span>. Le r\u00e9sultat est un nombre sans dimension not\u00e9\u00a0<\/span><strong><span>HRA, HRB, HRC<\/span><\/strong><span>, etc., o\u00f9 la derni\u00e8re lettre est l&rsquo;\u00e9chelle Rockwell respective.<\/span><\/p>\n<p><span>Le test Rockwell C est r\u00e9alis\u00e9 avec un p\u00e9n\u00e9trateur Brale (<\/span><strong><span>c\u00f4ne diamant 120\u00b0<\/span><\/strong><span>) et une charge majeure de 150kg.<\/span><\/p>\n<p><span><\/span><\/p><\/div><\/div><\/span><\/p>\n<p><span><div  class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span><div class=\"su-accordion su-u-trim\"><div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>R\u00e9f\u00e9rences :<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">Science des mat\u00e9riaux:<\/div><\/div><\/div><\/span><\/p>\n<p><span>D\u00e9partement am\u00e9ricain de l&rsquo;\u00e9nergie, science des mat\u00e9riaux.\u00a0DOE Fundamentals Handbook, Volume 1 and 2. Janvier 1993.<\/span><br \/>\n<span>US Department of Energy, Material Science.\u00a0DOE Fundamentals Handbook, Volume 2 et 2. Janvier 1993.<\/span><br \/>\n<span>William D. Callister, David G. Rethwisch.\u00a0Science et g\u00e9nie des mat\u00e9riaux : une introduction 9e \u00e9dition, Wiley ;\u00a09 \u00e9dition (4 d\u00e9cembre 2013), ISBN-13\u00a0: 978-1118324578.<\/span><br \/>\n<span>En ligneEberhart, Mark (2003).\u00a0Pourquoi les choses se cassent\u00a0: Comprendre le monde par la mani\u00e8re dont il se d\u00e9compose.\u00a0Harmonie.\u00a0ISBN 978-1-4000-4760-4.<\/span><br \/>\n<span>Gaskell, David R. (1995).\u00a0Introduction \u00e0 la thermodynamique des mat\u00e9riaux (4e \u00e9d.).\u00a0\u00c9ditions Taylor et Francis.\u00a0ISBN 978-1-56032-992-3.<\/span><br \/>\n<span>Gonz\u00e1lez-Vi\u00f1as, W. &amp; Mancini, HL (2004).\u00a0Une introduction \u00e0 la science des mat\u00e9riaux.\u00a0Presse universitaire de Princeton.\u00a0ISBN 978-0-691-07097-1.<\/span><br \/>\n<span>Ashby, Michael;\u00a0Hugh Shercliff;\u00a0David Cebon (2007).\u00a0Mat\u00e9riaux: ing\u00e9nierie, science, traitement et conception (1\u00e8re \u00e9d.).\u00a0Butterworth-Heinemann.\u00a0ISBN 978-0-7506-8391-3.<\/span><br \/>\n<span>JR Lamarsh, AJ Baratta, Introduction au g\u00e9nie nucl\u00e9aire, 3e \u00e9d., Prentice-Hall, 2001, ISBN : 0-201-82498-1.<\/span><br \/>\n<span><\/span><\/p><\/div><\/div><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><div class=\"su-divider su-divider-style-default\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><span>Voir ci-dessus:<\/span><br \/>\n<span>Alliages de titane \u00a0\u00bb style=\u00a0\u00bbplat\u00a0\u00bb background=\u00a0\u00bb#ffffff\u00a0\u00bb color=\u00a0\u00bb#606060&Prime; size=\u00a0\u00bb5&Prime; radius=\u00a0\u00bb10&Prime; icon=\u00a0\u00bbic\u00f4ne\u00a0: lien\u00a0\u00bb icon_color=\u00a0\u00bb#5d5d5d\u00a0\u00bb text_shadow=\u00a0\u00bb0px 0px 0px #000000&Prime; ][\/su_button]<\/span><\/p><\/div><\/div><div  class=\"lgc-column lgc-grid-parent lgc-grid-33 lgc-tablet-grid-33 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\"><\/div><\/div><\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:15px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span>Nous esp\u00e9rons que cet article,\u00a0<\/span><strong><span>Duret\u00e9 des alliages de titane<\/span><\/strong><span>, vous aidera.\u00a0Si oui,\u00a0<\/span><strong><span>donnez-nous un like<\/span><\/strong><span>\u00a0dans la barre lat\u00e9rale.\u00a0L&rsquo;objectif principal de ce site Web est d&rsquo;aider le public \u00e0 apprendre des informations int\u00e9ressantes et importantes sur les mat\u00e9riaux et leurs propri\u00e9t\u00e9s.<\/span><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nous esp\u00e9rons que cet article,\u00a0Duret\u00e9 des alliages de titane, vous aidera.\u00a0Si oui,\u00a0donnez-nous un like\u00a0dans la barre lat\u00e9rale.\u00a0L&rsquo;objectif principal de ce site Web est d&rsquo;aider le public \u00e0 apprendre des informations int\u00e9ressantes et importantes sur les mat\u00e9riaux et leurs propri\u00e9t\u00e9s. &nbsp;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Quelle est la duret\u00e9 des alliages de titane - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles<\/title>\n<meta name=\"description\" content=\"La duret\u00e9 des alliages de titane varie consid\u00e9rablement avec la composition et le traitement thermique. La duret\u00e9 Rockwell du titane commercialement pur - Grade 2 est d&#039;environ 80 HRB. La duret\u00e9 Rockwell de l&#039;alliage de titane Ti-6Al-4V - Grade 5 est d&#039;environ 41 HRC.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/material-properties.org\/fr\/quelle-est-la-durete-des-alliages-de-titane-definition\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Quelle est la duret\u00e9 des alliages de titane - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles\" \/>\n<meta property=\"og:description\" content=\"La duret\u00e9 des alliages de titane varie consid\u00e9rablement avec la composition et le traitement thermique. La duret\u00e9 Rockwell du titane commercialement pur - Grade 2 est d&#039;environ 80 HRB. La duret\u00e9 Rockwell de l&#039;alliage de titane Ti-6Al-4V - Grade 5 est d&#039;environ 41 HRC.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/material-properties.org\/fr\/quelle-est-la-durete-des-alliages-de-titane-definition\/\" \/>\n<meta property=\"og:site_name\" content=\"Material Properties\" \/>\n<meta property=\"article:published_time\" content=\"2022-05-09T23:28:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-05-16T08:37:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/titanium-grade-5-image-min-300x300.png\" \/>\n<meta name=\"author\" content=\"Nick Connor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/material-properties.org\/fr\/quelle-est-la-durete-des-alliages-de-titane-definition\/\",\"url\":\"https:\/\/material-properties.org\/fr\/quelle-est-la-durete-des-alliages-de-titane-definition\/\",\"name\":\"Quelle est la duret\u00e9 des alliages de titane - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles\",\"isPartOf\":{\"@id\":\"https:\/\/material-properties.org\/fr\/#website\"},\"datePublished\":\"2022-05-09T23:28:11+00:00\",\"dateModified\":\"2022-05-16T08:37:42+00:00\",\"author\":{\"@id\":\"https:\/\/material-properties.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"La duret\u00e9 des alliages de titane varie consid\u00e9rablement avec la composition et le traitement thermique. 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La duret\u00e9 Rockwell du titane commercialement pur - Grade 2 est d'environ 80 HRB. 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