{"id":116731,"date":"2022-05-23T14:30:09","date_gmt":"2022-05-23T13:30:09","guid":{"rendered":"https:\/\/material-properties.org\/quest-ce-que-le-travail-a-chaud-des-metaux-definition\/"},"modified":"2022-05-24T07:05:32","modified_gmt":"2022-05-24T06:05:32","slug":"quest-ce-que-le-travail-a-chaud-des-metaux-definition","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/quest-ce-que-le-travail-a-chaud-des-metaux-definition\/","title":{"rendered":"Qu&rsquo;est-ce que le travail \u00e0 chaud des m\u00e9taux &#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\">Travail \u00e0 chaud.\u00a0Tout d&rsquo;abord, la mati\u00e8re premi\u00e8re sous forme de gros lingots ou de billettes est travaill\u00e9e \u00e0 chaud, g\u00e9n\u00e9ralement par laminage, forgeage ou extrusion, en formes et tailles plus petites.<\/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><span>Historiquement, la <\/span><strong><span>m\u00e9tallurgie<\/span><\/strong><span>\u00a0poss\u00e8de l&rsquo;un des domaines cl\u00e9s de la science des mat\u00e9riaux.\u00a0C&rsquo;est le processus de travail avec des m\u00e9taux pour cr\u00e9er des pi\u00e8ces individuelles, des assemblages ou des structures \u00e0 grande \u00e9chelle.\u00a0La science des mat\u00e9riaux est l&rsquo;une des plus anciennes formes d&rsquo;ing\u00e9nierie et de science appliqu\u00e9e et le mat\u00e9riau de choix d&rsquo;une \u00e9poque donn\u00e9e est souvent un point d\u00e9terminant (par exemple l&rsquo;\u00e2ge de pierre, l&rsquo;\u00e2ge du bronze, l&rsquo;\u00e2ge du fer).\u00a0La transformation des m\u00e9taux \u00e0 l&rsquo;\u00e9tat solide peut \u00eatre divis\u00e9e en deux grandes \u00e9tapes:<\/span><\/p>\n<ul>\n<li><strong><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-full wp-image-28837\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/hot-working-of-metals.png\" alt=\"Travail \u00e0 chaud\" width=\"483\" height=\"339\" \/><span>Travail \u00e0 chaud<\/span><\/strong><span>.\u00a0Premi\u00e8rement, la mati\u00e8re premi\u00e8re sous forme de gros lingots ou de billettes est travaill\u00e9e \u00e0 chaud, g\u00e9n\u00e9ralement par laminage, forgeage ou extrusion, en formes et tailles plus petites.\u00a0Ces processus se produisent \u00e0 une temp\u00e9rature sup\u00e9rieure \u00e0 celle \u00e0 laquelle se produit la recristallisation.\u00a0\u00catre au-dessus de la temp\u00e9rature de recristallisation permet au mat\u00e9riau de recristalliser lors de la d\u00e9formation.\u00a0Ceci est important car la recristallisation emp\u00eache les mat\u00e9riaux de\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/strength\/strain-hardening\/\"><span>durcir<\/span><\/a><span>, ce qui maintient finalement la\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/strength\/stress-strain-curve-stress-strain-diagram\/yield-strength-yield-point\/\"><span>limite d&rsquo;\u00e9lasticit\u00e9<\/span><\/a><span>\u00a0et la\u00a0<\/span><a href=\"https:\/\/material-properties.org\/what-is-hardness-definition\/\"><span>duret\u00e9<\/span><\/a><span>\u00a0faibles et la\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/ductility\/\"><span>ductilit\u00e9<\/span><\/a><span>\u00a0\u00e9lev\u00e9e.\u00a0Pour les op\u00e9rations de travail \u00e0 chaud, de grandes d\u00e9formations sont possibles, qui peuvent se r\u00e9p\u00e9ter successivement car le m\u00e9tal reste mou et ductile. En g\u00e9n\u00e9ral, les m\u00e9taux sont mis en forme par des proc\u00e9d\u00e9s tels que:<\/span>\n<ul>\n<li><span>Forger<\/span><\/li>\n<li><span>Roulant<\/span><\/li>\n<li><span>Extrusion<\/span><\/li>\n<li><span>Dessin<\/span><\/li>\n<li><span>Fonderie<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\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>Travail des m\u00e9taux<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/metals-what-are-metals\/metalworking\/\" class=\"su-button su-button-style-flat\" style=\"color: #606060;background-color:#ffffff;border-color:#cccccc;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px\" target=\"_self\"><span style=\"color: #606060;padding:7px 20px;font-size:16px;line-height:24px;border-color:#ffffff;border-radius:10px;-moz-border-radius:10px;-webkit-border-radius:10px;text-shadow:0px 0px 0px #000000;-moz-text-shadow:0px 0px 0px #000000;-webkit-text-shadow:0px 0px 0px #000000\"><img src=\"icon : lien\" alt=\"\" style=\"width:24px;height:24px\" \/> <\/span><\/a><\/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>Travail \u00e0 chaud des m\u00e9taux<\/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","protected":false},"excerpt":{"rendered":"<p>Nous esp\u00e9rons que cet article,\u00a0Travail \u00e0 chaud des m\u00e9taux, 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.<\/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>Qu&#039;est-ce que le travail \u00e0 chaud des m\u00e9taux - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles<\/title>\n<meta name=\"description\" content=\"Travail \u00e0 chaud. 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