{"id":116818,"date":"2022-05-24T16:21:14","date_gmt":"2022-05-24T15:21:14","guid":{"rendered":"https:\/\/material-properties.org\/quest-ce-que-la-malleabilite-definition\/"},"modified":"2022-05-25T09:18:59","modified_gmt":"2022-05-25T08:18:59","slug":"quest-ce-que-la-malleabilite-definition","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/quest-ce-que-la-malleabilite-definition\/","title":{"rendered":"Qu&rsquo;est-ce que la mall\u00e9abilit\u00e9 &#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\">En science des mat\u00e9riaux, la mall\u00e9abilit\u00e9 est la capacit\u00e9 d&rsquo;un mat\u00e9riau \u00e0 subir de grandes d\u00e9formations plastiques sous contrainte de compression.\u00a0Les mat\u00e9riaux mall\u00e9ables peuvent \u00eatre aplatis en feuilles de m\u00e9tal.<\/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 style=\"font-weight: 400;\"><span>En science des mat\u00e9riaux, la\u00a0<\/span><strong><span>mall\u00e9abilit\u00e9<\/span><\/strong><span>\u00a0est la capacit\u00e9 d&rsquo;un mat\u00e9riau \u00e0 subir de grandes d\u00e9formations plastiques sous\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/strength\/compressive-stress-materials\/\"><span>contrainte de compression<\/span><\/a><span>.\u00a0La contrainte de compression est l&rsquo;inverse de\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/strength\/tensile-stress-materials\/\"><span>la contrainte de traction<\/span><\/a><span>.\u00a0Les parties adjacentes du mat\u00e9riau ont tendance \u00e0 se presser les unes contre les autres \u00e0 travers un plan de contrainte typique.\u00a0S&rsquo;il est mall\u00e9able, un mat\u00e9riau peut \u00eatre aplati en feuilles minces par martelage ou laminage.\u00a0<\/span><strong><span>Les mat\u00e9riaux mall\u00e9ables<\/span><\/strong><span>\u00a0peuvent \u00eatre aplatis en feuilles de m\u00e9tal.\u00a0De nombreux m\u00e9taux \u00e0 haute mall\u00e9abilit\u00e9 ont \u00e9galement une\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/ductility\/\"><span>ductilit\u00e9<\/span><\/a><span> \u00e9lev\u00e9e.<\/span><\/span><\/p>\n<p><span style=\"font-weight: 400;\"><a href=\"https:\/\/www.periodic-table.org\/gold-periodic-table\/\"><span>L&rsquo;or<\/span><\/a><span>\u00a0est le plus mall\u00e9able de tous les m\u00e9taux.\u00a0L&rsquo;or est un m\u00e9tal jaune vif, l\u00e9g\u00e8rement rouge\u00e2tre, dense, mou, mall\u00e9able et ductile.\u00a0Il peut \u00eatre \u00e9tir\u00e9 en un fil monoatomique, puis \u00e9tir\u00e9 environ deux fois avant de se casser.\u00a0Ces nanofils se d\u00e9forment via la formation, la r\u00e9orientation et la migration de dislocations et de macles cristallines sans durcissement notable.\u00a0Un seul gramme d&rsquo;or peut \u00eatre martel\u00e9 en une feuille d&rsquo;or de 1 m\u00e8tre carr\u00e9.<\/span><\/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>References :<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\u00a0<\/div><\/div><\/div><\/span><strong><span>Science des mat\u00e9riaux:<\/span><\/strong><\/p>\n<ol>\n<li><span>D\u00e9partement am\u00e9ricain de l&rsquo;\u00e9nergie, science des mat\u00e9riaux.\u00a0DOE Fundamentals Handbook, Volume 1 et 2. Janvier 1993.<\/span><\/li>\n<li><span>D\u00e9partement am\u00e9ricain de l&rsquo;\u00e9nergie, science des mat\u00e9riaux.\u00a0DOE Fundamentals Handbook, Volume 2 et 2. Janvier 1993.<\/span><\/li>\n<li><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><\/li>\n<li><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><\/li>\n<li><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><\/li>\n<li><span>Gonzalez-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><\/li>\n<li><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><\/li>\n<li><span>JR Lamarsh, AJ Baratta, Introduction au g\u00e9nie nucl\u00e9aire, 3e \u00e9d., Prentice-Hall, 2001, ISBN : 0-201-82498-1.<\/span><\/li>\n<\/ol>\n<p><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<h2><span>Voir au dessus:<\/span><\/h2>\n<p><span>Propri\u00e9t\u00e9s des mat\u00e9riaux<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/\" 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=\"ic\u00f4ne : 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>Mall\u00e9abilit\u00e9<\/span><\/strong><span>\u00a0, 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,\u00a0Mall\u00e9abilit\u00e9\u00a0, 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 la mall\u00e9abilit\u00e9 - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles<\/title>\n<meta name=\"description\" content=\"En science des mat\u00e9riaux, la mall\u00e9abilit\u00e9 est la capacit\u00e9 d&#039;un mat\u00e9riau \u00e0 subir de grandes d\u00e9formations plastiques sous contrainte de compression. 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