{"id":116005,"date":"2022-05-09T06:34:03","date_gmt":"2022-05-09T05:34:03","guid":{"rendered":"https:\/\/material-properties.org\/quest-ce-que-la-densite-des-alliages-resistants-a-la-corrosion-definition\/"},"modified":"2022-05-12T09:41:06","modified_gmt":"2022-05-12T08:41:06","slug":"quest-ce-que-la-densite-des-alliages-resistants-a-la-corrosion-definition","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/quest-ce-que-la-densite-des-alliages-resistants-a-la-corrosion-definition\/","title":{"rendered":"Qu&rsquo;est-ce que la densit\u00e9 des alliages r\u00e9sistants \u00e0 la corrosion &#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 densit\u00e9 des alliages r\u00e9sistant \u00e0 la corrosion varie consid\u00e9rablement.\u00a0La densit\u00e9 d&rsquo;un alliage d&rsquo;aluminium typique est de 2,7 g\/cm3 (alliage 6061).\u00a0Mais pour atteindre une remarquable r\u00e9sistance \u00e0 la corrosion, le titane est le mat\u00e9riau de choix.<\/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\/aluminium-bronze-properties-min.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-medium wp-image-29639\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/aluminium-bronze-properties-min-300x300.png\" alt=\"bronze d'aluminium\" width=\"300\" height=\"300\" \/><\/a><span>Les alliages anticorrosion<\/span><\/strong><span>, comme leur nom l&rsquo;indique, sont des alliages \u00e0 r\u00e9sistance \u00e0\u00a0<\/span><strong><span>la corrosion renforc\u00e9e<\/span><\/strong><span>.\u00a0Certains m\u00e9taux et alliages ferreux et de nombreux non ferreux sont largement utilis\u00e9s dans les environnements corrosifs.\u00a0Dans tous les cas, cela d\u00e9pend fortement de certains environnements et d&rsquo;autres conditions.\u00a0<\/span><strong><span>Les alliages r\u00e9sistants \u00e0 la corrosion<\/span><\/strong><span>\u00a0sont utilis\u00e9s pour les canalisations d&rsquo;eau et de nombreuses applications chimiques et industrielles.\u00a0Dans le cas des alliages ferreux, on parle d&rsquo;aciers inoxydables et dans une certaine mesure de fontes.\u00a0Mais certains alliages non ferreux r\u00e9sistant \u00e0 la corrosion pr\u00e9sentent une r\u00e9sistance \u00e0 la corrosion remarquable et peuvent donc \u00eatre utilis\u00e9s \u00e0 de nombreuses fins sp\u00e9ciales.\u00a0Il existe deux raisons principales pour lesquelles les mat\u00e9riaux non ferreux sont pr\u00e9f\u00e9r\u00e9s aux aciers et aux aciers inoxydables pour bon nombre de ces applications.\u00a0Par exemple, bon nombre des<\/span><strong><span>les m\u00e9taux et alliages non ferreux<\/span><\/strong><span>\u00a0poss\u00e8dent\u00a0<\/span><strong><span>une r\u00e9sistance \u00e0 la corrosion beaucoup plus \u00e9lev\u00e9e<\/span><\/strong><span>\u00a0que les aciers alli\u00e9s et les nuances d&rsquo;acier inoxydable disponibles.\u00a0Deuxi\u00e8mement, un rapport r\u00e9sistance\/poids \u00e9lev\u00e9 ou une conductivit\u00e9 thermique et \u00e9lectrique \u00e9lev\u00e9e peut fournir un avantage distinct par rapport \u00e0 un alliage ferreux.<\/span><\/p>\n<h2><span id=\"Density_of_Titanium_Alloys\"><span>Densit\u00e9 des alliages r\u00e9sistants \u00e0 la corrosion<\/span><\/span><\/h2>\n<p><span>La densit\u00e9 du\u00a0<\/span><strong><span>bronze d&rsquo;aluminium typique<\/span><\/strong><span>\u00a0est de 7,45 g\/cm3\u00a0(UNS C95400)\u00a0<\/span><sup><span>.<\/span><\/sup><\/p>\n<p><span>La densit\u00e9 du\u00a0<\/span><strong><span>superalliage typique<\/span><\/strong><span> est de 8,22 g\/cm<sup>3<\/sup> (<\/span><span>Inconel 718).<\/span><\/p>\n<p><span>La densit\u00e9 d&rsquo;\u00a0<\/span><strong><span>un alliage de titane typique<\/span><\/strong><span> est de 4,51 g\/cm<\/span><sup><span>3<\/span><\/sup><span> (Grade 2).<\/span><\/p>\n<p><span>La densit\u00e9 d&rsquo;\u00a0<\/span><strong><span>un alliage d&rsquo;aluminium typique<\/span><\/strong><span> est de 2,7 g\/cm<sup>3<\/sup>\u00a0(Alliage 6061) <\/span><sup><span>.<\/span><\/sup><\/p>\n<p><span>La densit\u00e9 de\u00a0<\/span><strong><span>l&rsquo;acier inoxydable typique<\/span><\/strong><span> est de 8,0 g\/cm<sup>3<\/sup>\u00a0<\/span><span>(Acier 304).<\/span><\/p>\n<p><strong><span>La densit\u00e9<\/span><\/strong><span> est d\u00e9finie comme la <\/span><strong><span>masse par unit\u00e9 de volume<\/span><\/strong><span>.\u00a0C&rsquo;est une <\/span><strong><span>propri\u00e9t\u00e9 intensive<\/span><\/strong><span>, qui est math\u00e9matiquement d\u00e9finie comme la masse divis\u00e9e par le volume:<\/span><\/p>\n<p><strong><span>\u03c1 = m \/ V<\/span><\/strong><\/p>\n<p><span>En d&rsquo;autres termes, la densit\u00e9 (\u03c1) d&rsquo;une substance est la masse totale (m) de cette substance divis\u00e9e par le volume total (V) occup\u00e9 par cette substance.\u00a0L&rsquo;unit\u00e9 SI standard est <\/span><strong><span>le kilogramme par m\u00e8tre cube<\/span><\/strong><span> (<\/span><strong><span>kg\/m<\/span><sup><span>3<\/span><\/sup><\/strong><span>).\u00a0L&rsquo;unit\u00e9 anglaise standard est <\/span><strong><span>la masse de livres par pied cube<\/span><\/strong><span> (<\/span><strong><span>lbm\/ft<\/span><sup><span>3<\/span><\/sup><\/strong><span>).<\/span><\/p>\n<p><span>Puisque la densit\u00e9 (\u03c1) d&rsquo;une substance est la masse totale (m) de cette substance divis\u00e9e par le volume total (V) occup\u00e9 par cette substance, il est \u00e9vident que la densit\u00e9 d&rsquo;une substance d\u00e9pend fortement de sa masse atomique et aussi de <\/span><strong><span>la densit\u00e9 de num\u00e9ro atomique<\/span><\/strong><span> (N; atomes\/cm<\/span><sup><span>3<\/span><\/sup><span>),<\/span><\/p>\n<ul>\n<li><strong><span>Poids atomique<\/span><\/strong><span>.\u00a0La masse atomique est port\u00e9e par le noyau atomique, qui n&rsquo;occupe qu&rsquo;environ 10<\/span><sup><span>-12<\/span><\/sup><span>\u00a0du volume total de l&rsquo;atome ou moins, mais il contient toute la charge positive et au moins 99,95 % de la masse totale de l&rsquo;atome.\u00a0Il est donc d\u00e9termin\u00e9 par le nombre de masse (nombre de protons et de neutrons).<\/span><\/li>\n<li><strong><span>Densit\u00e9 de nombre atomique<\/span><\/strong><span>.\u00a0La <\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-power\/reactor-physics\/nuclear-engineering-fundamentals\/neutron-nuclear-reactions\/atomic-number-density\/\"><span>densit\u00e9 de num\u00e9ro atomique<\/span><\/a><span> (N; atomes\/cm<\/span><sup><span>3<\/span><\/sup><span>), qui est associ\u00e9e aux rayons atomiques, est le nombre d&rsquo;atomes d&rsquo;un type donn\u00e9 par unit\u00e9 de volume (V; cm<\/span><sup><span>3<\/span><\/sup><span>) du mat\u00e9riau.\u00a0La densit\u00e9 de num\u00e9ro atomique (N; atomes\/cm<\/span><sup><span>3<\/span><\/sup><span>) d&rsquo;un mat\u00e9riau pur ayant <\/span><strong><span>un poids atomique ou mol\u00e9culaire <\/span><\/strong><span>(M; grammes\/mol) et la <\/span><strong><span>densit\u00e9 du mat\u00e9riau<\/span><\/strong><span> (\u2374; gramme\/cm<\/span><sup><span>3<\/span><\/sup><span>) est facilement calcul\u00e9e \u00e0 partir de l&rsquo;\u00e9quation suivante en utilisant le nombre d&rsquo;Avogadro (<\/span><strong><span>N<\/span><sub><span>A<\/span><\/sub><span> = 6,022\u00d710<\/span><sup><span>23<\/span><\/sup><\/strong><span>\u00a0atomes ou mol\u00e9cules par mole):<\/span><a href=\"https:\/\/www.nuclear-power.com\/wp-content\/uploads\/2015\/12\/Atomic-Number-Density.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-13442 lazy-loaded\" src=\"https:\/\/www.nuclear-power.com\/wp-content\/uploads\/2015\/12\/Atomic-Number-Density.png\" alt=\"Densit\u00e9 de num\u00e9ro atomique\" width=\"166\" height=\"69\" data-lazy-type=\"image\" data-src=\"https:\/\/www.nuclear-power.com\/wp-content\/uploads\/2015\/12\/Atomic-Number-Density.png\" \/><\/a><\/li>\n<li><strong><span>Structure en cristal.\u00a0<\/span><\/strong><span>La densit\u00e9 de la substance cristalline est significativement affect\u00e9e par sa structure cristalline.\u00a0La structure FCC, avec son parent hexagonal (hcp), a le facteur de tassement le plus efficace (74%).\u00a0Les m\u00e9taux contenant des structures FCC comprennent l&rsquo;aust\u00e9nite, l&rsquo;aluminium, le cuivre, le plomb, l&rsquo;argent, l&rsquo;or, le nickel, le platine et le thorium.<\/span><\/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>Alliages r\u00e9sistants \u00e0 la corrosion<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/metals-what-are-metals\/alloys-composition-properties-of-metal-alloys\/corrosion- alliages-r\u00e9sistants\/\" class=\"su-button su-button-style-plat\" 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>Densit\u00e9 des alliages r\u00e9sistants \u00e0 la corrosion<\/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,\u00a0Densit\u00e9 des alliages r\u00e9sistants \u00e0 la corrosion, 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>Qu&#039;est-ce que la densit\u00e9 des alliages r\u00e9sistants \u00e0 la corrosion - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles<\/title>\n<meta name=\"description\" content=\"La densit\u00e9 des alliages r\u00e9sistants \u00e0 la corrosion varie consid\u00e9rablement. 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