{"id":116142,"date":"2022-05-10T07:51:39","date_gmt":"2022-05-10T06:51:39","guid":{"rendered":"https:\/\/material-properties.org\/electron-21-uns-m12310-alliage-de-magnesium-definition\/"},"modified":"2022-05-16T16:29:25","modified_gmt":"2022-05-16T15:29:25","slug":"electron-21-uns-m12310-alliage-de-magnesium-definition","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/electron-21-uns-m12310-alliage-de-magnesium-definition\/","title":{"rendered":"Electron 21 &#8211; UNS M12310 &#8211; Alliage de magn\u00e9sium &#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\">Elektron 21, d\u00e9sign\u00e9 par UNS M12310, est l&rsquo;un des alliages avec une excellente r\u00e9sistance \u00e0 la corrosion et une excellente coulabilit\u00e9.\u00a0Les produits coul\u00e9s poss\u00e8dent une microstructure \u00e0 grains fins et une \u00e9tanch\u00e9it\u00e9 \u00e0 la pression.<\/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\/magnesium-alloy-elektron-image-min.png\"><img decoding=\"async\" loading=\"lazy\" class=\"alignright size-medium wp-image-29738\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/07\/magnesium-alloy-elektron-image-min-300x300.png\" alt=\"Alliages de magn\u00e9sium\" width=\"300\" height=\"300\" \/><\/a><span>Les alliages de magn\u00e9sium<\/span><\/strong><span>\u00a0sont des m\u00e9langes de magn\u00e9sium et d&rsquo;autres m\u00e9taux d&rsquo;alliage, g\u00e9n\u00e9ralement de l&rsquo;aluminium, du zinc, du silicium, du mangan\u00e8se, du cuivre et du zirconium.\u00a0\u00c9tant donn\u00e9 que la caract\u00e9ristique la plus remarquable du magn\u00e9sium est sa\u00a0<\/span><strong><span>densit\u00e9, 1,7 g\/cm<\/span><sup><span>3<\/span><\/sup><\/strong><span>, ses alliages sont utilis\u00e9s lorsque la l\u00e9g\u00e8ret\u00e9 est une consid\u00e9ration importante (par exemple, dans les composants d&rsquo;avions).\u00a0Le magn\u00e9sium a le\u00a0<\/span><strong><span>point de fusion le plus bas <\/span><\/strong><span>(923 K (1202 \u00b0F)) de tous les m\u00e9taux alcalino-terreux. Le magn\u00e9sium pur a une structure cristalline HCP, est relativement mou et a un faible module \u00e9lastique: 45 GPa. Les alliages de magn\u00e9sium ont \u00e9galement une structure de r\u00e9seau hexagonale, ce qui affecte les propri\u00e9t\u00e9s fondamentales de ces alliages.\u00a0\u00c0 temp\u00e9rature ambiante, le magn\u00e9sium et ses alliages sont difficiles \u00e0 travailler \u00e0 froid en raison du fait que la d\u00e9formation plastique du r\u00e9seau hexagonal est plus compliqu\u00e9e que dans les m\u00e9taux \u00e0 r\u00e9seau cubique comme l&rsquo;aluminium, le cuivre et l&rsquo;acier.\u00a0Par cons\u00e9quent, les alliages de magn\u00e9sium sont g\u00e9n\u00e9ralement utilis\u00e9s comme\u00a0<\/span><strong><span>alliages coul\u00e9s<\/span><\/strong><span>.\u00a0Malgr\u00e9 la nature r\u00e9active de la poudre de magn\u00e9sium pur, le magn\u00e9sium m\u00e9tal et ses alliages ont une bonne r\u00e9sistance \u00e0 la corrosion.<\/span><\/p>\n<h2><span>Utilisations des alliages de magn\u00e9sium &#8211; Application<\/span><\/h2>\n<p><strong><span>Les alliages de magn\u00e9sium<\/span><\/strong><span>\u00a0sont utilis\u00e9s dans une grande vari\u00e9t\u00e9 d&rsquo;applications structurelles et non structurelles.\u00a0Les applications structurelles incluent les \u00e9quipements automobiles, industriels, de manutention, commerciaux et a\u00e9rospatiaux.\u00a0Les alliages de magn\u00e9sium sont utilis\u00e9s pour les pi\u00e8ces qui fonctionnent \u00e0 des vitesses \u00e9lev\u00e9es et doivent donc \u00eatre l\u00e9gers pour minimiser les forces d&rsquo;inertie.\u00a0Les applications commerciales comprennent les outils portatifs, les ordinateurs portables, les bagages et les \u00e9chelles, les automobiles (par exemple, les volants et les colonnes, les cadres de si\u00e8ge, les bo\u00eetiers de transmission).\u00a0Magnox (alliage), dont le nom est une abr\u00e9viation de \u00ab\u00a0magn\u00e9sium non oxydant\u00a0\u00bb, est compos\u00e9 \u00e0 99% de magn\u00e9sium et 1% d&rsquo;aluminium, et est utilis\u00e9 dans le gainage des barres de combustible dans les r\u00e9acteurs nucl\u00e9aires magnox.<\/span><\/p>\n<h2><span>\u00c9lectron 21 &#8211; UNS M12310<\/span><\/h2>\n<p><span>En g\u00e9n\u00e9ral,\u00a0<\/span><strong><span>Elektron<\/span><\/strong><span>\u00a0est la marque d\u00e9pos\u00e9e d&rsquo;une large gamme d&rsquo;alliages de magn\u00e9sium fabriqu\u00e9s par une soci\u00e9t\u00e9 britannique Magnesium Elektron Limited.\u00a0<\/span><strong><span>Elektron 21<\/span><\/strong><span>, d\u00e9sign\u00e9 par UNS M12310, est l&rsquo;un des alliages avec une excellente r\u00e9sistance \u00e0 la corrosion et une excellente coulabilit\u00e9.\u00a0Les produits coul\u00e9s poss\u00e8dent une microstructure \u00e0 grains fins et une \u00e9tanch\u00e9it\u00e9 \u00e0 la pression.\u00a0Cet alliage peut \u00eatre facilement usin\u00e9.\u00a0Les applications incluent le sport automobile et l&rsquo;a\u00e9rospatiale, car il poss\u00e8de une r\u00e9sistance \u00e9lev\u00e9e, un poids l\u00e9ger et d&rsquo;excellentes caract\u00e9ristiques d&rsquo;amortissement des vibrations.<\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/elektron-21-properties-density-strength-price.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108339\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/elektron-21-properties-density-strength-price.png\" alt=\"elektron 21 propri\u00e9t\u00e9s densit\u00e9 force prix\" width=\"500\" height=\"500\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/elektron-21-properties-density-strength-price.png 1000w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/elektron-21-properties-density-strength-price-300x300.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/elektron-21-properties-density-strength-price-150x150.png 150w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/03\/elektron-21-properties-density-strength-price-768x768.png 768w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/a><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<h3 style=\"text-align: center;\"><span>R\u00e9sum\u00e9<\/span><\/h3>\n<table class=\"a\">\n<tbody>\n<tr class=\"b\">\n<td style=\"text-align: center;\"><span>Nom<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>\u00c9lectron 21<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Phase \u00e0 STP<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>N \/ A<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Densit\u00e9<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>1800 kg\/m3<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>R\u00e9sistance \u00e0 la traction ultime<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>280 MPa<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Limite d&rsquo;\u00e9lasticit\u00e9<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>145 MPa<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Module de Young<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>45 GPa<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Duret\u00e9 Brinell<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>70 BHN<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Point de fusion<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>550-640 \u00b0C<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Conductivit\u00e9 thermique<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>116 W\/mK<\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Capacit\u00e9 thermique<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\"><span>900 J\/g\u00b7K<\/span><\/span><\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\"><span>Prix<\/span><\/td>\n<td style=\"text-align: center;\"><strong><span>40\u00a0$\/kg<\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<h2><span>Composition d&rsquo;Elektron 21 &#8211; UNS M12310<\/span><\/h2>\n<p><span>Elektron 21 &#8211; UNS M12310 est compos\u00e9 de magn\u00e9sium (96%), de n\u00e9odyme (3%) et de gadolinium (1%).\u00a0<\/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\">\n<p style=\"text-align: center;\"><span style=\"font-size: 50px;\"><span>96%<\/span><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Magnesium-periodic-table.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-thumbnail wp-image-92399\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Magnesium-periodic-table-150x150.png\" alt=\"Magn\u00e9sium dans le tableau p\u00e9riodique\" width=\"150\" height=\"150\" \/><\/a><\/span><\/p>\n<p><span><\/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\">\n<p style=\"text-align: center;\"><span style=\"font-size: 50px;\"><span>3%<\/span><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Neodymium-periodic-table.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-thumbnail wp-image-92414\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Neodymium-periodic-table-150x150.png\" alt=\"N\u00e9odyme dans le tableau p\u00e9riodique\" width=\"150\" height=\"150\" \/><\/a><\/span><\/p>\n<p><span><\/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\">\n<p style=\"text-align: center;\"><span style=\"font-size: 50px;\"><span>1%<\/span><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Gadolinium-periodic-table.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-thumbnail wp-image-92163\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Gadolinium-periodic-table-150x150.png\" alt=\"Gadolinium dans le tableau p\u00e9riodique\" width=\"150\" height=\"150\" \/><\/a><\/span><\/p>\n<p><span><\/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:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<h2><span>Applications d&rsquo;Elektron 21 &#8211; UNS M12310<\/span><\/h2>\n<p><span>Les applications incluent le sport automobile et l&rsquo;a\u00e9rospatiale, car il poss\u00e8de une r\u00e9sistance \u00e9lev\u00e9e, un poids l\u00e9ger et d&rsquo;excellentes caract\u00e9ristiques d&rsquo;amortissement des vibrations.\u00a0Les alliages de magn\u00e9sium sont utilis\u00e9s dans une grande vari\u00e9t\u00e9 d&rsquo;applications structurelles et non structurelles.\u00a0Les applications structurelles incluent les \u00e9quipements automobiles, industriels, de manutention, commerciaux et a\u00e9rospatiaux.\u00a0Les alliages de magn\u00e9sium sont utilis\u00e9s pour les pi\u00e8ces qui fonctionnent \u00e0 des vitesses \u00e9lev\u00e9es et doivent donc \u00eatre l\u00e9gers pour minimiser les forces d&rsquo;inertie.\u00a0Les applications commerciales comprennent les outils portatifs, les ordinateurs portables, les bagages et les \u00e9chelles, les automobiles (par exemple, les volants et les colonnes, les cadres de si\u00e8ge, les bo\u00eetiers de transmission).\u00a0<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<h2><span>Propri\u00e9t\u00e9s m\u00e9caniques d&rsquo;Elektron 21 &#8211; UNS M12310<\/span><\/h2>\n<h3><span>Force d&rsquo;Elektron 21<\/span><\/h3>\n<p><span>En m\u00e9canique des mat\u00e9riaux, la\u00a0<\/span><strong><span>r\u00e9sistance d&rsquo;un mat\u00e9riau<\/span><\/strong><span>\u00a0est sa capacit\u00e9 \u00e0 supporter une charge appliqu\u00e9e sans rupture ni d\u00e9formation plastique.\u00a0<\/span><strong><span>La r\u00e9sistance des mat\u00e9riaux<\/span><\/strong><span>\u00a0consid\u00e8re essentiellement la relation entre les\u00a0<\/span><strong><span>charges externes<\/span><\/strong><span>\u00a0appliqu\u00e9es \u00e0 un mat\u00e9riau et la\u00a0<\/span><strong><span>d\u00e9formation<\/span><\/strong><span>\u00a0ou la modification des dimensions du mat\u00e9riau qui en r\u00e9sulte.\u00a0Lors de la conception de structures et de machines, il est important de tenir compte de ces facteurs, afin que le mat\u00e9riau s\u00e9lectionn\u00e9 ait une r\u00e9sistance suffisante pour r\u00e9sister aux charges ou forces appliqu\u00e9es et conserver sa forme d&rsquo;origine.<\/span><\/p>\n<p><strong><span>La r\u00e9sistance d&rsquo;un mat\u00e9riau<\/span><\/strong><span>\u00a0est sa capacit\u00e9 \u00e0 supporter cette charge appliqu\u00e9e sans d\u00e9faillance ni d\u00e9formation plastique.\u00a0Pour la contrainte de traction, la capacit\u00e9 d&rsquo;un mat\u00e9riau ou d&rsquo;une structure \u00e0 supporter des charges tendant \u00e0 s&rsquo;allonger est appel\u00e9e r\u00e9sistance ultime \u00e0 la traction (UTS).\u00a0<\/span><a href=\"https:\/\/material-properties.org\/what-is-yield-strength-yield-point-definition\/\"><span>La<\/span><\/a><span><a href=\"https:\/\/material-properties.org\/what-is-yield-strength-yield-point-definition\/\">\u00a0limite d&rsquo;\u00e9lasticit\u00e9<\/a> ou la limite d&rsquo;\u00e9lasticit\u00e9 est la propri\u00e9t\u00e9 du mat\u00e9riau d\u00e9finie comme la contrainte \u00e0 laquelle un mat\u00e9riau commence \u00e0 se d\u00e9former plastiquement, tandis que la limite d&rsquo;\u00e9lasticit\u00e9 est le point o\u00f9 la d\u00e9formation non lin\u00e9aire (\u00e9lastique + plastique) commence.\u00a0En cas de contrainte de traction d&rsquo;une barre uniforme (courbe contrainte-d\u00e9formation), la <\/span><a href=\"https:\/\/material-properties.org\/what-is-hookes-law-definition\/\"><b><span>loi de Hooke<\/span><\/b><\/a><span>\u00a0d\u00e9crit le comportement d&rsquo;une barre dans la r\u00e9gion \u00e9lastique.\u00a0Le\u00a0<\/span><a href=\"https:\/\/material-properties.org\/what-is-youngs-modulus-of-elasticity-definition\/\"><span>module de Young<\/span><\/a><span>est le module d&rsquo;\u00e9lasticit\u00e9 pour les contraintes de traction et de compression dans le r\u00e9gime d&rsquo;\u00e9lasticit\u00e9 lin\u00e9aire d&rsquo;une d\u00e9formation uniaxiale et est g\u00e9n\u00e9ralement \u00e9valu\u00e9 par des essais de traction.<\/span><\/p>\n<p><span>Voir aussi: <\/span><a href=\"https:\/\/material-properties.org\/what-is-strength-definition\/\"><span>R\u00e9sistance des mat\u00e9riaux<\/span><\/a><\/p>\n<h3><span>R\u00e9sistance \u00e0 la traction ultime d&rsquo;Elektron 21<\/span><\/h3>\n<p><span>La r\u00e9sistance \u00e0 la traction ultime d&rsquo;Elektron 21 est de 280 MPa.<\/span><\/p>\n<h3><span>Limite d&rsquo;\u00e9lasticit\u00e9 d&rsquo;Elektron 21<\/span><\/h3>\n<p><span>La limite d&rsquo;\u00e9lasticit\u00e9 d&rsquo;Elektron 21\u00a0<\/span><strong>\u00a0<\/strong><span>est de 145 MPa.<\/span><\/p>\n<h3><span>Module de Young d&rsquo;Elektron 21<\/span><\/h3>\n<p><span>Le module de Young d&rsquo;Elektron 21 est de 45 GPa.<\/span><\/p>\n<h3><span>Duret\u00e9 d&rsquo;Elektron 21<\/span><\/h3>\n<p><span>En science des mat\u00e9riaux, la <\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/hardness\/\"><strong><span>duret\u00e9<\/span><\/strong><\/a><span> est la capacit\u00e9 \u00e0 r\u00e9sister \u00e0\u00a0<\/span><strong><span>l&rsquo;indentation de surface<\/span><\/strong><span>\u00a0(<\/span><strong><span>d\u00e9formation plastique localis\u00e9e<\/span><\/strong><span>) et\u00a0 aux\u00a0<\/span><strong><span>rayures<\/span><\/strong><span>.\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-science\/material-properties\/hardness\/brinell-hardness-test\/\"><strong><span>Le test de duret\u00e9 Brinell<\/span><\/strong><\/a><span> est l&rsquo;un des tests de duret\u00e9 par indentation, qui a \u00e9t\u00e9 d\u00e9velopp\u00e9 pour les tests de duret\u00e9.\u00a0Dans les tests Brinell, un <\/span><strong><span>p\u00e9n\u00e9trateur sph\u00e9rique<\/span><\/strong><span>\u00a0dur est forc\u00e9 sous une charge sp\u00e9cifique dans la surface du m\u00e9tal \u00e0 tester.<\/span><\/p>\n<p><span>L&rsquo;\u00a0 indice de\u00a0<\/span><strong><span>duret\u00e9 Brinell<\/span><\/strong><span> (HB) est la charge divis\u00e9e par la surface de l&rsquo;indentation.\u00a0Le diam\u00e8tre de l&#8217;empreinte est mesur\u00e9 avec un microscope \u00e0 \u00e9chelle superpos\u00e9e.\u00a0Le nombre de duret\u00e9 Brinell est calcul\u00e9 \u00e0 partir de l&rsquo;\u00e9quation\u00a0:<\/span><\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-90675\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition.png\" sizes=\"(max-width: 320px) 100vw, 320px\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition.png 320w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/01\/brinell-hardness-number-definition-300x178.png 300w\" alt=\"indice de duret\u00e9 Brinell - d\u00e9finition\" width=\"320\" height=\"190\" \/><\/a><\/p>\n<p><span>La duret\u00e9 Brinell d&rsquo;Elektron 21 est d&rsquo;environ 70 BHN (converti).<\/span><\/p>\n<p><span>Voir aussi: <\/span><a href=\"https:\/\/material-properties.org\/what-is-hardness-definition\/\"><span>Duret\u00e9 des mat\u00e9riaux<\/span><\/a><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;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\">\n<h3 style=\"text-align: center;\"><span>La r\u00e9sistance des mat\u00e9riaux<\/span><\/h3>\n<p><a href=\"https:\/\/material-properties.org\/strength-of-materials-tensile-yield\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108070 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Strength-of-Materials-300x182.png\" alt=\"Tableau des mat\u00e9riaux - R\u00e9sistance des mat\u00e9riaux\" width=\"300\" height=\"182\" \/><\/a><span><\/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\">\n<h3 style=\"text-align: center;\"><span>\u00c9lasticit\u00e9 des mat\u00e9riaux<\/span><\/h3>\n<p><a href=\"https:\/\/material-properties.org\/elasticity-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108080 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Elasticity-of-Materials-300x185.png\" alt=\"Tableau des mat\u00e9riaux - \u00c9lasticit\u00e9 des mat\u00e9riaux\" width=\"300\" height=\"185\" \/><\/a><span><\/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\">\n<h3 style=\"text-align: center;\"><span>Duret\u00e9 des mat\u00e9riaux<\/span><\/h3>\n<p><a href=\"https:\/\/material-properties.org\/hardness-of-materials-brinell-mohs\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108085 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Hardness-of-Materials-300x182.png\" alt=\"Tableau des mat\u00e9riaux - Duret\u00e9 des mat\u00e9riaux\" width=\"300\" height=\"182\" \/><\/a><span>\u00a0 <\/span><\/p><\/div><\/div> <div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<h2><span>Propri\u00e9t\u00e9s thermiques d&rsquo;Elektron 21 &#8211; UNS M12310<\/span><\/h2>\n<h3><span>Elektron 21 &#8211; Point de fusion<\/span><\/h3>\n<p><strong><span>Le point de fusion d&rsquo;Elektron 21 est de 550 \u00e0 640\u00a0<\/span><\/strong><strong><span>\u00b0C<\/span><\/strong><span>.<\/span><\/p>\n<p><span>Notez que ces points sont associ\u00e9s \u00e0 la pression atmosph\u00e9rique standard.\u00a0En g\u00e9n\u00e9ral, la <\/span><strong><span>fusion<\/span><\/strong><span> est un\u00a0<\/span><strong><span>changement de phas<\/span><\/strong><span>\u00a0 d&rsquo;une substance de la phase solide \u00e0 la phase liquide.\u00a0Le <\/span><strong><span>point de fusion<\/span><\/strong><span>\u00a0d&rsquo;une substance est la temp\u00e9rature \u00e0 laquelle ce changement de phase se produit.\u00a0Le <\/span><strong><span>point de fusion <\/span><\/strong><span>d\u00e9finit \u00e9galement une condition dans laquelle le solide et le liquide peuvent exister en \u00e9quilibre.\u00a0Pour divers compos\u00e9s chimiques et alliages, il est difficile de d\u00e9finir le point de fusion, car il s&rsquo;agit g\u00e9n\u00e9ralement d&rsquo;un m\u00e9lange de divers \u00e9l\u00e9ments chimiques.<\/span><\/p>\n<h3><span>Elektron 21 &#8211; Conductivit\u00e9 thermique<\/span><\/h3>\n<p><span>La conductivit\u00e9 thermique d&rsquo;Elektron 21 est de\u00a0<\/span><strong><span>116\u00a0<\/span><\/strong><strong><span>W\/(m\u00b7K)<\/span><\/strong><span>.<\/span><\/p>\n<p><span>Les caract\u00e9ristiques de transfert de chaleur d&rsquo;un mat\u00e9riau solide sont mesur\u00e9es par une propri\u00e9t\u00e9 appel\u00e9e la <\/span><strong><span>conductivit\u00e9 thermique,<\/span><\/strong><span>\u00a0k (ou \u03bb), mesur\u00e9e en <\/span><strong><span>W\/mK<\/span><\/strong><span>.\u00a0C&rsquo;est une mesure de la capacit\u00e9 d&rsquo;une substance \u00e0 transf\u00e9rer de la chaleur \u00e0 travers un mat\u00e9riau par <\/span><a href=\"https:\/\/www.thermal-engineering.org\/what-is-thermal-conduction-heat-conduction-definition\/\"><span>conduction<\/span><\/a><span>.\u00a0Notez que <\/span><a href=\"https:\/\/www.thermal-engineering.org\/what-is-fouriers-law-of-thermal-conduction-definition\/\"><strong><span>la loi de Fourier<\/span><\/strong><\/a><span> s&rsquo;applique \u00e0 toute mati\u00e8re, quel que soit son \u00e9tat (solide, liquide ou gaz), par cons\u00e9quent, elle est \u00e9galement d\u00e9finie pour les liquides et les gaz.<\/span><\/p>\n<p><span>La <\/span><a href=\"https:\/\/www.thermal-engineering.org\/what-is-thermal-conductivity-definition\/\"><strong><span>conductivit\u00e9 thermique<\/span><\/strong><\/a><span> de la plupart des liquides et des solides varie avec la temp\u00e9rature.\u00a0Pour les vapeurs, cela d\u00e9pend aussi de la pression.\u00a0En g\u00e9n\u00e9ral:<\/span><\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/thermal-conductivity-definition.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-88791\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/thermal-conductivity-definition.png\" alt=\"conductivit\u00e9 thermique - d\u00e9finition\" width=\"225\" height=\"75\" \/><\/a><\/p>\n<p><span>La plupart des mat\u00e9riaux sont presque homog\u00e8nes, nous pouvons donc g\u00e9n\u00e9ralement \u00e9crire <\/span><strong><em><span>k = k (T)<\/span><\/em><\/strong><span>.\u00a0Des d\u00e9finitions similaires sont associ\u00e9es aux conductivit\u00e9s thermiques dans les directions y et z (ky, kz), mais pour un mat\u00e9riau isotrope, la conductivit\u00e9 thermique est ind\u00e9pendante de la direction de transfert, kx = ky = kz = k.<\/span><\/p>\n<h3><span>Elektron 21 &#8211; Chaleur sp\u00e9cifique<\/span><\/h3>\n<p><strong><span>La chaleur sp\u00e9cifique d&rsquo;Elektron 21\u00a0<\/span><\/strong><strong><span>est de 900\u00a0<\/span><\/strong><strong><span> J\/g K<\/span><\/strong><span>.<\/span><\/p>\n<p><strong><span>La chaleur sp\u00e9cifique, ou capacit\u00e9 thermique sp\u00e9cifique, <\/span><\/strong><span>est une propri\u00e9t\u00e9 li\u00e9e \u00e0\u00a0<strong><a href=\"https:\/\/www.thermal-engineering.org\/what-is-internal-energy-thermal-energy-definition\/\">l&rsquo;\u00e9nergie interne<\/a><\/strong>\u00a0tr\u00e8s importante en thermodynamique.\u00a0Les <strong>propri\u00e9t\u00e9s intensives <\/strong><strong><em>c<\/em><\/strong><strong><em><sub>v<\/sub><\/em><\/strong> et\u00a0<strong><em>c<\/em><\/strong><strong><em><sub>p<\/sub><\/em><\/strong> sont d\u00e9finies pour des substances compressibles pures et simples comme des d\u00e9riv\u00e9es partielles de l&rsquo;\u00a0<strong>\u00e9nergie interne <\/strong><strong><em>u(T, v)<\/em><\/strong> et de l&rsquo;<strong>enthalpie <\/strong><strong><em>h(T, p)<\/em><\/strong>, respectivement:<\/span><strong>\u00a0<\/strong><\/p>\n<p><a href=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/Specific-Heat-at-Constant-Volume-and-Constant-Pressure.png\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-87687\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2019\/05\/Specific-Heat-at-Constant-Volume-and-Constant-Pressure.png\" alt=\"\" width=\"106\" height=\"138\" \/><\/a><\/p>\n<p><span>o\u00f9 les indices <\/span><strong><span>v<\/span><\/strong><span> et <\/span><strong><span>p<\/span><\/strong><span> d\u00e9signent les variables maintenues fixes lors de la diff\u00e9renciation. Les propri\u00e9t\u00e9s\u00a0<\/span><strong><span>c<\/span><sub><span>v<\/span><\/sub> <\/strong><span>et\u00a0<\/span><strong><span>c<\/span><sub><span>p<\/span><\/sub><\/strong><span> sont appel\u00e9es\u00a0<\/span><strong><span>chaleurs sp\u00e9cifiques<\/span><\/strong><span>\u00a0(ou\u00a0<\/span><strong><span>capacit\u00e9s calorifiques<\/span><\/strong><span>) car, dans certaines conditions particuli\u00e8res, elles relient le changement de temp\u00e9rature d&rsquo;un syst\u00e8me \u00e0 la quantit\u00e9 d&rsquo;\u00e9nergie ajout\u00e9e par transfert de chaleur.\u00a0Leurs unit\u00e9s SI sont\u00a0<\/span><strong><span>J\/kg K<\/span><\/strong><span> ou\u00a0<\/span><strong><span>J\/mol K<\/span><\/strong><span>.<\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;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\">\n<h3 style=\"text-align: center;\"><span>Point de fusion des mat\u00e9riaux<\/span><\/h3>\n<p><a href=\"https:\/\/material-properties.org\/melting-point-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108050 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Metling-Point-300x183.png\" alt=\"Tableau des mat\u00e9riaux - Point de fusion\" width=\"300\" height=\"183\" \/><\/a><span><\/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\">\n<h3 style=\"text-align: center;\"><span>Conductivit\u00e9 thermique des mat\u00e9riaux<\/span><\/h3>\n<p><a href=\"https:\/\/material-properties.org\/thermal-conductivity-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108055 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Thermal-Conductivity-300x180.png\" alt=\"Tableau des mat\u00e9riaux - Conductivit\u00e9 thermique\" width=\"300\" height=\"180\" \/><\/a><span><\/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\">\n<h3 style=\"text-align: center;\"><span>Capacit\u00e9 calorifique des mat\u00e9riaux<\/span><\/h3>\n<p><a href=\"https:\/\/material-properties.org\/heat-capacity-of-materials\/\"><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-108063 size-medium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/02\/Material-Table-Heat-Capacity-300x179.png\" alt=\"Tableau des mat\u00e9riaux - Capacit\u00e9 calorifique\" width=\"300\" height=\"179\" \/><\/a><\/p>\n<h3 style=\"text-align: center;\"><\/h3>\n<p><span><\/span><\/p><\/div><\/div> <div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div><\/span><\/p>\n<h2><span>Propri\u00e9t\u00e9s et prix des autres mat\u00e9riaux<\/span><\/h2>\n<p><span>table-de-mat\u00e9riaux-en-r\u00e9solution-8k<\/span><\/p>\n<p><span><div class=\"su-divider su-divider-style-dotted\" style=\"margin:20px 0;border-width:2px;border-color:#999999\"><\/div><\/span><\/p>\n<p><span>[\/lgc_column]<\/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 magn\u00e9sium<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/metals-what-are-metals\/alloys-composition-properties-of-metal-alloys\/magnesium-alloys\/ \" 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=\"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>Elektron 21 &#8211; UNS M12310 &#8211; Alliage de magn\u00e9sium<\/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>Applications d&rsquo;Elektron 21 &#8211; UNS M12310 Les applications incluent le sport automobile et l&rsquo;a\u00e9rospatiale, car il poss\u00e8de une r\u00e9sistance \u00e9lev\u00e9e, un poids l\u00e9ger et d&rsquo;excellentes caract\u00e9ristiques d&rsquo;amortissement des vibrations.\u00a0Les alliages de magn\u00e9sium sont utilis\u00e9s dans une grande vari\u00e9t\u00e9 d&rsquo;applications structurelles et non structurelles.\u00a0Les applications structurelles incluent les \u00e9quipements automobiles, industriels, de manutention, commerciaux et a\u00e9rospatiaux.\u00a0Les &#8230; <a title=\"Electron 21 &#8211; UNS M12310 &#8211; Alliage de magn\u00e9sium &#8211; D\u00e9finition\" class=\"read-more\" href=\"https:\/\/material-properties.org\/fr\/electron-21-uns-m12310-alliage-de-magnesium-definition\/\">Read more<\/a><\/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 qu&#039;Elektron 21 - UNS M12310 - Alliage de magn\u00e9sium - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles<\/title>\n<meta name=\"description\" content=\"Elektron 21, d\u00e9sign\u00e9 par UNS M12310, est l&#039;un des alliages avec une excellente r\u00e9sistance \u00e0 la corrosion et une excellente coulabilit\u00e9. 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