{"id":114440,"date":"2022-02-07T00:16:44","date_gmt":"2022-02-06T23:16:44","guid":{"rendered":"https:\/\/material-properties.org\/zirconium-et-tungstene-comparaison-proprietes\/"},"modified":"2022-03-23T07:21:13","modified_gmt":"2022-03-23T06:21:13","slug":"zirconium-et-tungstene-comparaison-proprietes","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/zirconium-et-tungstene-comparaison-proprietes\/","title":{"rendered":"Zirconium et Tungst\u00e8ne &#8211; Comparaison &#8211; Propri\u00e9t\u00e9s"},"content":{"rendered":"<p><em>Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du zirconium et du tungst\u00e8ne, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique.\u00a0Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments.\u00a0Zirconium vs Tungst\u00e8ne.<\/em><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-107274\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/zirconium-and-tungsten-comparison.png\" alt=\"zirconium et tungst\u00e8ne - comparaison\" width=\"1000\" height=\"900\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/zirconium-and-tungsten-comparison.png 1000w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/zirconium-and-tungsten-comparison-300x270.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/zirconium-and-tungsten-comparison-768x691.png 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Comparer le zirconium avec un autre \u00e9l\u00e9ment<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<p><a href=\"https:\/\/material-properties.org\/Titanium-and-Zirconium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le titane\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Titanium-properties-price-application-production-150x150.png\" alt=\"Titane - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Iron-and-Zirconium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Fer\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Iron-properties-price-application-production-150x150.png\" alt=\"Fer - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Zirconium-and-Hafnium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Hafnium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Hafnium-properties-price-application-production-150x150.png\" alt=\"Hafnium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Zirconium-and-Niobium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Niobium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Niobium-properties-price-application-production-150x150.png\" alt=\"Niobium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Zirconium-and-Tungsten-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le tungst\u00e8ne\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Tungsten-properties-price-application-production-150x150.png\" alt=\"Tungst\u00e8ne - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Zirconium-and-Uranium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'uranium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Uranium-properties-price-application-production-150x150.png\" alt=\"Uranium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"su-spoiler su-spoiler-style-modern-light su-spoiler-icon-plus su-spoiler-closed\" data-scroll-offset=\"0\" data-anchor-in-url=\"no\"><div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\"><span class=\"su-spoiler-icon\"><\/span>Comparer le tungst\u00e8ne avec un autre \u00e9l\u00e9ment<\/div><div class=\"su-spoiler-content su-u-clearfix su-u-trim\">\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<p><a href=\"https:\/\/material-properties.org\/Titanium-and-Tungsten-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le titane\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Titanium-properties-price-application-production-150x150.png\" alt=\"Titane - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Chromium-and-Tungsten-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Chrome\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Chromium-properties-price-application-production-150x150.png\" alt=\"Chrome - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Cobalt-and-Tungsten-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Cobalt\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Cobalt-properties-price-application-production-150x150.png\" alt=\"Cobalt - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Zirconium-and-Tungsten-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le zirconium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Zirconium-properties-price-application-production-150x150.png\" alt=\"Zirconium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Molybdenum-and-Tungsten-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Molybd\u00e8ne\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Molybdenum-properties-price-application-production-150x150.png\" alt=\"Molybd\u00e8ne - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Tungsten-and-Platinum-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Platine\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Platinum-properties-price-application-production-150x150.png\" alt=\"Platine - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Tungsten-and-Rhenium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le rh\u00e9nium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Rhenium-properties-price-application-production-150x150.png\" alt=\"Rh\u00e9nium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Tungsten-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'or\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Gold-properties-price-application-production-150x150.png\" alt=\"Or - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Tungsten-and-Iridium-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Iridium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Iridium-properties-price-application-production-150x150.png\" alt=\"Iridium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<\/div><\/div>\n<\/div><\/div>\n<div class=\"su-spacer\" style=\"height:20px\"><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Zirconium et Tungst\u00e8ne &#8211; \u00c0 propos des \u00e9l\u00e9ments<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-icon-text sue-panel-clickable\" data-url=\"https:\/\/material-properties.org\/zirconium-properties-applications-price-production\/\" data-target=\"self\" style=\"min-height:58px;padding-left:72px;color:#333333\"><div class=\"sue-icon-text-icon\" style=\"color:#5dbcd2;font-size:48px;width:48px;height:48px\"><img src=\"icon : cercle d'informations\" style=\"width:48px\" alt=\"\" \/><\/div><div class=\"sue-icon-text-content sue-content-wrap\" style=\"color:#333333\">\n<h3>Zirconium<\/h3>\n<p>Le zirconium est un m\u00e9tal de transition solide, brillant, gris-blanc, qui ressemble \u00e0 l&rsquo;hafnium et, dans une moindre mesure, au titane.\u00a0Le zirconium est principalement utilis\u00e9 comme r\u00e9fractaire et opacifiant, bien que de petites quantit\u00e9s soient utilis\u00e9es comme agent d&rsquo;alliage pour sa forte r\u00e9sistance \u00e0 la corrosion.\u00a0Le zirconium est largement utilis\u00e9 comme gaine pour les combustibles des r\u00e9acteurs nucl\u00e9aires.\u00a0Les propri\u00e9t\u00e9s recherch\u00e9es pour ces alliages sont une faible section efficace de capture neutronique et une r\u00e9sistance \u00e0 la corrosion dans des conditions normales de service.<\/p><\/div><div style=\"clear:both;height:0\"><\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-icon-text sue-panel-clickable\" data-url=\"https:\/\/material-properties.org\/tungsten-properties-applications-price-production\/\" data-target=\"self\" style=\"min-height:58px;padding-left:72px;color:#333333\"><div class=\"sue-icon-text-icon\" style=\"color:#5dbcd2;font-size:48px;width:48px;height:48px\"><img src=\"icon : cercle d'informations\" style=\"width:48px\" alt=\"\" \/><\/div><div class=\"sue-icon-text-content sue-content-wrap\" style=\"color:#333333\">\n<h3>Tungst\u00e8ne<\/h3>\n<p>Le tungst\u00e8ne est un m\u00e9tal rare pr\u00e9sent naturellement sur Terre presque exclusivement dans des compos\u00e9s chimiques.\u00a0Le tungst\u00e8ne est un mat\u00e9riau intrins\u00e8quement cassant et dur, ce qui le rend difficile \u00e0 travailler.<\/p>\n<\/div><div style=\"clear:both;height:0\"><\/div><\/div>\n<\/div><\/div>\n<div class=\"su-divider su-divider-style-dotted\" style=\"margin:25px 0;border-width:3px;border-color:#999999\"><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-92569\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Zirconium-periodic-table-300x286.png\" alt=\"Zirconium dans le tableau p\u00e9riodique\" width=\"300\" height=\"286\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Zirconium-periodic-table-300x286.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Zirconium-periodic-table.png 692w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-medium wp-image-92539\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Tungsten-periodic-table-284x300.png\" alt=\"Tungst\u00e8ne dans le tableau p\u00e9riodique\" width=\"284\" height=\"300\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Tungsten-periodic-table-284x300.png 284w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Tungsten-periodic-table.png 679w\" sizes=\"(max-width: 284px) 100vw, 284px\" \/><\/p>\n<p style=\"text-align: left;\"><\/p><\/div><\/div>\n<p style=\"text-align: center;\">Source : www.luciteria.com<\/p>\n<div class=\"su-spacer\" style=\"height:20px\"><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Zirconium et Tungst\u00e8ne &#8211; Applications<\/h2>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-shadow-wrap sue-content-wrap sue-shadow-inline-no\"><div class=\"sue-shadow sue-shadow-style-vertical\">\n<div class=\"sue-panel\" data-url=\"\" data-target=\"self\" style=\"background-color:#ffffff;color:#333333;border-radius:0px;-moz-border-radius:0px;-webkit-border-radius:0px;box-shadow:none;-moz-box-shadow:none;-webkit-box-shadow:none;border:1px solid #cccccc\"><div class=\"sue-panel-content sue-content-wrap\" style=\"padding:15px;text-align:left\">\n<h3><a href=\"https:\/\/material-properties.org\/zirconium-properties-applications-price-production\/\">Zirconium<\/a><\/h3>\n<p>La plupart du zircon est utilis\u00e9 directement dans les applications \u00e0 haute temp\u00e9rature. Ce mat\u00e9riau est r\u00e9fractaire, dur et r\u00e9sistant aux attaques chimiques. En raison de ces propri\u00e9t\u00e9s, le zircon trouve de nombreuses applications, dont peu sont tr\u00e8s m\u00e9diatis\u00e9es. Son utilisation principale est comme opacifiant, conf\u00e9rant un aspect blanc et opaque aux mat\u00e9riaux c\u00e9ramiques. Le zirconium et ses alliages sont largement utilis\u00e9s comme gaine pour les combustibles des r\u00e9acteurs nucl\u00e9aires. Le zirconium alli\u00e9 au niobium ou \u00e0 l&rsquo;\u00e9tain poss\u00e8de d&rsquo;excellentes propri\u00e9t\u00e9s de corrosion. La haute r\u00e9sistance \u00e0 la corrosion des alliages de zirconium r\u00e9sulte de la formation naturelle d&rsquo;un oxyde dense et stable \u00e0 la surface du m\u00e9tal. Ce film est auto-cicatrisant, il continue \u00e0 se d\u00e9velopper lentement \u00e0 des temp\u00e9ratures allant jusqu&rsquo;\u00e0 environ 550\u00b0C (1020\u00b0F) et il reste fermement adh\u00e9rent. La propri\u00e9t\u00e9 recherch\u00e9e de ces alliages est \u00e9galement une faible section efficace de capture de neutrons.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<div  class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights \"><div  class=\"inside-grid-column\">\n<div class=\"sue-shadow-wrap sue-content-wrap sue-shadow-inline-no\"><div class=\"sue-shadow sue-shadow-style-vertical\">\n<div class=\"sue-panel\" data-url=\"\" data-target=\"self\" style=\"background-color:#ffffff;color:#333333;border-radius:0px;-moz-border-radius:0px;-webkit-border-radius:0px;box-shadow:none;-moz-box-shadow:none;-webkit-box-shadow:none;border:1px solid #cccccc\"><div class=\"sue-panel-content sue-content-wrap\" style=\"padding:15px;text-align:left\">\n<h3><a href=\"https:\/\/material-properties.org\/tungsten-properties-applications-price-production\/\">Tungst\u00e8ne<\/a><\/h3>\n<p>Le tungst\u00e8ne est un m\u00e9tal largement utilis\u00e9.\u00a0Environ la moiti\u00e9 du tungst\u00e8ne est consomm\u00e9e pour la production de mat\u00e9riaux durs &#8211; \u00e0 savoir le carbure de tungst\u00e8ne &#8211; le reste \u00e9tant principalement utilis\u00e9 dans les alliages et les aciers.\u00a0L&rsquo;exploitation mini\u00e8re et le traitement des min\u00e9raux exigent des machines et des composants r\u00e9sistants \u00e0 l&rsquo;usure, car les \u00e9nergies et les masses des corps en interaction sont importantes.\u00a0Pour cela, les mat\u00e9riaux les plus r\u00e9sistants \u00e0 l&rsquo;usure doivent \u00eatre utilis\u00e9s.\u00a0Par exemple, le carbure de tungst\u00e8ne est largement utilis\u00e9 dans l&rsquo;exploitation mini\u00e8re dans les tr\u00e9pans de forage \u00e0 marteau sup\u00e9rieur, les marteaux de fond de trou, les couteaux \u00e0 rouleaux, les burins de charrue \u00e0 longue paroi, les pics de cisaillement \u00e0 longue paroi, les al\u00e9soirs de forage ascendant et les tunneliers.\u00a0Les 40 % restants sont g\u00e9n\u00e9ralement utilis\u00e9s pour fabriquer divers alliages et aciers sp\u00e9ciaux, des \u00e9lectrodes, des filaments, des fils, ainsi que divers composants pour des applications \u00e9lectriques, \u00e9lectroniques, de chauffage, d&rsquo;\u00e9clairage et de soudage.<\/p>\n<\/div><\/div>\n<\/div><\/div>\n<\/div><\/div>\n<div class=\"su-heading su-heading-style-modern-1-dark su-heading-align-left\" id=\"\" style=\"font-size:13px;margin-bottom:20px\"><div class=\"su-heading-inner\">\n<h2>Zirconium et tungst\u00e8ne &#8211; Comparaison dans le tableau<\/h2>\n<\/div><\/div>\n<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<table class=\"a\">\n<tbody>\n<tr class=\"b\">\n<td style=\"text-align: center;\">\u00c9l\u00e9ment<\/td>\n<td style=\"text-align: center;\"><b>Zirconium<\/b><\/td>\n<td style=\"text-align: center;\"><b>Tungst\u00e8ne<\/b><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Densit\u00e9<\/td>\n<td style=\"text-align: center;\"><strong>6,511 g\/cm3<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>19,25 g\/cm3<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">R\u00e9sistance \u00e0 la traction ultime<\/td>\n<td style=\"text-align: center;\"><strong>330 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>980 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Limite d&rsquo;\u00e9lasticit\u00e9<\/td>\n<td style=\"text-align: center;\"><strong>230 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>750 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Module de Young<\/td>\n<td style=\"text-align: center;\"><strong>88 GPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>411 GPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">\u00c9chelle de Mohs<\/td>\n<td style=\"text-align: center;\"><strong>5<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>7,5<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Duret\u00e9 Brinell<\/td>\n<td style=\"text-align: center;\"><strong>650 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>3000 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Duret\u00e9 Vickers<\/td>\n<td style=\"text-align: center;\"><strong>900 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>3500 MPa<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Point de fusion<\/td>\n<td style=\"text-align: center;\"><strong>1855\u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>3410\u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Point d&rsquo;\u00e9bullition<\/td>\n<td style=\"text-align: center;\"><strong>4377\u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>59300\u00b0C<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Conductivit\u00e9 thermique<\/td>\n<td style=\"text-align: center;\"><strong>22,7 W\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>170 W\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Coefficient de dilatation thermique<\/td>\n<td style=\"text-align: center;\"><strong>5,7 \u00b5m\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>4,5 \u00b5m\/mK<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Chaleur sp\u00e9cifique<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">0,27 J\/g\u00b7K<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>0,13 J\/g\u00b7K<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Temp\u00e9rature de fusion<\/td>\n<td style=\"text-align: center;\"><strong>16,9 kJ\/mole<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>35,4 kJ\/mole<\/strong><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Chaleur de vaporisation<\/td>\n<td style=\"text-align: center;\"><strong><span style=\"text-align: start;\">591 kJ\/mole<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>824 kJ\/mol<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du zirconium et du tungst\u00e8ne, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique.\u00a0Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments.\u00a0Zirconium vs Tungst\u00e8ne. Source : www.luciteria.com<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Zirconium et Tungst\u00e8ne - Comparaison - Propri\u00e9t\u00e9s - Material Properties<\/title>\n<meta name=\"description\" content=\"Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du zirconium et du tungst\u00e8ne, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique. Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments. 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