{"id":114454,"date":"2022-02-07T05:25:02","date_gmt":"2022-02-07T04:25:02","guid":{"rendered":"https:\/\/material-properties.org\/cuivre-et-or-comparaison-proprietes\/"},"modified":"2022-03-23T08:22:31","modified_gmt":"2022-03-23T07:22:31","slug":"cuivre-et-or-comparaison-proprietes","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/cuivre-et-or-comparaison-proprietes\/","title":{"rendered":"Cuivre et Or &#8211; Comparaison &#8211; Propri\u00e9t\u00e9s"},"content":{"rendered":"<p><em>Cet article contient une comparaison des principales propri\u00e9t\u00e9s thermiques et atomiques du cuivre et de l&rsquo;or, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique.\u00a0Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments.\u00a0Cuivre contre Or.<\/em><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter size-full wp-image-107147\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/copper-and-gold-comparison.png\" alt=\"cuivre et or - comparaison\" width=\"1000\" height=\"900\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/copper-and-gold-comparison.png 1000w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/copper-and-gold-comparison-300x270.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2021\/01\/copper-and-gold-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 cuivre 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\/Beryllium-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec B\u00e9ryllium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Beryllium-properties-price-application-production-150x150.png\" alt=\"B\u00e9ryllium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Magnesium-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Magn\u00e9sium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Magnesium-properties-price-application-production-150x150.png\" alt=\"Magn\u00e9sium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Aluminium-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'aluminium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Aluminium-properties-price-application-production-150x150.png\" alt=\"Aluminium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Silicon-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le silicium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Silicon-properties-price-application-production-150x150.png\" alt=\"Silicium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Chlorine-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le chlore\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Chlorine-properties-price-application-production-150x150.png\" alt=\"Chlore - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Titanium-and-Copper-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-Copper-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\/Manganese-and-Copper-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Mangan\u00e8se\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Manganese-properties-price-application-production-150x150.png\" alt=\"Mangan\u00e8se - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Iron-and-Copper-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\/Cobalt-and-Copper-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\/Copper-and-Silver-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'argent\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Silver-properties-price-application-production-150x150.png\" alt=\"Argent - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Copper-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\/Copper-and-Tin-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'\u00e9tain\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Tin-properties-price-application-production-150x150.png\" alt=\"Etain - 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 l'or 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-Gold-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\/Cobalt-and-Gold-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\/Nickel-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Nickel\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Nickel-properties-price-application-production-150x150.png\" alt=\"Nickel - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Copper-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Cuivre\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Copper-properties-price-application-production-150x150.png\" alt=\"Cuivre - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Rhodium-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Rhodium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Rhodium-properties-price-application-production-150x150.png\" alt=\"Rhodium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Palladium-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec le palladium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Palladium-properties-price-application-production-150x150.png\" alt=\"Palladium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Silver-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec l'argent\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Silver-properties-price-application-production-150x150.png\" alt=\"Argent - 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 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\/Osmium-and-Gold-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Osmium\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Osmium-properties-price-application-production-150x150.png\" alt=\"Osmium - Propri\u00e9t\u00e9s - Prix - Applications - Production\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><a href=\"https:\/\/material-properties.org\/Iridium-and-Gold-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<p><a href=\"https:\/\/material-properties.org\/Platinum-and-Gold-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\/Gold-and-Lead-comparison-properties\/\"><img decoding=\"async\" loading=\"lazy\" class=\"alignleft\" title=\"Comparer avec Plomb\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/10\/Lead-properties-price-application-production-150x150.png\" alt=\"Prospect - 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>Cuivre et Or &#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\/copper-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>Le Cuivre<\/h3>\n<p>Le cuivre est un m\u00e9tal doux, mall\u00e9able et ductile avec une conductivit\u00e9 thermique et \u00e9lectrique tr\u00e8s \u00e9lev\u00e9e.\u00a0Une surface fra\u00eechement expos\u00e9e de cuivre pur a une couleur rouge-orange.\u00a0Le cuivre est utilis\u00e9 comme conducteur de chaleur et d&rsquo;\u00e9lectricit\u00e9, comme mat\u00e9riau de construction et comme constituant de divers alliages m\u00e9talliques, tels que l&rsquo;argent sterling utilis\u00e9 dans les bijoux, le cupronickel utilis\u00e9 pour fabriquer du mat\u00e9riel marin et des pi\u00e8ces de monnaie, et le constantan utilis\u00e9 dans les jauges de contrainte et les thermocouples. pour la mesure de la temp\u00e9rature.<br \/>\n<\/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\/gold-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>Or<\/h3>\n<p>L&rsquo;or est un m\u00e9tal jaune vif, l\u00e9g\u00e8rement rouge\u00e2tre, dense, mou, mall\u00e9able et ductile.\u00a0L&rsquo;or est un m\u00e9tal de transition et un \u00e9l\u00e9ment du groupe 11.\u00a0C&rsquo;est l&rsquo;un des \u00e9l\u00e9ments chimiques les moins r\u00e9actifs et il est solide dans des conditions standard.\u00a0On pense que l&rsquo;or a \u00e9t\u00e9 produit lors de la nucl\u00e9osynth\u00e8se des supernovas, \u00e0 partir de la collision d&rsquo;\u00e9toiles \u00e0 neutrons.<\/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-92309\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Copper-periodic-table-289x300.png\" alt=\"Cuivre dans le tableau p\u00e9riodique\" width=\"289\" height=\"300\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Copper-periodic-table-289x300.png 289w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Copper-periodic-table.png 682w\" sizes=\"(max-width: 289px) 100vw, 289px\" \/><\/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-92344\" src=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Gold-periodic-table-300x292.png\" alt=\"Or dans le tableau p\u00e9riodique\" width=\"300\" height=\"292\" srcset=\"https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Gold-periodic-table-300x292.png 300w, https:\/\/material-properties.org\/wp-content\/uploads\/2020\/09\/Gold-periodic-table.png 645w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/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>Cuivre et Or &#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\/copper-properties-applications-price-production\/\">Le Cuivre<\/a><\/h3>\n<p>Historiquement, l&rsquo;alliage du cuivre avec un autre m\u00e9tal, par exemple l&rsquo;\u00e9tain pour fabriquer du bronze, a \u00e9t\u00e9 pratiqu\u00e9 pour la premi\u00e8re fois environ 4 000 ans apr\u00e8s la d\u00e9couverte de la fusion du cuivre et environ 2 000 ans apr\u00e8s la g\u00e9n\u00e9ralisation du \u00ab bronze naturel \u00bb.\u00a0Une civilisation ancienne est d\u00e9finie comme \u00e9tant \u00e0 l&rsquo;\u00e2ge du bronze soit en produisant du bronze en fondant son propre cuivre et en l&rsquo;alliant avec de l&rsquo;\u00e9tain, de l&rsquo;arsenic ou d&rsquo;autres m\u00e9taux.\u00a0Les principales applications du cuivre sont les fils \u00e9lectriques (60 %), les toitures et la plomberie (20 %) et les machines industrielles (15 %).\u00a0Le cuivre est principalement utilis\u00e9 comme m\u00e9tal pur, mais lorsqu&rsquo;une plus grande duret\u00e9 est requise, il est utilis\u00e9 dans des alliages tels que le laiton et le bronze (5 % de l&rsquo;utilisation totale).\u00a0Le cuivre et les alliages \u00e0 base de cuivre dont les laitons (Cu-Zn) et les bronzes (Cu-Sn) sont largement utilis\u00e9s dans diff\u00e9rentes applications industrielles et soci\u00e9tales.\u00a0Certaines des utilisations courantes des alliages de laiton comprennent les bijoux de fantaisie, les serrures, les charni\u00e8res, les engrenages, les roulements, les douilles de munitions, les radiateurs automobiles, les instruments de musique, les emballages \u00e9lectroniques et les pi\u00e8ces de monnaie.\u00a0Le bronze, ou les alliages et m\u00e9langes de type bronze, ont \u00e9t\u00e9 utilis\u00e9s pour les pi\u00e8ces de monnaie sur une plus longue p\u00e9riode.\u00a0est encore largement utilis\u00e9 aujourd&rsquo;hui pour les ressorts, les roulements, les bagues, les roulements pilotes de transmission automobile et les raccords similaires, et est particuli\u00e8rement courant dans les roulements des petits moteurs \u00e9lectriques.\u00a0Le laiton et le bronze sont des mat\u00e9riaux d&rsquo;ing\u00e9nierie courants dans l&rsquo;architecture moderne et principalement utilis\u00e9s pour les toitures et les rev\u00eatements de fa\u00e7ade en raison de leur aspect visuel.\u00a0est encore largement utilis\u00e9 aujourd&rsquo;hui pour les ressorts, les roulements, les bagues, les roulements pilotes de transmission automobile et les raccords similaires, et est particuli\u00e8rement courant dans les roulements des petits moteurs \u00e9lectriques.\u00a0Le laiton et le bronze sont des mat\u00e9riaux d&rsquo;ing\u00e9nierie courants dans l&rsquo;architecture moderne et principalement utilis\u00e9s pour les toitures et les rev\u00eatements de fa\u00e7ade en raison de leur aspect visuel.\u00a0est encore largement utilis\u00e9 aujourd&rsquo;hui pour les ressorts, les roulements, les bagues, les roulements pilotes de transmission automobile et les raccords similaires, et est particuli\u00e8rement courant dans les roulements des petits moteurs \u00e9lectriques.\u00a0Le laiton et le bronze sont des mat\u00e9riaux d&rsquo;ing\u00e9nierie courants dans l&rsquo;architecture moderne et principalement utilis\u00e9s pour les toitures et les rev\u00eatements de fa\u00e7ade en raison de leur aspect visuel.<\/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\/gold-properties-applications-price-production\/\">Or<\/a><\/h3>\n<p>L&rsquo;or est largement utilis\u00e9 en joaillerie, soit sous sa forme pure, soit sous forme d&rsquo;alliage.\u00a0Environ 75% de tout l&rsquo;or produit est utilis\u00e9 dans l&rsquo;industrie de la bijouterie.\u00a0L&rsquo;or pur est trop mou pour r\u00e9sister aux contraintes appliqu\u00e9es \u00e0 de nombreux bijoux.\u00a0Les artisans ont appris que l&rsquo;alliage de l&rsquo;or avec d&rsquo;autres m\u00e9taux tels que le cuivre, l&rsquo;argent et le platine augmenterait sa durabilit\u00e9.\u00a0Le terme \u00ab carat \u00bb indique la quantit\u00e9 d&rsquo;or pr\u00e9sente dans un alliage.\u00a024 carats est de l&rsquo;or pur, mais il est tr\u00e8s doux.\u00a0Les alliages d&rsquo;or 18 et 9 carats sont couramment utilis\u00e9s car ils sont plus durables.\u00a0La grande mall\u00e9abilit\u00e9, la ductilit\u00e9, la r\u00e9sistance \u00e0 la corrosion et \u00e0 la plupart des autres r\u00e9actions chimiques et la conductivit\u00e9 de l&rsquo;\u00e9lectricit\u00e9 de l&rsquo;or ont conduit \u00e0 son utilisation continue dans les connecteurs \u00e9lectriques r\u00e9sistants \u00e0 la corrosion dans tous les types d&rsquo;appareils informatis\u00e9s (sa principale utilisation industrielle).\u00a0L&rsquo;or est \u00e9galement utilis\u00e9 dans le blindage infrarouge,\u00a0production de verre color\u00e9, dorure \u00e0 la feuille et restauration dentaire.\u00a0Seuls 10\u00a0% de la consommation mondiale d&rsquo;or neuf produit sont destin\u00e9s \u00e0 l&rsquo;industrie, mais l&rsquo;utilisation industrielle la plus importante de l&rsquo;or neuf est de loin la fabrication de connecteurs \u00e9lectriques sans corrosion dans les ordinateurs et autres appareils \u00e9lectriques.<\/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>Cuivre et Or &#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>Le Cuivre<\/b><\/td>\n<td style=\"text-align: center;\"><b>Or<\/b><\/td>\n<\/tr>\n<tr class=\"c\">\n<td style=\"text-align: center;\">Densit\u00e9<\/td>\n<td style=\"text-align: center;\"><strong>8,92 g\/cm3<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>19,3 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>210 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>220 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>33 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>205 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>120 GPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>79 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>3<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>2,75<\/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>250 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>190 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>350 MPa<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>215 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>1084,62\u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>1064\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>2562\u00b0C<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>2970\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>401 W\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>320 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>16,5 \u00b5m\/mK<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>14,2 \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;\">0,38 J\/g\u00b7K<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>0,128 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>13,05 kJ\/mole<\/strong><\/td>\n<td style=\"text-align: center;\"><strong>12,55 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;\">300,3\u00a0kJ\/mole<\/span><\/strong><\/td>\n<td style=\"text-align: center;\"><strong>334,4 kJ\/mole<\/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 cuivre et de l&rsquo;or, deux \u00e9l\u00e9ments chimiques comparables du tableau p\u00e9riodique.\u00a0Il contient \u00e9galement des descriptions de base et des applications des deux \u00e9l\u00e9ments.\u00a0Cuivre contre Or. 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>Cuivre et Or - 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 cuivre et de l&#039;or, 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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