{"id":74163,"date":"2024-12-09T20:11:36","date_gmt":"2024-12-09T18:11:36","guid":{"rendered":"https:\/\/unm.fr\/?p=74163"},"modified":"2024-12-10T13:03:20","modified_gmt":"2024-12-10T11:03:20","slug":"cuivre-et-alliages-de-cuivre-lingots-et-pieces-moulees","status":"publish","type":"post","link":"https:\/\/unm.fr\/en\/standards-of-the-month\/cuivre-et-alliages-de-cuivre-lingots-et-pieces-moulees\/","title":{"rendered":"Cuivre et alliages de cuivre\u00a0\u2014 Lingots et pi\u00e8ces moul\u00e9es"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"74163\" class=\"elementor elementor-74163\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0f30b00 e-flex e-con-boxed e-con e-parent\" data-id=\"0f30b00\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;jet_parallax_layout_list&quot;:[]}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3e298db elementor-widget elementor-widget-text-editor\" data-id=\"3e298db\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>La r\u00e9vision de la NF EN 1982 <em>Cuivre et alliages de cuivre \u2014 Lingots et pi\u00e8ces moul\u00e9es<\/em> de 2017, au CEN\/TC 133\/WG 7 avec la participation active de M. Michel Stucky (CETIM), a \u00e9t\u00e9 l\u2019occasion d\u2019adapter la norme aux nouvelles exigences l\u00e9gales europ\u00e9ennes dans le cadre de REACH, CLP, RoHS et de la future Directive europ\u00e9enne sur l&#8217;eau potable (DWD).<\/p><p>Cette norme sp\u00e9cifie la composition, les caract\u00e9ristiques m\u00e9caniques et autres caract\u00e9ristiques appropri\u00e9es du cuivre et des alliages du cuivre (lingots et pi\u00e8ces moul\u00e9es). Elle r\u00e9git les pi\u00e8ces moul\u00e9es en alliages de cuivre et regroupe les syst\u00e8mes de d\u00e9signations des alliages et des proc\u00e9d\u00e9s\u00a0; les limites de composition des principaux alliages utilis\u00e9s en Europe\u00a0; les caract\u00e9ristiques m\u00e9caniques minimales requises pour les diff\u00e9rents proc\u00e9d\u00e9s de moulage\u00a0; et les m\u00e9thodes de contr\u00f4le (mati\u00e8res premi\u00e8res, m\u00e9tal fondu, pi\u00e8ce brute trait\u00e9e et apr\u00e8s usinage). De plus, elle pr\u00e9cise les nuances valid\u00e9es pour r\u00e9aliser des pi\u00e8ces pouvant entrer en contact avec l&#8217;eau potable.<\/p><p>La r\u00e9vision de la norme est une meilleure r\u00e9ponse aux besoins du march\u00e9 parce que les alliages cuivreux restent des mat\u00e9riaux aux propri\u00e9t\u00e9s remarquables et aux applications multiples.<\/p><p>Par rapport \u00e0 la pr\u00e9c\u00e9dente \u00e9dition, il a \u00e9t\u00e9 question d\u2019ajouter de nouveaux r\u00e9f\u00e9rencements mat\u00e9riaux (alliages cuivreux) ; de modifier la pr\u00e9paration des profils moul\u00e9s continus avec au moins une dimension sup\u00e9rieure \u00e0 300\u00a0mm pour une \u00e9prouvette de traction\u00a0; et de corriger la teneur en plomb (Pb) dans les pi\u00e8ces moul\u00e9es.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>NF EN 1982 : Refonte d\u2019une norme fondamentale en Europe<\/p>\n","protected":false},"author":8,"featured_media":74068,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"date-de-webinaire":0,"heure-webinaire":"","duree-webinaire":"","lien-bouton-cta":"","footnotes":""},"categories":[38],"tags":[],"normes-associees":[3528],"thematique":[82],"class_list":["post-74163","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-focus-norme","normes-associees-en-1982","thematique-fonderie"],"_links":{"self":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/74163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/comments?post=74163"}],"version-history":[{"count":7,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/74163\/revisions"}],"predecessor-version":[{"id":74170,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/74163\/revisions\/74170"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/media\/74068"}],"wp:attachment":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/media?parent=74163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/categories?post=74163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/tags?post=74163"},{"taxonomy":"normes-associees","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/normes-associees?post=74163"},{"taxonomy":"thematique","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/thematique?post=74163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}