{"id":55744,"date":"2020-07-28T00:00:00","date_gmt":"2020-07-27T22:00:00","guid":{"rendered":"https:\/\/unm.fr\/non-classifiee\/nf-a-89-421\/"},"modified":"2022-11-28T22:45:19","modified_gmt":"2022-11-28T20:45:19","slug":"nf-a-89-421","status":"publish","type":"post","link":"https:\/\/unm.fr\/en\/focus-norme\/nf-a-89-421\/","title":{"rendered":"NF A 89-421 M\u00e9taux d&#8217;apport de soudobrasage"},"content":{"rendered":"<p>La nouvelle version de la norme fran\u00e7aise NF A 89-421 sur le principe et la mise en \u0153uvre des essais pour la d\u00e9termination de la r\u00e9sistance m\u00e9canique d&#8217;assemblages types r\u00e9alis\u00e9s avec des m\u00e9taux d&#8217;apport de soudobrasage sur des t\u00f4les en acier et sur des pi\u00e8ces en fonte vient d\u2019\u00eatre publi\u00e9e. Elle remplace la premi\u00e8re \u00e9dition qui datait de 1979. Elle s&#8217;est enrichi d\u2019un nouvel Article 6 sur la d\u00e9termination de la r\u00e9sistance m\u00e9canique des m\u00e9taux d&#8217;apport sur tube en acier et tube en cuivre.<\/p>\n<p>Elle d\u00e9finit les conditions et les modes op\u00e9ratoires des essais de traction pour la d\u00e9termination de la r\u00e9sistance m\u00e9canique des m\u00e9taux d&#8217;apport. Elle prescrit le nombre, la forme et les dimensions des diff\u00e9rentes \u00e9prouvettes utilis\u00e9es selon que l&#8217;essai de traction est effectu\u00e9 pour d\u00e9terminer la r\u00e9sistance m\u00e9canique des m\u00e9taux d&#8217;apport de soudobrasage sur des t\u00f4les en acier, des pi\u00e8ces en fonte, des tubes en acier ou des tubes en cuivre.<\/p>\n<p>Cette norme s&#8217;applique aux assemblages r\u00e9alis\u00e9s par soudobrasage oxygaz, au moyen de m\u00e9taux d&#8217;apport et de flux appropri\u00e9s (voir NF EN ISO 17672, NF A 81-362 et NF EN 1045).<\/p>\n<p>Ces travaux vous int\u00e9ressent, <a href=\"\/contact\">contactez-nous.<\/a><br \/>\nPour acheter la norme : <a href=\"https:\/\/www.boutique.afnor.org\/norme\/nf-a89-421\/metaux-d-apport-de-soudobrasage-determination-de-la-resistance-d-accrochage-conventionnelle-sur-acier-fonte-et-autres-metaux\/article\/932407\/fa190329?utm_source=UNM&amp;utm_medium=lien-texte&amp;utm_campaign=AffiliationUNM\" target=\"_blank\" rel=\"noopener\">NF A 89-421<\/a>.<br \/>\nPour visualiser un extrait de la norme : <a href=\"https:\/\/www.boutique.afnor.org\/xml\/redirection\/1998342?utm_source=UNM&amp;utm_medium=lien-texte&amp;utm_campaign=AffiliationUNM\" target=\"_blank\" rel=\"noopener\">NF A 89-421<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La nouvelle version de la norme fran\u00e7aise NF A 89-421 sur le principe et la mise en \u0153uvre des essais pour la d\u00e9termination de la r\u00e9sistance m\u00e9canique d&#8217;assemblages types r\u00e9alis\u00e9s avec des m\u00e9taux d&#8217;apport de soudobrasage sur des t\u00f4les en acier et sur des pi\u00e8ces en fonte vient d\u2019\u00eatre publi\u00e9e. Elle remplace la premi\u00e8re \u00e9dition [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":54554,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"date-de-webinaire":0,"heure-webinaire":"","duree-webinaire":"","lien-bouton-cta":"","footnotes":""},"categories":[38],"tags":[],"normes-associees":[3080],"thematique":[81],"class_list":["post-55744","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-focus-norme","normes-associees-nf-a-89-421","thematique-soudage"],"_links":{"self":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/55744","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\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/comments?post=55744"}],"version-history":[{"count":2,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/55744\/revisions"}],"predecessor-version":[{"id":56008,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/posts\/55744\/revisions\/56008"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/media\/54554"}],"wp:attachment":[{"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/media?parent=55744"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/categories?post=55744"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/tags?post=55744"},{"taxonomy":"normes-associees","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/normes-associees?post=55744"},{"taxonomy":"thematique","embeddable":true,"href":"https:\/\/unm.fr\/en\/wp-json\/wp\/v2\/thematique?post=55744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}