{"id":4216,"date":"2021-06-13T15:03:23","date_gmt":"2021-06-13T07:03:23","guid":{"rendered":"http:\/\/www.eibrakeline.com\/?p=4216"},"modified":"2021-06-20T21:24:03","modified_gmt":"2021-06-20T13:24:03","slug":"wholesale-6-35mm-1-4-od-copper-nickel-cunifer-kunifer-tubing-cupro-nickel-cuni-90-10","status":"publish","type":"post","link":"https:\/\/www.eibrakeline.com\/fr\/wholesale-6-35mm-1-4-od-copper-nickel-cunifer-kunifer-tubing-cupro-nickel-cuni-90-10\/","title":{"rendered":"Tuyau en cuivre-nickel (Cunifer\/Kunifer) de 6,35 mm (1\/4&#8243;), 0,25&#8243; de diam\u00e8tre ext\u00e9rieur, vente en gros &#8211; Cupro nickel (CuNi) 90\/10"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Cette tuyauterie en cuivre-nickel (\u00e9galement appel\u00e9e cupro-nickel, cunifer, kunifer) est compos\u00e9e de 90 % de cuivre et de 10 % de nickel, fabriqu\u00e9e par d\u2019importants fabricants chinois de tubes en cuivre certifi\u00e9s ISO 9001.<\/p>\n\n\n<ul>\n<li>Beaucoup plus souple que la tuyauterie en acier<\/li>\n<li>Extr\u00eamement facile \u00e0 plier et \u00e0 \u00e9vaser<\/li>\n<li>Absolument r\u00e9sistante \u00e0 la rouille<\/li>\n<li>Conforme \u00e0 la norme SAE J1677 pour v\u00e9hicules terrestres<\/li>\n<li>Adapt\u00e9e aux \u00e9vasements \u00e0 bulle selon ISO\/DIN, aux \u00e9vasements doubles invers\u00e9s selon ISO\/SAE et aux \u00e9vasements simples.<\/li>\n<\/ul>\n\n<h4>Propri\u00e9t\u00e9s<\/h4>\n\n<table>\n<tbody>\n<tr>\n<td>Diam\u00e8tre ext\u00e9rieur (OD)<\/td>\n<td>6,35 \u00b1 0,08 mm<\/td>\n<\/tr>\n<tr>\n<td>\u00c9paisseur de paroi<\/td>\n<td>0,7 \u00b1 0,08 mm<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistance \u00e0 la traction<\/td>\n<td>40 ksi (275 MPa)<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sistance conventionnelle \u00e0 la limite d\u2019\u00e9lasticit\u00e9<\/td>\n<td>15 ksi (105 MPa)<\/td>\n<\/tr>\n<tr>\n<td>Allongement<\/td>\n<td>\u2265 30 %<\/td>\n<\/tr>\n<tr>\n<td>Pression th\u00e9orique d\u2019\u00e9clatement<\/td>\n<td>7 090 psi, soit \u2265 48,9 MPa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n<em>REMARQUE :<\/em>\n<ol>\n<li>Nous pouvons \u00e9galement fournir des tuyaux avec une \u00e9paisseur de paroi de 0,75 mm, voire sup\u00e9rieure, afin d\u2019accro\u00eetre davantage la r\u00e9sistance \u00e0 la pression.<\/li>\n<li>Le calcul de la pression d\u2019\u00e9clatement peut varier en fonction de la contrainte appliqu\u00e9e dans la formule.<\/li>\n<\/ol>\n\n<p style=\"padding-left: 60px;\">P<sub>b<\/sub> = 1,155 \u00d7 \u03c3<sub>s<\/sub> \u00d7 (2 &#8211; \u03c3<sub>s<\/sub>\/\u03c3<sub>b<\/sub>) \u00d7 ln K<\/p>\n<p style=\"padding-left: 60px;\">K = D<sub>0<\/sub> \/ (D<sub>0<\/sub> &#8211; 2\u03b4)<\/p>\n\n<p style=\"padding-left: 60px;\">O\u00f9 :<\/p>\n<p style=\"padding-left: 60px;\">P<sub>b<\/sub> : pression d\u2019\u00e9clatement, MPa<\/p>\n<p style=\"padding-left: 60px;\">\u03c3<sub>s<\/sub> : r\u00e9sistance conventionnelle \u00e0 la limite d\u2019\u00e9lasticit\u00e9, MPa<\/p>\n<p style=\"padding-left: 60px;\">\u03c3<sub>b<\/sub> : r\u00e9sistance \u00e0 la traction, MPa<\/p>\n<p style=\"padding-left: 60px;\">D<sub>0<\/sub> : diam\u00e8tre ext\u00e9rieur, mm<\/p>\n<p style=\"padding-left: 60px;\">\u03b4 : \u00e9paisseur de paroi, mm<\/p>\n\n<h4>Inspections<\/h4>\n\n<ol>\n<li>Essai par courants de Foucault (non destructif)<\/li>\n<li>Essai d\u2019aplatissement<\/li>\n<li>Essai d\u2019expansion<\/li>\n<li>Essai de traction<\/li>\n<li>Essai de tenue \u00e0 la pression<\/li>\n<li>Essai au nitrate mercureux<\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>Copper Nickel 90\/10; 1\/4&#8243; 0.25&#8243; 6.35mm OD, 0.7mm 0.028&#8243; wall; MOQ 200 coils.<\/p>\n","protected":false},"author":1,"featured_media":3369,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[81,89],"tags":[102],"class_list":["post-4216","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-brake-fuel-line-tubing-coils","category-copper-nickel-brake-line-tubing","tag-1-4inch-6-35mm"],"_links":{"self":[{"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/posts\/4216","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/comments?post=4216"}],"version-history":[{"count":0,"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/posts\/4216\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/media\/3369"}],"wp:attachment":[{"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/media?parent=4216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/categories?post=4216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.eibrakeline.com\/fr\/wp-json\/wp\/v2\/tags?post=4216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}