{"id":5733,"date":"2021-03-06T13:00:13","date_gmt":"2021-03-06T13:00:13","guid":{"rendered":"https:\/\/www.stvvalves.com\/?p=5733"},"modified":"2021-03-06T13:44:44","modified_gmt":"2021-03-06T13:44:44","slug":"gate-valve-materials","status":"publish","type":"post","link":"https:\/\/www.stvvalves.com\/fr\/gate-valve-materials\/","title":{"rendered":"Comment s\u00e9lectionner les mat\u00e9riaux des robinets-vannes"},"content":{"rendered":"<div class=\"portlet-body\">\n<div class=\"journal-content-article\">\n<p>Le choix du mat\u00e9riau du robinet-vanne d\u00e9pend principalement du fluide et de l&#039;environnement de travail. Selon les diff\u00e9rents supports et environnements, le choix des mat\u00e9riaux est \u00e9galement diff\u00e9rent. D&#039;une mani\u00e8re g\u00e9n\u00e9rale, la s\u00e9lection des mat\u00e9riaux de la vanne est divis\u00e9e en trois aspects\u00a0: la surface d&#039;\u00e9tanch\u00e9it\u00e9 du disque de vanne, dans laquelle le corps de vanne est g\u00e9n\u00e9ralement en fonte d&#039;acier au carbone (fonte ductile grise) en acier inoxydable (304 316) et la plaque de vanne est en acier au carbone en acier inoxydable (304 316) biphas\u00e9 acier (2507 316) G\u00e9n\u00e9ralement, la surface d&#039;\u00e9tanch\u00e9it\u00e9 du rev\u00eatement en nylon fluor\u00e9 pr\u00e9sente\u00a0: NBR EPDM PDEF ppl. Les clients peuvent choisir le mat\u00e9riel correspondant en fonction de leurs besoins r\u00e9els. Veuillez contacter notre personnel commercial et nous nous r\u00e9jouissons de coop\u00e9rer avec vous.<\/p>\n<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.stvvalves.com\/fr\/gate-valve-materials\/#BODY\" >CORPS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.stvvalves.com\/fr\/gate-valve-materials\/#TRIM\" >GARNITURE<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.stvvalves.com\/fr\/gate-valve-materials\/#MATERIAL_SELECTION\" >S\u00c9LECTION DES MAT\u00c9RIAUX<\/a><\/li><\/ul><\/nav><\/div>\n<h3><span class=\"ez-toc-section\" id=\"BODY\"><\/span>CORPS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"journal-content-article\">\n<div>Le corps de<a href=\"https:\/\/www.youtube.com\/watch?v=C5ZMLWujKGs\" target=\"_blank\" rel=\"noopener\"> Vannes<\/a>\u00a0<strong>en dessous de 2 pouces<\/strong>\u00a0est g\u00e9n\u00e9ralement constitu\u00e9 de\u00a0<a href=\"https:\/\/www.stvvalves.com\/fr\/wholesale\/gate-valve\/forged-steel-gate-valve\/\">fer forg\u00e9<\/a>\u00a0(Les qualit\u00e9s de mat\u00e9riaux de carrosserie les plus courantes sont ASTM A105 pour un service \u00e0 haute temp\u00e9rature, ASTM A350 pour un service \u00e0 basse temp\u00e9rature et ASTM A182 F304\/F316 pour un service corrosif).<\/div>\n<div><\/div>\n<div>Les corps des vannes \u00e0 al\u00e9sage\u00a0<strong>au-dessus de 2 pouces<\/strong>\u00a0sont, \u00e0 la place, fabriqu\u00e9s en acier moul\u00e9 (les principales nuances de fonte sont ASTM A216 WCB pour un service \u00e0 haute temp\u00e9rature, ASTM A351 pour des conditions de basse temp\u00e9rature et ASTM A351 CF8 et CF8M \u2013 c&#039;est-\u00e0-dire des vannes \u00e0 vanne en acier inoxydable 304 et 316).<\/div>\n<div><\/div>\n<div>\n<div class=\"row-fluid\">\n<h3><span class=\"ez-toc-section\" id=\"TRIM\"><\/span>GARNITURE<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Les parties amovibles et rempla\u00e7ables de la vanne sont collectivement d\u00e9finies comme des \u00ab\u00a0garnitures\u00a0\u00bb (pour un robinet-vanne\u00a0: si\u00e8ge, disque, si\u00e8ge arri\u00e8re et tige).<br \/>\nLa sp\u00e9cification API 600 pr\u00e9voit un certain nombre de combinaisons de finitions standard, comme illustr\u00e9 ci-dessous.<\/p>\n<table width=\"752\">\n<tbody>\n<tr>\n<th>API GARNITURE #<\/th>\n<th>MAT\u00c9RIEL DE BASE<\/th>\n<th>MAT\u00c9RIEL POUR SI\u00c8GE<\/th>\n<th>MAT\u00c9RIEL POUR DISQUE<\/th>\n<th>PLACE ARRI\u00c8RE<br \/>\nMAT\u00c9RIEL<\/th>\n<th>MAT\u00c9RIEL POUR TIGE<\/th>\n<\/tr>\n<tr>\n<th>1<\/th>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>2<\/th>\n<td>304<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<\/tr>\n<tr>\n<th>3<\/th>\n<td>F310<\/td>\n<td>310<\/td>\n<td>310<\/td>\n<td>310<\/td>\n<td>310<\/td>\n<\/tr>\n<tr>\n<th>4<\/th>\n<td>Difficile 410<\/td>\n<td>Difficile 410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>5<\/th>\n<td>Recharg\u00e9<\/td>\n<td>Stellite<\/td>\n<td>Stellite<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>5A<\/th>\n<td>Recharg\u00e9<\/td>\n<td>Ni-Cr<\/td>\n<td>Ni-Cr<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>6<\/th>\n<td>410 et Cu-Ni<\/td>\n<td>Cu-Ni<\/td>\n<td>Cu-Ni<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>7<\/th>\n<td>410 et dur 410<\/td>\n<td>Difficile 410<\/td>\n<td>Difficile 410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>8<\/th>\n<td>410 et recharg\u00e9<\/td>\n<td>Stellite<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>8A<\/th>\n<td>410 et recharg\u00e9<\/td>\n<td>Ni-Cr<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<td>410<\/td>\n<\/tr>\n<tr>\n<th>9<\/th>\n<td>Monel<\/td>\n<td>Monel<\/td>\n<td>Monel<\/td>\n<td>Monel<\/td>\n<td>Monel<\/td>\n<\/tr>\n<tr>\n<th>10<\/th>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<th>11<\/th>\n<td>Monel<\/td>\n<td>Stellite<\/td>\n<td>Monel<\/td>\n<td>Monel<\/td>\n<td>Monel<\/td>\n<\/tr>\n<tr>\n<th>12<\/th>\n<td>316 et recharg\u00e9<\/td>\n<td>Stellite<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<th>13<\/th>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<\/tr>\n<tr>\n<th>14<\/th>\n<td>Alliage 20 et rechargement dur<\/td>\n<td>Stellite<\/td>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<\/tr>\n<tr>\n<th>15<\/th>\n<td>304 et recharg\u00e9<\/td>\n<td>Stellite<\/td>\n<td>Stellite<\/td>\n<td>304<\/td>\n<td>304<\/td>\n<\/tr>\n<tr>\n<th>16<\/th>\n<td>316 et recharg\u00e9<\/td>\n<td>Stellite<\/td>\n<td>Stellite<\/td>\n<td>316<\/td>\n<td>316<\/td>\n<\/tr>\n<tr>\n<th>17<\/th>\n<td>347 et recharg\u00e9<\/td>\n<td>Stellite<\/td>\n<td>Stellite<\/td>\n<td>347<\/td>\n<td>347<\/td>\n<\/tr>\n<tr>\n<th>18<\/th>\n<td>Alliage 20 et rechargement dur<\/td>\n<td>Stellite<\/td>\n<td>Stellite<\/td>\n<td>Alliage 20<\/td>\n<td>Alliage 20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><span class=\"ez-toc-section\" id=\"MATERIAL_SELECTION\"><\/span>S\u00c9LECTION DES MAT\u00c9RIAUX<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<\/div>\n<table>\n<tbody>\n<tr>\n<th>GARNITURE<\/th>\n<th>SERVICE RECOMMAND\u00c9<\/th>\n<\/tr>\n<tr>\n<td><strong>13% Cr, acier inoxydable de type 410<\/strong><\/td>\n<td>Pour huile et vapeurs d&#039;huile et services g\u00e9n\u00e9raux avec si\u00e8ges et cales trait\u00e9s thermiquement.<\/td>\n<\/tr>\n<tr>\n<td><strong>13% Cr, type 410 plus rechargement dur<\/strong><\/td>\n<td>Garniture universelle pour service g\u00e9n\u00e9ral n\u00e9cessitant une longue dur\u00e9e de vie jusqu&#039;\u00e0 1 100 \u00b0F (593 \u00b0C).*<\/td>\n<\/tr>\n<tr>\n<td><strong>Type 316 en acier inoxydable<\/strong><\/td>\n<td>Pour les liquides et les gaz corrosifs pour l&#039;acier inoxydable 410, jusqu&#039;\u00e0 1 000 \u00b0F (537 \u00b0C).*<\/td>\n<\/tr>\n<tr>\n<td><strong>Monel<\/strong><\/td>\n<td>Pour service corrosif jusqu&#039;\u00e0 842\u00b0F (450\u00b0C) tel que les acides, les alcalis, les solutions salines, etc.<\/td>\n<\/tr>\n<tr>\n<td><strong>Alliage 20<\/strong><\/td>\n<td>Pour service corrosif tel que les acides chauds de -49 \u00b0F \u00e0 608 \u00b0F (-45 \u00b0C \u00e0 320 \u00b0C).<\/td>\n<\/tr>\n<tr>\n<td><strong>NACE<\/strong><\/td>\n<td>Garniture 316 ou 410 sp\u00e9cialement trait\u00e9e combin\u00e9e en option avec des boulons B7M et<br \/>\n\u00c9crous 2HM pour r\u00e9pondre aux exigences NACE MR-01-75.<\/td>\n<\/tr>\n<tr>\n<td><strong>Stellite complet<\/strong><\/td>\n<td>Garniture enti\u00e8rement dure, adapt\u00e9e aux services abrasifs et s\u00e9v\u00e8res jusqu&#039;\u00e0 1200\u00b0F (650\u00b0C).<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>The material selection of gate valve mainly depends on the fluid medium and working environment. According to the different medium and environment, the material selection is also different. Generally speaking, the material selection of valve is divided into three aspects; the sealing surface of valve disc, in which the valve body is generally made of [&hellip;]<\/p>\n","protected":false},"author":290641,"featured_media":5742,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[135,1456],"class_list":["post-5733","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-gate-valve","tag-gate-valve-materials"],"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/posts\/5733","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/users\/290641"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/comments?post=5733"}],"version-history":[{"count":7,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/posts\/5733\/revisions"}],"predecessor-version":[{"id":5743,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/posts\/5733\/revisions\/5743"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/media\/5742"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/media?parent=5733"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/categories?post=5733"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/fr\/wp-json\/wp\/v2\/tags?post=5733"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}