{"id":862,"date":"2026-04-09T12:36:34","date_gmt":"2026-04-09T04:36:34","guid":{"rendered":""},"modified":"2026-04-09T23:40:12","modified_gmt":"2026-04-10T03:40:12","slug":"flange-face-types-rf-ff-rtj-mfm-guide","status":"publish","type":"post","link":"https:\/\/www.songhaiflange.com\/fr\/2026\/04\/09\/flange-face-types-rf-ff-rtj-mfm-guide\/","title":{"rendered":"Explication des types de faces de brides : RF vs FF vs RTJ vs MFM"},"content":{"rendered":"<figure class=\"flange-image\"><\/figure>\n<h1>Explication des types de faces de brides : RF vs FF vs RTJ vs MFM<\/h1>\n<p><strong>Type de face de bride<\/strong> d\u00e9termine la m\u00e9thode d'\u00e9tanch\u00e9it\u00e9 et est essentielle pour un fonctionnement sans fuite. Le choix d'un mauvais type de face peut entra\u00eener une d\u00e9faillance du joint et des fuites dangereuses.<\/p>\n<h2>Face sur\u00e9lev\u00e9e (RF)<\/h2>\n<p><strong>Type de face de bride le plus courant.<\/strong> Le joint repose sur une surface sur\u00e9lev\u00e9e (1\/16\u2033 pour la classe 150-300, 1\/4\u2033 pour la classe 400+).<\/p>\n<ul>\n<li><strong>Gamme de pression :<\/strong> Classe 150 \u00e0 2500<\/li>\n<li><strong>Types de joints :<\/strong> Non-m\u00e9tallique, enroul\u00e9 en spirale, joint annulaire<\/li>\n<li><strong>Applications :<\/strong> P\u00e9trole et gaz, produits chimiques, eau, services g\u00e9n\u00e9raux<\/li>\n<li><strong>Normes :<\/strong> ASME B16.5, DIN 2501<\/li>\n<\/ul>\n<h2>Face plate (FF)<\/h2>\n<p><strong>Joint d'\u00e9tanch\u00e9it\u00e9 sur toute la surface.<\/strong> Toute la surface de la bride est plate, utilis\u00e9e lorsque l'une des brides est en fonte ou en mat\u00e9riau fragile.<\/p>\n<ul>\n<li><strong>Gamme de pression :<\/strong> Classe 125, 250 (fonte)<\/li>\n<li><strong>Types de joints :<\/strong> Joints \u00e0 face enti\u00e8re<\/li>\n<li><strong>Applications :<\/strong> Traitement de l'eau, HVAC, basse pression<\/li>\n<\/ul>\n<h2>Joint \u00e0 anneau (RTJ)<\/h2>\n<p><strong>Etanch\u00e9it\u00e9 m\u00e9tal sur m\u00e9tal.<\/strong> La rainure accepte un joint m\u00e9tallique pour les applications \u00e0 haute pression et \u00e0 haute temp\u00e9rature.<\/p>\n<ul>\n<li><strong>Gamme de pression :<\/strong> Classe 600 \u00e0 2500<\/li>\n<li><strong>Types de joints :<\/strong> Anneaux m\u00e9talliques ovales ou octogonaux<\/li>\n<li><strong>Applications :<\/strong> Offshore, vapeur haute pression, raffinerie<\/li>\n<li><strong>Mod\u00e8les de bagues :<\/strong> S\u00e9rie R, RX, BX<\/li>\n<\/ul>\n<h2>Visage masculin-f\u00e9minin (MFM)<\/h2>\n<p><strong>Conception auto-alignante.<\/strong> L'une des brides a une face sur\u00e9lev\u00e9e, l'autre bride a un creux correspondant.<\/p>\n<ul>\n<li><strong>Gamme de pression :<\/strong> Classe 150 \u00e0 2500<\/li>\n<li><strong>Types de joints :<\/strong> Joints d'\u00e9tanch\u00e9it\u00e9<\/li>\n<li><strong>Applications :<\/strong> Raccordements de la pompe, d\u00e9montage fr\u00e9quent<\/li>\n<\/ul>\n<h2>Languette et rainure (T&amp;G)<\/h2>\n<p><strong>Alignement de pr\u00e9cision.<\/strong> La languette d'une des brides s'ins\u00e8re dans la rainure de la bride correspondante.<\/p>\n<ul>\n<li><strong>Gamme de pression :<\/strong> Classe 150 \u00e0 2500<\/li>\n<li><strong>Applications :<\/strong> Chapeaux de valve, \u00e9quipement sp\u00e9cialis\u00e9<\/li>\n<\/ul>\n<h2>Tableau de s\u00e9lection du type de visage<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Conditions de service<\/th>\n<th>Visage recommand\u00e9<\/th>\n<\/tr>\n<tr>\n<td>Usage g\u00e9n\u00e9ral<\/td>\n<td>Face sur\u00e9lev\u00e9e (RF)<\/td>\n<\/tr>\n<tr>\n<td>Haute pression<\/td>\n<td>RTJ<\/td>\n<\/tr>\n<tr>\n<td>Tuyauterie en fonte<\/td>\n<td>Face plate (FF)<\/td>\n<\/tr>\n<tr>\n<td>Entretien fr\u00e9quent<\/td>\n<td>MFM ou T&amp;G<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div class=\"quote-box\">\n<h3>\ud83d\udcde Demande de catalogue de brides<\/h3>\n<p><strong>WhatsApp :<\/strong> +86-18658777855<\/p>\n<p><strong>Courriel :<\/strong> 1007788887@qq.com<\/p>\n<p><a href=\"https:\/\/www.720yun.com\/vr\/a6ajt7ynrw0\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-884\" src=\"http:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4.webp\" alt=\"\" width=\"1290\" height=\"2317\" title=\"\" srcset=\"https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4.webp 1290w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-167x300.webp 167w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-570x1024.webp 570w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-768x1379.webp 768w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-855x1536.webp 855w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-1140x2048.webp 1140w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-7x12.webp 7w, https:\/\/www.songhaiflange.com\/wp-content\/uploads\/2026\/04\/4-416x747.webp 416w\" sizes=\"auto, (max-width: 1290px) 100vw, 1290px\" \/><\/a><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Complete guide to flange face types. Learn RF, FF, RTJ, MFM, T&#038;G differences and select the right sealing surface for leak-free operation.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-862","post","type-post","status-publish","format-standard","hentry","category-blog"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/posts\/862","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/comments?post=862"}],"version-history":[{"count":3,"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/posts\/862\/revisions"}],"predecessor-version":[{"id":902,"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/posts\/862\/revisions\/902"}],"wp:attachment":[{"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/media?parent=862"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/categories?post=862"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.songhaiflange.com\/fr\/wp-json\/wp\/v2\/tags?post=862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}