{"id":4364,"date":"2026-06-27T12:43:45","date_gmt":"2026-06-27T04:43:45","guid":{"rendered":"https:\/\/www.pansvalve.com\/?p=4364"},"modified":"2026-07-22T11:10:24","modified_gmt":"2026-07-22T03:10:24","slug":"inch-gate-valve-spec-guide","status":"publish","type":"post","link":"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/","title":{"rendered":"Sp\u00e9cifications de la vanne \u00e0 guillotine de 4 pouces\u00a0: classe ANSI, dimensions face \u00e0 face et utilisations industrielles courantes"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 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 des mati\u00e8res<\/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=\"Basculer la table des mati\u00e8res\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Basculer<\/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-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#What_Should_A_4_Inch_Gate_Valve_Specification_Include\" >Que doit inclure le cahier des charges d&#039;une vanne \u00e0 guillotine de 4 pouces\u00a0?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#Which_ANSI_Class_Should_A_4_Inch_Gate_Valve_Use\" >Quelle classe ANSI doit utiliser une vanne \u00e0 guillotine de 4 pouces\u00a0?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#What_Are_Common_4_Inch_Gate_Valve_Face-To-Face_Dimensions\" >Quelles sont les dimensions courantes d&#039;une vanne \u00e0 guillotine de 4 pouces (10 cm) entre ses faces d&#039;appui\u00a0?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#Flanged_Ends_Need_More_Than_A_Matching_Size\" >Les extr\u00e9mit\u00e9s \u00e0 brides n\u00e9cessitent plus qu&#039;une simple correspondance de taille<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#How_Much_Space_Does_A_4_Inch_Gate_Valve_Need\" >De quel espace a besoin une vanne \u00e0 guillotine de 4 pouces ?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#Where_Are_4_Inch_Gate_Valves_Commonly_Used\" >O\u00f9 les vannes \u00e0 guillotine de 4 pouces sont-elles couramment utilis\u00e9es\u00a0?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#What_Should_Buyers_Send_For_A_4_Inch_Gate_Valve_Quote\" >Que doivent fournir les acheteurs pour obtenir un devis pour une vanne \u00e0 guillotine de 4 pouces\u00a0?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#Short_Buyer_Questions\" >Questions d&#039;acheteurs \u00e0 court terme<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.pansvalve.com\/fr\/knowledge-center\/inch-gate-valve-spec-guide\/#Order_The_Valve_That_Fits_The_Site\" >Commandez la vanne adapt\u00e9e au site<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Une vanne \u00e0 guillotine de 4 pouces est d\u00e9finie par sa classe ANSI, ses dimensions face \u00e0 face selon la norme ASME B16.10, le rev\u00eatement des brides, le mat\u00e9riau du corps et les exigences d&#039;essai. Ces sp\u00e9cifications d\u00e9terminent si la vanne convient aux applications p\u00e9troli\u00e8res, \u00e0 l&#039;eau, \u00e0 la vapeur ou \u00e0 l&#039;isolation industrielle.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La dimension ne confirme que le raccordement nominal de la tuyauterie. Pour de nombreuses commandes d&#039;isolation en acier moul\u00e9, le PANS <a href=\"https:\/\/www.pansvalve.com\/fr\/blog\/gate-valve\/understanding-wedge-gate-valve\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/gate-valve\/understanding-wedge-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">vanne \u00e0 cale<\/a> constitue un bon point de d\u00e9part car les acheteurs peuvent comparer les dimensions des vannes \u00e0 guillotine, les exigences relatives aux brides et les besoins d&#039;inspection avant de finaliser le cahier des charges.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Should_A_4_Inch_Gate_Valve_Specification_Include\"><\/span>Que doit inclure le cahier des charges d&#039;une vanne \u00e0 guillotine de 4 pouces\u00a0?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dans la plupart des commandes industrielles, 4 pouces correspondent \u00e0 un diam\u00e8tre nominal de 4 pouces (NPS 4). Certains projets utilisent un diam\u00e8tre nominal de 100 pouces (DN100). Quoi qu&#039;il en soit, la taille nominale ne pr\u00e9cise ni la classe de pression, ni le mat\u00e9riau du corps, ni la longueur d&#039;installation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Voici le probl\u00e8me courant lors des achats\u00a0: l\u2019acheteur indique une dimension, le fournisseur \u00e9tablit un devis pour une vanne. Plus tard, on lui demande des pr\u00e9cisions sur la longueur entre les brides, l\u2019aspect de la bride, les certificats de mat\u00e9riaux ou les tests API. \u00c0 ce stade, le devis est souvent \u00e0 revoir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une demande plus pr\u00e9cise inclut d\u00e8s le d\u00e9part la taille, la classe, la norme de bride, le type de face, le mat\u00e9riau, le fluide, la temp\u00e9rature, la pression et les exigences de test.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_ANSI_Class_Should_A_4_Inch_Gate_Valve_Use\"><\/span>Quelle classe ANSI doit utiliser une vanne \u00e0 guillotine de 4 pouces\u00a0?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une vanne de classe 150 et une vanne de classe 600 ne sont pas fabriqu\u00e9es de la m\u00eame mani\u00e8re. Les classes sup\u00e9rieures impliquent g\u00e9n\u00e9ralement des parois plus \u00e9paisses, une boulonnerie plus robuste, une pression d&#039;essai plus \u00e9lev\u00e9e et un poids plus important.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La norme ASME B16.34 est celle utilis\u00e9e par les acheteurs pour v\u00e9rifier les caract\u00e9ristiques de pression et de temp\u00e9rature, les mat\u00e9riaux, les essais et le marquage. Ceci est important car la chaleur peut r\u00e9duire la pression maximale admissible par une vanne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ne pas approuver la classe ANSI uniquement sur la base de la pression. Pour les applications vapeur, p\u00e9trole et gaz, indiquer la temp\u00e9rature de service dans la demande.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Are_Common_4_Inch_Gate_Valve_Face-To-Face_Dimensions\"><\/span>Quelles sont les dimensions courantes d&#039;une vanne \u00e0 guillotine de 4 pouces (10 cm) entre ses faces d&#039;appui\u00a0?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les dimensions face \u00e0 face sont importantes lorsque l&#039;\u00e9cartement des tuyaux est d\u00e9j\u00e0 fixe. Les travaux de remplacement, les ensembles sur patins et les supports de tuyauterie laissent souvent peu de marge de man\u0153uvre pour les ajustements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si la vanne est trop courte ou trop longue, l&#039;\u00e9quipe devra peut-\u00eatre modifier le tuyau ou le tron\u00e7on de tuyauterie. La norme ASME B16.10 contribue \u00e0 pr\u00e9venir ce probl\u00e8me en normalisant la longueur des vannes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour une v\u00e9rification rapide, les dimensions courantes des vannes \u00e0 guillotine en acier \u00e0 brides NPS 4 sont les suivantes\u00a0:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Classe<\/strong><\/td><td><strong>Dimension face \u00e0 face<\/strong><\/td><\/tr><tr><td>Classe 150<\/td><td>9,00 po \/ 229 mm<\/td><\/tr><tr><td>Classe 300<\/td><td>12,00 po \/ 305 mm<\/td><\/tr><tr><td>Classe 600<\/td><td>17,00 po \/ 432 mm<\/td><\/tr><tr><td>Classe 900<\/td><td>18,00 po \/ 457 mm<\/td><\/tr><tr><td>Classe 1500<\/td><td>26,50 po \/ 673 mm<\/td><\/tr><tr><td>Classe 2500<\/td><td>30,00 po \/ 762 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ces chiffres ne servent qu&#039;\u00e0 une premi\u00e8re \u00e9valuation. Le tirage au sort final devrait d\u00e9terminer l&#039;achat.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"699\" height=\"509\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478.webp\" alt=\"Les extr\u00e9mit\u00e9s \u00e0 brides n\u00e9cessitent plus qu&#039;une simple correspondance de taille\" class=\"wp-image-4366\" style=\"width:481px;height:auto\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478.webp 699w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478-300x218.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478-16x12.webp 16w\" sizes=\"(max-width: 699px) 100vw, 699px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Flanged_Ends_Need_More_Than_A_Matching_Size\"><\/span>Les extr\u00e9mit\u00e9s \u00e0 brides n\u00e9cessitent plus qu&#039;une simple correspondance de taille<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une vanne \u00e0 guillotine \u00e0 brides de 4 pouces doit \u00eatre compatible avec la bride du site. Avant la production, v\u00e9rifiez la classe de bride, l&#039;entraxe des trous de fixation, le type de rev\u00eatement et le type de joint.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La norme ASME B16.5 relative aux brides de tuyauterie couvre les brides et les raccords \u00e0 brides de NPS 1\/2 \u00e0 NPS 24. Elle comprend les dimensions, les tol\u00e9rances, les mat\u00e9riaux, le marquage et les valeurs nominales de pression et de temp\u00e9rature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Voici un probl\u00e8me simple \u00e0 r\u00e9soudre sur le terrain\u00a0: les brides \u00e0 face sur\u00e9lev\u00e9e, \u00e0 face plate et RTJ n\u2019utilisent pas le m\u00eame syst\u00e8me d\u2019\u00e9tanch\u00e9it\u00e9. Si ce point est n\u00e9glig\u00e9, la vanne peut avoir la bonne taille mais \u00eatre inadapt\u00e9e \u00e0 l\u2019installation.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour le service de pipeline direct, le PANS<a href=\"https:\/\/www.pansvalve.com\/fr\/products\/flat-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\"> vanne \u00e0 vanne plate<\/a> Cela peut \u00e9galement \u00eatre pertinent. Les acheteurs peuvent le comparer lorsque la perte de charge, la configuration de la canalisation ou le diam\u00e8tre r\u00e9el du flux font partie des crit\u00e8res de d\u00e9cision.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Much_Space_Does_A_4_Inch_Gate_Valve_Need\"><\/span>De quel espace a besoin une vanne \u00e0 guillotine de 4 pouces ?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les dimensions d&#039;une vanne \u00e0 guillotine comprennent \u00e9galement la hauteur et le d\u00e9gagement pour l&#039;op\u00e9rateur. <a href=\"https:\/\/www.pansvalve.com\/fr\/blog\/gate-valve\/what-is-a-rising-stem-gate-valve\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/gate-valve\/what-is-a-rising-stem-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">tige montante<\/a> Il faut de l&#039;espace pour le mouvement. Un actionneur ou un r\u00e9ducteur peut n\u00e9cessiter plus d&#039;espace lat\u00e9ral qu&#039;une manivelle.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela a son importance dans les espaces restreints. Les locaux de pompage, les unit\u00e9s pr\u00e9fabriqu\u00e9es et les supports de tuyauterie offrent souvent peu de place pour la maintenance. Une vanne install\u00e9e entre des brides peut s&#039;av\u00e9rer difficile \u00e0 man\u0153uvrer si le volant ou la tige est obstru\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Demandez un plan d&#039;ensemble lorsque l&#039;espace est limit\u00e9. Cela permettra \u00e0 l&#039;\u00e9quipe sur place de mieux rep\u00e9rer les probl\u00e8mes de d\u00e9gagement avant l&#039;exp\u00e9dition.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Where_Are_4_Inch_Gate_Valves_Commonly_Used\"><\/span>O\u00f9 les vannes \u00e0 guillotine de 4 pouces sont-elles couramment utilis\u00e9es\u00a0?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une vanne \u00e0 guillotine de 4 pouces est couramment utilis\u00e9e dans les r\u00e9seaux d&#039;eau, de p\u00e9trole, de gaz et dans les installations industrielles. Le choix du mat\u00e9riau et de la classe les plus adapt\u00e9s d\u00e9pend de la pression, de la temp\u00e9rature, du fluide et des exigences d&#039;inspection.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Service des eaux et des services publics<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une vanne \u00e0 guillotine de 10 cm (4 pouces) est souvent utilis\u00e9e au refoulement des pompes, sur les collecteurs de filtres, sur l&#039;eau de refroidissement et sur les d\u00e9rivations de distribution. Le choix entre l&#039;acier au carbone et l&#039;acier inoxydable doit \u00eatre d\u00e9termin\u00e9 en fonction de la pression et du risque de corrosion.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Services p\u00e9troliers et gaziers<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dans le secteur p\u00e9trolier, les vannes \u00e0 guillotine NPS 4 peuvent isoler les conduites de fioul, de p\u00e9trole brut, de fioul l\u00e9ger ou de gaz. Ces commandes peuvent n\u00e9cessiter <a href=\"https:\/\/www.pansvalve.com\/fr\/blog\/gate-valve\/7-key-api-standards-for-gate-valves\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/gate-valve\/7-key-api-standards-for-gate-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">API 600<\/a> exigences et documents d&#039;inspection plus rigoureux.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Service des installations industrielles<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dans les installations industrielles, ce diam\u00e8tre convient \u00e0 la distribution de vapeur, d&#039;air comprim\u00e9, de gaz non corrosifs et aux conduites d&#039;utilit\u00e9s de process. Pour les fluides chauds, il est imp\u00e9ratif de v\u00e9rifier la pression et la temp\u00e9rature nominales avant toute utilisation.<\/p>\n\n\n\n<style>\n    \/* \u5bfc\u5165 Poppins \u5b57\u4f53 *\/\n    @import url('https:\/\/fonts.googleapis.com\/css2?family=Poppins:wght@400;600&display=swap');\n\n    \/* \u6837\u5f0f\u9694\u79bb\uff1a\u6240\u6709\u6837\u5f0f\u90fd\u4ee5 .cldg-card- \u5f00\u5934\uff0c\u907f\u514d\u5f71\u54cd\u7f51\u7ad9\u5176\u4ed6\u90e8\u5206 *\/\n    .cldg-card-container {\n        display: flex;\n        flex-wrap: wrap; \n        width: 100%;\n        margin: 20px 0;\n        border: 1px solid #e0e0e0;\n        border-radius: 8px;\n        overflow: hidden; \n        background-color: #ffffff;\n        font-family: 'Poppins', Arial, sans-serif; \n        box-sizing: border-box;\n    }\n\n    .cldg-card-text-column {\n        flex: 55%; \n        padding: 30px;\n        display: flex;\n        flex-direction: column;\n        justify-content: center;\n        box-sizing: border-box;\n    }\n\n    .cldg-card-image-column {\n        flex: 45%; \n        min-height: 250px; \n        box-sizing: border-box;\n    }\n\n    .cldg-card-image-column a {\n        display: block;\n        width: 100%;\n        height: 100%;\n    }\n\n    .cldg-card-image-column img {\n        width: 100%;\n        height: 100%;\n        object-fit: cover; \n        display: block;\n        transition: transform 0.3s ease;\n    }\n\n    .cldg-card-image-column a:hover img {\n        transform: scale(1.03);\n    }\n\n    \/* SEO\u4f18\u5316\uff1a\u4f7f\u7528<p>\u6807\u7b7e\u4ee3\u66ffH3\uff0c\u907f\u514d\u6270\u4e71\u9875\u9762\u6807\u9898\u5c42\u7ea7 *\/\n    .cldg-card-title {\n        font-size: 24px;\n        font-weight: 600;\n        color: #111111;\n        margin-top: 0;\n        margin-bottom: 15px;\n        line-height: 1.3;\n        text-transform: capitalize;\n    }\n\n    .cldg-card-description {\n        font-size: 16px;\n        color: #444444;\n        line-height: 1.6;\n        margin-bottom: 20px;\n    }\n\n    .cldg-card-cta-button {\n        display: inline-block;\n        width: fit-content;\n        padding: 10px 26px; \n        font-size: 16px;\n        font-weight: 600;\n        color: #d70c19; \n        background-color: #ffffff; \n        border: 2px solid #d70c19; \n        border-radius: 5px;\n        text-decoration: none !important;\n        text-align: center;\n        transition: background-color 0.3s ease, color 0.3s ease;\n    }\n\n    .cldg-card-cta-button:hover {\n        background-color: #d70c19; \n        color: #ffffff !important; \n    }\n\n    \/* \u54cd\u5e94\u5f0f\u8bbe\u8ba1 *\/\n    @media (max-width: 768px) {\n        .cldg-card-container {\n            flex-direction: column-reverse; \/* \u79fb\u52a8\u7aef\u8ba9\u56fe\u7247\u5728\u4e0a\u65b9\u663e\u793a\u6548\u679c\u66f4\u597d *\/\n        }\n\n        .cldg-card-text-column,\n        .cldg-card-image-column {\n            flex: 100%; \n        }\n        .cldg-card-text-column {\n            padding: 25px; \n            text-align: center;\n        }\n        .cldg-card-cta-button {\n            width: 100%;\n            box-sizing: border-box;\n        }\n    }\n<\/style>\n\n<div class=\"cldg-card-container\">\n    <div class=\"cldg-card-text-column\">\n        <p class=\"cldg-card-title\">Vanne \u00e0 vanne plate<\/p>\n        <p class=\"cldg-card-description\">\n            <strong>Norme de conception et de fabrication\u00a0:<\/strong> API 6D \/ ASME B16.34<br>\n            <strong>Face \u00e0 face:<\/strong> ASME B16.10\n        <\/p>\n        <a href=\"https:\/\/www.pansvalve.com\/fr\/products\/flat-gate-valve\/\" class=\"cldg-card-cta-button\" target=\"_blank\" rel=\"noopener noreferrer\">\n            Voir les sp\u00e9cifications\n        <\/a>\n    <\/div>\n    <div class=\"cldg-card-image-column\">\n        <a href=\"https:\/\/www.pansvalve.com\/fr\/products\/flat-gate-valve\/\" target=\"_blank\" rel=\"noopener noreferrer\">\n            <img decoding=\"async\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/2.jpg\" alt=\"Vanne \u00e0 guillotine plate API 6D en gros\">\n        <\/a>\n    <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Should_Buyers_Send_For_A_4_Inch_Gate_Valve_Quote\"><\/span>Que doivent fournir les acheteurs pour obtenir un devis pour une vanne \u00e0 guillotine de 4 pouces\u00a0?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Un devis complet commence par des donn\u00e9es de projet claires. Les acheteurs doivent indiquer la taille, la classe, le type de raccordement, le mat\u00e9riau, le fluide et les exigences de test avant de demander un prix.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>D\u00e9tails \u00e0 envoyer<\/td><td>Exemple<\/td><\/tr><tr><td>Taille<\/td><td>NPS 4 \/ DN100<\/td><\/tr><tr><td>Classe<\/td><td>Classe 150, Classe 300, Classe 600, Classe 900 ou sup\u00e9rieure<\/td><\/tr><tr><td>Fin<\/td><td>Bride RF, bride RTJ, extr\u00e9mit\u00e9 BW ou sp\u00e9cifique au projet<\/td><\/tr><tr><td>Mat\u00e9riel<\/td><td>Acier au carbone, acier inoxydable ou acier alli\u00e9<\/td><\/tr><tr><td>Moyen<\/td><td>Service d&#039;eau, de vapeur, de p\u00e9trole, de gaz ou de produits chimiques<\/td><\/tr><tr><td>Essai<\/td><td><a href=\"https:\/\/www.pansvalve.com\/fr\/blog\/api-598-vs-api-6d-valves\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/api-598-vs-api-6d-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">API 598<\/a>, inspection de projet ou inspection par un t\u00e9moin tiers<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ce tableau ne remplace pas le dessin. Il permet aux acheteurs d&#039;\u00e9viter d&#039;omettre des informations essentielles avant de demander un prix.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Short_Buyer_Questions\"><\/span>Questions d&#039;acheteurs \u00e0 court terme<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Un NPS de 4 est-il toujours DN100 ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dans de nombreux projets, oui. Toutefois, v\u00e9rifiez la norme de tuyauterie, le syst\u00e8me de brides et le plan avant de passer commande.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. Quels sont les facteurs qui contr\u00f4lent les dimensions face \u00e0 face\u00a0?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La norme de la vanne, la classe de pression, le type de raccordement et le plan du projet d\u00e9terminent la dimension finale face \u00e0 face.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Quand les acheteurs doivent-ils demander un dessin ?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Demandez un sch\u00e9ma lors du remplacement d&#039;une vanne existante, lorsque vous travaillez dans un espace restreint ou lors d&#039;un achat pour un projet soumis \u00e0 des contr\u00f4les dimensionnels stricts.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Order_The_Valve_That_Fits_The_Site\"><\/span>Commandez la vanne adapt\u00e9e au site<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Une vanne \u00e0 guillotine de 10 cm (4 pouces) doit s&#039;adapter \u00e0 bien plus que le simple diam\u00e8tre du tuyau. Elle doit \u00e9galement respecter la classe de pression, le syst\u00e8me de brides, l&#039;\u00e9cartement des tuyaux, les exigences en mati\u00e8re de mat\u00e9riaux et le plan d&#039;inspection. Une fois ces d\u00e9tails clairement d\u00e9finis, l&#039;approbation, l&#039;installation et l&#039;inspection de la vanne sont simplifi\u00e9es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">PANS peut aider les acheteurs qui ont besoin <a href=\"https:\/\/www.pansvalve.com\/fr\/gate-valve-manufacturers\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/gate-valve-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">Vannes<\/a> Pour r\u00e9pondre aux diff\u00e9rentes normes industrielles et aux imp\u00e9ratifs des projets urgents, une comparaison pr\u00e9coce des options de vannes \u00e0 guillotine \u00e0 coin et \u00e0 guillotine plate permet de limiter les modifications de plans. Elle contribue \u00e9galement \u00e0 \u00e9viter les probl\u00e8mes d&#039;ajustement et \u00e0 acc\u00e9l\u00e9rer le traitement des commandes de remplacement.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-red-background-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.pansvalve.com\/fr\/contact-us\/\">Obtenez un devis<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>A 4-inch gate valve is specified by ANSI class, ASME B16.10 face-to-face dimensions, flange facing, body material, and testing requirements. These details decide whether the valve fits petroleum, water, steam, or industrial isolation service. The size only confirms the nominal pipe connection. For many cast steel isolation orders, the PANS wedge gate valve is a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4369,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[188,1],"tags":[],"class_list":["post-4364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gate-valve","category-knowledge-center"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Prevent Fit-Up Errors With 4 Inch Gate Valve Dimensions<\/title>\n<meta name=\"description\" content=\"Avoid pipeline modification costs. 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