{"id":4075,"date":"2023-02-15T06:40:42","date_gmt":"2023-02-15T06:40:42","guid":{"rendered":"https:\/\/xintaivalves.com\/?p=4075"},"modified":"2024-08-26T16:06:12","modified_gmt":"2024-08-26T08:06:12","slug":"features-of-pressure-seal-gate-valve","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/fr\/blog\/features-of-pressure-seal-gate-valve\/","title":{"rendered":"Qu&#039;est-ce qu&#039;un robinet-vanne \u00e0 pression?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.xintaivalves.com\/fr\/blog\/features-of-pressure-seal-gate-valve\/#Features_of_Pressure_Seal_Gate_Valve\" >Caract\u00e9ristiques du robinet-vanne \u00e0 joint de pression<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.xintaivalves.com\/fr\/blog\/features-of-pressure-seal-gate-valve\/#Capacity\" >Capacit\u00e9<\/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.xintaivalves.com\/fr\/blog\/features-of-pressure-seal-gate-valve\/#Materials\" >Mat\u00e9riaux<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.xintaivalves.com\/fr\/blog\/features-of-pressure-seal-gate-valve\/#Industry_Standards\" >Normes de l&#039;industrie<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.xintaivalves.com\/fr\/blog\/features-of-pressure-seal-gate-valve\/#Where_is_the_Pressure_Seal_Gate_Valve_Used\" >O\u00f9 le robinet-vanne \u00e0 joint de pression est-il utilis\u00e9\u00a0?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/fr\/products\/api-pressure-self-sealing-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Vannes \u00e0 opercule \u00e0 pression<\/a> sont con\u00e7us pour offrir une conception compacte et une maintenance ais\u00e9e en service haute pression. Ces vannes sont un type de vanne utilis\u00e9 dans la production d&#039;\u00e9lectricit\u00e9, les p\u00e2tes et papiers et les raffineries.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les vannes d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 pression ont \u00e9t\u00e9 d\u00e9velopp\u00e9es pour la premi\u00e8re fois au d\u00e9but des ann\u00e9es 1900. Ils ont \u00e9t\u00e9 initialement con\u00e7us pour aider \u00e0 \u00e9liminer le poids des gros navires. En plus de cela, ils ont \u00e9t\u00e9 d\u00e9velopp\u00e9s pour r\u00e9sister aux pressions plus \u00e9lev\u00e9es rencontr\u00e9es dans les centrales \u00e9lectriques et les applications industrielles.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les vannes d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 pression ont parcouru un long chemin depuis leur conception initiale. Aujourd&#039;hui, ces vannes sont principalement utilis\u00e9es dans des applications \u00e0 haute temp\u00e9rature et haute pression. Une pression nominale typique d&#039;une soupape \u00e0 joint de pression est d&#039;environ 900 livres.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les vannes \u00e0 obturateur \u00e0 pression sont souvent actionn\u00e9es par des moyens hydrauliques, \u00e9lectriques ou pneumatiques. Les op\u00e9rateurs manuels sont propos\u00e9s en standard. La plupart des fabricants recommandent un serrage \u00e0 chaud. Il peut r\u00e9duire consid\u00e9rablement le risque de fuite \u00e0 travers le joint corps\/chapeau. Cependant, le fait de ne pas serrer \u00e0 chaud les boulons de serrage du chapeau peut endommager le chapeau de la vanne, le diam\u00e8tre int\u00e9rieur du corps de la vanne et la bride du chapeau de la vanne.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.xintaivalves.com\/fr\/products\/api-pressure-self-sealing-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"640\" src=\"https:\/\/xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-GATE-VALVE.jpg\" alt=\"\" class=\"wp-image-2134\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-GATE-VALVE.jpg 640w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-GATE-VALVE-300x300.jpg 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-GATE-VALVE-150x150.jpg 150w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/www.xintaivalves.com\/fr\/products\/api-pressure-self-sealing-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cliquez ici<\/a> \u2192 Vanne \u00e0 vanne auto-obturante sous pression API<\/figcaption><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/www.xintaivalves.com\/fr\/products\/api-pressure-self-sealing-check-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\"><img decoding=\"async\" width=\"640\" height=\"640\" src=\"https:\/\/xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-Check-VALVE.jpg\" alt=\"\" class=\"wp-image-2136\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-Check-VALVE.jpg 640w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-Check-VALVE-300x300.jpg 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2022\/06\/API-PRESSURE-SELF-SEALING-Check-VALVE-150x150.jpg 150w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/a><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/www.xintaivalves.com\/fr\/products\/api-pressure-self-sealing-check-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">Cliquez ici<\/a> \u2192 Clapet anti-retour \u00e0 \u00e9tanch\u00e9it\u00e9 automatique sous pression API<\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h1 class=\"has-medium-font-size wp-block-heading\"><span class=\"ez-toc-section\" id=\"Features_of_Pressure_Seal_Gate_Valve\"><\/span><strong>Caract\u00e9ristiques du robinet-vanne \u00e0 joint de pression<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">Un robinet-vanne \u00e0 joint d&#039;\u00e9tanch\u00e9it\u00e9 est une vanne con\u00e7ue pour le service \u00e0 haute pression dans l&#039;industrie chimique, la production d&#039;\u00e9lectricit\u00e9, les p\u00e2tes et papiers et les raffineries. Ces vannes pr\u00e9sentent une conception simplifi\u00e9e avec un profil compact et un poids r\u00e9duit. Ils sont g\u00e9n\u00e9ralement utilis\u00e9s \u00e0 des pressions sup\u00e9rieures \u00e0 100 bar mais peuvent \u00eatre appliqu\u00e9s \u00e0 des applications \u00e0 basse pression. Les robinets-vannes \u00e0 joint d&#039;\u00e9tanch\u00e9it\u00e9 ont une conception unique, incorporant un joint m\u00e9tallique avec une bague de pouss\u00e9e segment\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Capacity\"><\/span><strong>Capacit\u00e9<\/strong><strong><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le corps de valve pr\u00e9sente un al\u00e9sage radial et une rainure dans laquelle la bague segmentaire est ins\u00e9r\u00e9e. Il est ensuite serr\u00e9 \u00e0 un couple pr\u00e9d\u00e9termin\u00e9. Cela garantit que les surfaces d&#039;assise de la vanne sont maintenues en place, r\u00e9duisant ainsi le risque de fuites. Selon la pression nominale, la vanne peut avoir une capacit\u00e9 de pression allant jusqu&#039;\u00e0 2 500 livres.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Materials\"><\/span><strong>Mat\u00e9riaux<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">La bague de si\u00e8ge est g\u00e9n\u00e9ralement fabriqu\u00e9e \u00e0 partir d&#039;alliages CoCr-A. Cela garantit une surface d&#039;\u00e9tanch\u00e9it\u00e9 \u00e9tanche. Une autre caract\u00e9ristique des robinets-vannes \u00e0 joint de pression est la bague de pouss\u00e9e segment\u00e9e. Il s&#039;ins\u00e8re dans une rainure annulaire usin\u00e9e dans le corps. Le chapeau de soupape est en acier forg\u00e9. Les mat\u00e9riaux forg\u00e9s offrent une structure de grain plus fine et une meilleure r\u00e9sistance du mat\u00e9riau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Industry_Standards\"><\/span><strong>Normes de l&#039;industrie<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les vannes d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 pression sont con\u00e7ues pour r\u00e9pondre aux exigences des codes ASME des chaudi\u00e8res et des appareils \u00e0 pression. Les vannes sont disponibles dans une large gamme de configurations, telles que les clapets anti-retour \u00e0 globe, \u00e0 clapet oscillant, \u00e0 reformage catalytique et \u00e0 disque basculant. Certaines de ces vannes sont motoris\u00e9es, permettant un fonctionnement \u00e0 distance. Selon l&#039;application, la vanne peut \u00eatre \u00e9quip\u00e9e d&#039;un compensateur de dilatation de tige haute temp\u00e9rature.<\/p>\n\n\n\n<h2 class=\"has-medium-font-size wp-block-heading\"><span class=\"ez-toc-section\" id=\"Where_is_the_Pressure_Seal_Gate_Valve_Used\"><\/span><strong>O\u00f9 le robinet-vanne \u00e0 joint de pression est-il utilis\u00e9\u00a0?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les robinets-vannes \u00e0 joint de pression sont utilis\u00e9s dans une grande vari\u00e9t\u00e9 d&#039;applications, y compris les usines chimiques, les raffineries, les usines de p\u00e2tes et papiers, la production d&#039;\u00e9lectricit\u00e9, etc. Leur conception compacte et leur poids r\u00e9duit les rendent id\u00e9ales pour le service \u00e0 haute pression. Ils sont souvent sp\u00e9cifi\u00e9s pour les conduites de liquide, en particulier celles dont la pression de ligne maximale est d&#039;au moins 500 psi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/fr\/\">Vanne Xintai<\/a> est un fabricant de vannes de haute qualit\u00e9 dans le but de fournir le meilleur produit aux clients. Ses produits ont pass\u00e9 la certification de diverses institutions, telles que les syst\u00e8mes de gestion de la qualit\u00e9 API, CE, TS, OHSAS et ISO9001.<\/p>\n\n\n\n<iframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/7SzrxaZkM-s\" title=\"Lecteur vid\u00e9o YouTube\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>","protected":false},"excerpt":{"rendered":"<p>En savoir plus sur les robinets-vannes \u00e0 joint d&#039;\u00e9tanch\u00e9it\u00e9, leur conception et leurs caract\u00e9ristiques uniques, et o\u00f9 ils sont utilis\u00e9s. <\/p>","protected":false},"author":3,"featured_media":2134,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[268],"class_list":["post-4075","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-gate-valve-funtion-and-applications"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/posts\/4075","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/comments?post=4075"}],"version-history":[{"count":3,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/posts\/4075\/revisions"}],"predecessor-version":[{"id":4081,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/posts\/4075\/revisions\/4081"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/media\/2134"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/media?parent=4075"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/categories?post=4075"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/fr\/wp-json\/wp\/v2\/tags?post=4075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}