{"id":1105,"date":"2022-04-09T07:25:21","date_gmt":"2022-04-08T23:25:21","guid":{"rendered":"https:\/\/www.pansvalve.com\/?post_type=products&#038;p=1105"},"modified":"2026-04-15T15:24:44","modified_gmt":"2026-04-15T07:24:44","slug":"trunnion-ball-valve","status":"publish","type":"products","link":"https:\/\/www.pansvalve.com\/fr\/products\/trunnion-ball-valve\/","title":{"rendered":"Robinet \u00e0 bille \u00e0 tourillon"},"content":{"rendered":"<p>Conception \u00e0 port complet, BB, corps divis\u00e9, corps en trois pi\u00e8ces pour 12\u2033 et plus, type \u00e0 bille mont\u00e9 sur tourillon, tige anti-\u00e9ruption, construction r\u00e9sistante au feu, dispositif antistatique, support de montage ISO 5211, extr\u00e9mit\u00e9s \u00e0 bride ou BW, disponible avec Op\u00e9rateur de GT.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Application<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Les robinets \u00e0 tournant sph\u00e9rique conviennent \u00e0 une utilisation sur diff\u00e9rents types de canalisations de classe 150.<\/p>\n\n\n\n<p>~ Class2500, PN16 ~ PN160, JIS10K ~ JIS20Kpour couper ou allumer le fluide du pipeline, dont les types de fonctionnement incluent un engrenage \u00e0 vis sans fin, des actionneurs manuels, pneumatiques ou \u00e9lectriques, \u00e9tant en g\u00e9n\u00e9ral une connexion \u00e0 bride et une connexion d&#039;extr\u00e9mit\u00e9s soud\u00e9es bout \u00e0 bout \u00e9galement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Dispositif d&#039;injection de graisse urgente<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Selon les exigences des clients, les vannes \u00e0 bille \u00e0 tourillon fabriqu\u00e9es par la soci\u00e9t\u00e9 Zhedong sont \u00e9quip\u00e9es de dispositifs d&#039;injection urgente de graisse, qui se trouvent \u00e0 la fois sur la tige et le si\u00e8ge pour les vannes \u00e0 bille \u00e0 tourillon de DN&gt; 150 mm (NPS6), et dans la cavit\u00e9 du corps pour la vanne de DN &lt;125mm. Lorsque le joint torique de la tige ou la bague de si\u00e8ge du corps est endommag\u00e9 suite \u00e0 un accident, la fuite de fluide entre le corps et la tige peut \u00eatre \u00e9vit\u00e9e en injectant de la graisse d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 travers le dispositif.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Fonctions de double blocage et de purge<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>En g\u00e9n\u00e9ral, le robinet \u00e0 tournant sph\u00e9rique \u00e0 tourillon Zhedong pr\u00e9sente la structure de conception d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 bille avant. Chaque si\u00e8ge du robinet \u00e0 tournant sph\u00e9rique peut couper s\u00e9par\u00e9ment le fluide \u00e0 l&#039;entr\u00e9e et \u00e0 la sortie de la vanne pour r\u00e9aliser des fonctions de double bloc. Lorsque le robinet \u00e0 tournant sph\u00e9rique est ferm\u00e9, la cavit\u00e9 corporelle et deux des extr\u00e9mit\u00e9s du corps peuvent \u00eatre bloqu\u00e9es l&#039;une avec l&#039;autre m\u00eame si l&#039;entr\u00e9e et la sortie sont sous pression, lorsque le fluide laiss\u00e9 dans la cavit\u00e9 corporelle peut \u00eatre purg\u00e9 \u00e0 travers la soupape de d\u00e9charge.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Tige anti-\u00e9clatement<\/strong><\/h2>\n\n\n\n<p>Une structure anti-\u00e9ruption est fournie pour la tige, qui est positionn\u00e9e par le capuchon sup\u00e9rieur et la vis, garantissant qu&#039;elle ne sera pas souffl\u00e9e par le fluide m\u00eame en cas d&#039;augmentation anormale de la pression dans la cavit\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>La structure de conception Bi-sealing.ie \u00e9tanch\u00e9it\u00e9 du si\u00e8ge devant la bille et \u00e9tanch\u00e9it\u00e9 du si\u00e8ge derri\u00e8re la bille<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Selon certaines conditions de travail sp\u00e9ciales et les exigences des clients, Zhedong a fourni au robinet \u00e0 tournant sph\u00e9rique la structure de conception \u00e0 double \u00e9tanch\u00e9it\u00e9, c&#039;est-\u00e0-dire l&#039;\u00e9tanch\u00e9it\u00e9 du si\u00e8ge devant la bille et l&#039;\u00e9tanch\u00e9it\u00e9 du si\u00e8ge derri\u00e8re la bille, garantissant ainsi une \u00e9tanch\u00e9it\u00e9 fiable de la vanne. car la vanne peut fonctionner normalement m\u00eame si l&#039;une des conceptions d&#039;\u00e9tanch\u00e9it\u00e9 efficaces est perdue en raison d&#039;une condition anormale.<\/p>\n\n\n\n<p>En ce qui concerne le si\u00e8ge devant la balle, l&#039;effet piston form\u00e9 par la diff\u00e9rence de surface entre D1 et D2, plus la force de pr\u00e9-serrage d&#039;un ressort, provoquerait le si\u00e8ge devant la balle par la diff\u00e9rence de pression du milieu avant et apr\u00e8s le valve pour toucher la bille \u00e9troitement pour former l&#039;\u00e9tanch\u00e9it\u00e9, dont la force d&#039;\u00e9tanch\u00e9it\u00e9 deviendra plus grande \u00e0 mesure que la diff\u00e9rence de pression augmente.<\/p>\n\n\n\n<p>En ce qui concerne le si\u00e8ge apr\u00e8s la bille, l&#039;effet piston form\u00e9 par la diff\u00e9rence de surface entre D2 et D3, plus la force de pr\u00e9-serrage d&#039;un ressort, ferait en sorte que le si\u00e8ge derri\u00e8re la bille touche \u00e9troitement la bille pour former l&#039;\u00e9tanch\u00e9it\u00e9, dont la force d&#039;\u00e9tanch\u00e9it\u00e9 deviendra plus importante \u00e0 mesure que la diff\u00e9rence de pression augmente.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"636\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/12.02-1-1024x636.jpg\" alt=\"\" class=\"wp-image-1264\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/12.02-1-1024x636.jpg 1024w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/12.02-1-300x186.jpg 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/12.02-1-768x477.jpg 768w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/12.02-1-1536x954.jpg 1536w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/12.02-1-2048x1272.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Robinet \u00e0 bille \u00e0 tourillon en acier moul\u00e9 en trois pi\u00e8ces<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Conception antistatique<\/strong><\/h2>\n\n\n\n<p>Les billes du robinet \u00e0 tournant sph\u00e9rique entrent en contact \u00e9troit les unes avec les autres \u00e0 travers le tourillon, le coussin de r\u00e9glage et le capuchon d&#039;extr\u00e9mit\u00e9 vers le bas, le passage de l&#039;\u00e9lectricit\u00e9 statique se forme ainsi avec la vanne, ce qui peut conduire l&#039;\u00e9lectricit\u00e9 statique provoqu\u00e9e par les \u00e9tincelles g\u00e9n\u00e9r\u00e9es par le frottement entre le le ballon et le si\u00e8ge pendant les performances de marche et d&#039;arr\u00eat au sol pour \u00e9viter tout risque possible d&#039;incendie ou d&#039;explosion.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Auto-relief dans la cavit\u00e9 corporelle<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>\u00c0 mesure que le milieu liquide laiss\u00e9 dans la cavit\u00e9 corporelle se gaz\u00e9ifie en raison de l&#039;augmentation de la temp\u00e9rature, la pression dans la cavit\u00e9 corporelle devient anormalement plus \u00e9lev\u00e9e, lorsque le milieu lui-m\u00eame dans la cavit\u00e9 propulse le si\u00e8ge et soulage automatiquement la pression pour assurer la s\u00e9curit\u00e9 de la vanne.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-black-color has-text-color has-medium-font-size\"><strong>Conception coupe-feu<\/strong><strong><\/strong><\/h2>\n\n\n\n<p>Lorsque la vanne est chauff\u00e9e lors d&#039;une application d&#039;incendie, les pi\u00e8ces en mat\u00e9riaux non m\u00e9talliques telles que la bague d&#039;\u00e9tanch\u00e9it\u00e9 du si\u00e8ge en PTFE, le joint torique de la tige et le joint d&#039;\u00e9tanch\u00e9it\u00e9 du corps et du chapeau peuvent \u00eatre endommag\u00e9es en raison de la temp\u00e9rature \u00e9lev\u00e9e. La conception sp\u00e9ciale de Zhedong du m\u00e9tal auxiliaire sur m\u00e9tal ou du joint en graphite est pr\u00e9vue pour le robinet \u00e0 tournant sph\u00e9rique afin d&#039;emp\u00eacher efficacement les fuites internes et externes de la vanne. Conform\u00e9ment aux exigences des clients, la conception coupe-feu de Zhedong pour le robinet \u00e0 tournant sph\u00e9rique r\u00e9pond aux exigences des normes API 607, API 6Fa, BS 6755 et JB\/T 6899.<\/p>\n\n\n\n<style>\n    .pans-faq-container {\n        font-family: Arial, sans-serif;\n        max-width: 100%;\n        margin: 20px auto;\n        padding: 10px;\n    }\n\n    .pans-faq-title {\n        color: #D70C19;\n        font-size: 24px;\n        margin-bottom: 25px;\n        border-left: 5px solid #D70C19;\n        padding-left: 15px;\n    }\n\n    .faq-item {\n        background: #ffffff;\n        border-radius: 8px;\n        padding: 20px;\n        margin-bottom: 15px;\n        box-shadow: 0 2px 5px rgba(0,0,0,0.1);\n        transition: transform 0.3s ease, box-shadow 0.3s ease;\n        border: 1px solid #eee;\n    }\n\n    \/* Hover Effect for Professional Feel *\/\n    .faq-item:hover {\n        transform: translateY(-5px);\n        box-shadow: 0 10px 20px rgba(0,0,0,0.12);\n        border-color: #D70C19;\n    }\n\n    .faq-question {\n        color: #666666;\n        font-weight: bold;\n        font-size: 18px;\n        margin-bottom: 10px;\n        display: flex;\n        align-items: flex-start;\n    }\n\n    .faq-question span {\n        color: #D70C19;\n        margin-right: 10px;\n    }\n\n    .faq-answer {\n        color: #333333;\n        line-height: 1.6;\n        font-size: 16px;\n    }\n\n    \/* Responsive Adjustments *\/\n    @media (max-width: 768px) {\n        .pans-faq-title { font-size: 20px; }\n        .faq-question { font-size: 16px; }\n        .faq-answer { font-size: 14px; }\n        .faq-item { padding: 15px; }\n    }\n<\/style>\n\n<div class=\"pans-faq-container\" itemscope itemtype=\"https:\/\/schema.org\/FAQPage\">\n    <h2 class=\"pans-faq-title\">FAQ sur les vannes \u00e0 bille \u00e0 tourillon<\/h2>\n\n    <div class=\"faq-item\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n        <div class=\"faq-question\" itemprop=\"name\"><span>1.<\/span> \u00c0 quoi sert une vanne \u00e0 bille \u00e0 tourillon ?<\/div>\n        <div class=\"faq-answer\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n            <div itemprop=\"text\">La vanne \u00e0 boisseau sph\u00e9rique \u00e0 tourillon est utilis\u00e9e pour les applications haute pression et de grand diam\u00e8tre (commande marche\/arr\u00eat) dans les ol\u00e9oducs et gazoducs, les usines de GNL, les industries p\u00e9trochimiques et les centrales \u00e9lectriques. Elle assure une fermeture fiable, un faible couple de man\u0153uvre et une longue dur\u00e9e de vie dans les conduites critiques.<\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"faq-item\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n        <div class=\"faq-question\" itemprop=\"name\"><span>2.<\/span> Quels sont les principaux avantages d&#039;une vanne \u00e0 bille mont\u00e9e sur tourillon ?<\/div>\n        <div class=\"faq-answer\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n            <div itemprop=\"text\">Leurs principaux avantages comprennent le support m\u00e9canique de la bille par des tourillons, une charge r\u00e9duite sur le si\u00e8ge, un couple de man\u0153uvre plus faible, une performance stable sous haute pression et une ad\u00e9quation aux applications de grande taille et \u00e0 haute pression. Ces vannes sont particuli\u00e8rement appr\u00e9ci\u00e9es pour les projets de pipelines et en mer.<\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"faq-item\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n        <div class=\"faq-question\" itemprop=\"name\"><span>3.<\/span> Dans quelles applications pr\u00e9f\u00e8re-t-on les vannes \u00e0 tourillon plut\u00f4t que les vannes \u00e0 bille flottante\u00a0?<\/div>\n        <div class=\"faq-answer\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n            <div itemprop=\"text\">Les vannes \u00e0 boisseau sph\u00e9rique flottant sont g\u00e9n\u00e9ralement utilis\u00e9es pour les applications de moyenne pression et de petite \u00e0 moyenne taille, telles que les r\u00e9seaux d&#039;eau, les hydrocarbures et les applications industrielles g\u00e9n\u00e9rales. Les vannes \u00e0 boisseau sph\u00e9rique \u00e0 tourillon sont privil\u00e9gi\u00e9es pour les canalisations de grande dimension et \u00e0 haute pression, comme le transport du p\u00e9trole et du gaz, du GNL et les syst\u00e8mes de proc\u00e9d\u00e9s critiques.<\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"faq-item\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n        <div class=\"faq-question\" itemprop=\"name\"><span>4.<\/span> Quels mat\u00e9riaux sont couramment utilis\u00e9s pour les vannes \u00e0 bille \u00e0 tourillon ?<\/div>\n        <div class=\"faq-answer\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n            <div itemprop=\"text\">Les mat\u00e9riaux couramment utilis\u00e9s pour le corps des appareils comprennent l&#039;acier au carbone (A105, WCB, WCC), l&#039;acier inoxydable (CF8, CF8M, F316, etc.) et les aciers alli\u00e9s \u00e0 haute r\u00e9sistance. Les si\u00e8ges et les joints peuvent \u00eatre souples (PTFE, PEEK, etc.) ou m\u00e9tal sur m\u00e9tal, selon le fluide, la temp\u00e9rature et les exigences en mati\u00e8re d&#039;\u00e9missions.<\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"faq-item\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n        <div class=\"faq-question\" itemprop=\"name\"><span>5.<\/span> Quelles sont les plages de pression et de taille typiques des vannes \u00e0 bille \u00e0 tourillon ?<\/div>\n        <div class=\"faq-answer\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n            <div itemprop=\"text\">Les pressions nominales typiques vont de la classe ASME 150 \u00e0 la classe 2500 (ou \u00e9quivalent PN), avec des diam\u00e8tres nominaux (DN) de 1\u2033 \u00e0 48\u2033 (DN25 \u00e0 DN1200) couramment disponibles. Les mod\u00e8les \u00e0 tourillon sont particuli\u00e8rement r\u00e9pandus pour les grandes dimensions et les pressions \u00e9lev\u00e9es.<\/div>\n        <\/div>\n    <\/div>\n\n    <div class=\"faq-item\" itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\">\n        <div class=\"faq-question\" itemprop=\"name\"><span>6.<\/span> Quelle est la valeur fondamentale de votre entreprise ?<\/div>\n        <div class=\"faq-answer\" itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\">\n            <div itemprop=\"text\">Notre objectif est d&#039;\u00eatre un \u201c fabricant de vannes industrielles \u00e0 guichet unique \u201d, fournissant les produits les plus performants et un service gagnant-gagnant.<\/div>\n        <\/div>\n    <\/div>\n<\/div>\n\n\n\n<a href=\"https:\/\/www.pansvalve.com\/fr\/contact-us\/\" target=\"_blank\" rel=\"noopener noreferrer\" class=\"b2b-cta-btn\">\n    obtenir un devis\n<\/a>\n\n<style>\n    \/* High-Conversion Button Styling *\/\n    .b2b-cta-btn {\n        display: inline-block; 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and above,trunnion mounted ball type,blow-out proof stem, fire durable construction, anti-static device, ISO 5211 mounting pad, flanged or BW ends, available with WG operator. Application Trunnion ball valves are suitable for use on various kinds of pipelines of Class 150 ~ Class2500, PN16 ~ PN160, JIS10K ~ [&hellip;]<\/p>\n","protected":false},"featured_media":1106,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product":[151,168],"class_list":["post-1105","products","type-products","status-publish","has-post-thumbnail","hentry","product-ball-valve","product-trunnion-ball-valve"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Trunnion Ball Valve | Industrial Valve Manufacturer Pans<\/title>\n<meta name=\"description\" content=\"Discover high-quality trunnion ball valves from a trusted China factory. Designed for industrial applications, featuring double-block and bleed, fire-safe construction, and anti-static design. Customizable with manual, pneumatic, or electric actuators. 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