{"id":16642,"date":"2022-06-22T07:29:59","date_gmt":"2022-06-22T07:29:59","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16642"},"modified":"2022-06-22T07:30:00","modified_gmt":"2022-06-22T07:30:00","slug":"what-are-the-main-features-of-the-slab-gate-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/fr\/what-are-the-main-features-of-the-slab-gate-valve.html","title":{"rendered":"Quelles sont les principales caract\u00e9ristiques du robinet-vanne \u00e0 dalle"},"content":{"rendered":"<p>Le robinet-vanne, une vanne avec des pi\u00e8ces d&#039;interrupteur marche-arr\u00eat, est perpendiculaire \u00e0 l&#039;\u00e9coulement du fluide. \u00c9tant g\u00e9n\u00e9ralement compl\u00e8tement allum\u00e9 et \u00e9teint, il ne peut pas \u00eatre utilis\u00e9 pour la limitation. Le robinet-vanne \u00e0 dalle dont nous allons parler aujourd&#039;hui est g\u00e9n\u00e9ralement applicable \u00e0 l&#039;industrie chimique, au p\u00e9trole, au gaz naturel, \u00e0 la protection de l&#039;environnement, aux pipelines souterrains de la ville, aux gazoducs de ville et \u00e0 d&#039;autres lignes de transmission pertinentes. Quant au syst\u00e8me de ventilation et aux \u00e9quipements de stockage de vapeur, il sert principalement d&#039;appareillage de commutation.<\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-features-of-the-slab-gate-valve\"><strong>Les caract\u00e9ristiques du robinet-vanne \u00e0 dalle\u00a0:<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>1. La structure d&#039;\u00e9tanch\u00e9it\u00e9 int\u00e9grale du si\u00e8ge du robinet-vanne \u00e0 dalle doit avoir une force de pr\u00e9-serrage \u00e9lastique et \u00eatre capable de sceller les si\u00e8ges d&#039;\u00e9tanch\u00e9it\u00e9 sup\u00e9rieur et inf\u00e9rieur en m\u00eame temps. Le si\u00e8ge est toujours face \u00e0 face avec l&#039;objet scell\u00e9.<\/li><li>2. Le si\u00e8ge est autonettoyant et ne peut pas \u00eatre r\u00e9cur\u00e9 par le flux d&#039;air provenant de l&#039;interrupteur marche\/arr\u00eat. Il doit \u00eatre fabriqu\u00e9 \u00e0 partir de mat\u00e9riaux lubrifi\u00e9s et r\u00e9sistants \u00e0 l&#039;abrasion.<\/li><li>3. La d\u00e9faillance de l&#039;actionneur du robinet-vanne \u00e0 dalle est isol\u00e9e des autres pi\u00e8ces, ce qui permet d&#039;effectuer la r\u00e9paration et le remplacement sans le d\u00e9monter.<ul><li>Le manchon de joug\u00a0: Les manchons de joug en bronze d&#039;aluminium sont g\u00e9n\u00e9ralement \u00e9quip\u00e9s de but\u00e9es \u00e0 aiguilles afin de minimiser le couple pendant le fonctionnement.<\/li><li>La tige de vanne : Le filetage recouvre la tige du portail jusqu&#039;au support. Son axe est soud\u00e9 par points, ce qui lui assure une grande stabilit\u00e9.<\/li><li>Le si\u00e8ge scell\u00e9 sous pression\u00a0: la conception globale est simple avec des anneaux de retenue segment\u00e9s et des joints en acier argent\u00e9 \u00e0 faible teneur en carbone pour faciliter le d\u00e9montage ult\u00e9rieur et obtenir une excellente \u00e9tanch\u00e9it\u00e9 du chapeau.<\/li><\/ul><\/li><li>4. Le corps d&#039;un robinet-vanne \u00e0 dalle est g\u00e9n\u00e9ralement moul\u00e9 ou soud\u00e9.<\/li><li>5. Le si\u00e8ge du robinet-vanne \u00e0 dalle est scell\u00e9 par un joint torique avec la force de pr\u00e9-serrage, qui scelle les deux voies d&#039;entr\u00e9e et de sortie de la vanne. La course de cette structure est la moiti\u00e9 de celle d&#039;un robinet-vanne ordinaire, il est donc facile de l&#039;allumer et de l&#039;\u00e9teindre.<\/li><li>6. Pour un robinet-vanne \u00e0 dalle scell\u00e9e en m\u00e9tal, l&#039;ext\u00e9rieur du corps du robinet est g\u00e9n\u00e9ralement pourvu d&#039;une entr\u00e9e de remplissage de graisse. Gr\u00e2ce \u00e0 l&#039;injecteur de graisse, la graisse p\u00e9n\u00e8tre dans la surface d&#039;\u00e9tanch\u00e9it\u00e9 \u00e0 travers le si\u00e8ge pour atteindre z\u00e9ro pour cent de fuite.<\/li><\/ul>\n\n\n\n<p>La cale du robinet-vanne \u00e0 dalle est une plaque parall\u00e8le rectangulaire avec un trou traversant du m\u00eame diam\u00e8tre que le passage. Une fois compl\u00e8tement ouvert, le passage sera lisse et droit avec un coefficient de r\u00e9sistance \u00e0 l&#039;\u00e9coulement relativement faible, ce qui r\u00e9duira la perte de pression. La cale est toujours en contact avec le si\u00e8ge lors du processus de mise en marche et d&#039;arr\u00eat, de sorte que les minuscules particules accroch\u00e9es \u00e0 la surface d&#039;\u00e9tanch\u00e9it\u00e9 peuvent \u00eatre essuy\u00e9es. De plus, toute la surface d&#039;\u00e9tanch\u00e9it\u00e9 est prot\u00e9g\u00e9e, car elle est libre d&#039;\u00eatre lav\u00e9e par une vari\u00e9t\u00e9 de m\u00e9dias.<\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Balises associ\u00e9es :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/\">Soupape ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/introduction-of-epdm-nbr-butterfly-valve-seat-industrial-valve-information-news-zeco-valve.html\/\">Robinet \u00e0 papillon NBR<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/difference-between-gate-valves-and-ball-valves.html\/\">Vanne et robinet \u00e0 boisseau sph\u00e9rique<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/gate-valve-problems.html\/\">R\u00e9paration de vannes \u00e0 vanne<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/advantages-and-disadvantages-of-globe-valves.html\/\">Qu'est-ce qu'un robinet \u00e0 soupape ?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diff\u00e9rence entre la vanne \u00e0 vanne et la vanne papillon<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/what-is-an-axial-flow-silent-check-valve.html\/\">Qu'est-ce qu'un clapet anti-retour axial ?<\/a>\n\n<\/div>\n\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/produit\/manual-gate-valve\/\">Fabricant de robinets-vannes \u00e0 commande manuelle<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/china-gate-valves-suppliersnon-rising-stem-gate-valvesks-gate-valves.html\/\">Qu'est-ce qu'un robinet-vanne ?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/tag\/shanghai-pressure-reducing-valve-factory\/\">Usine de soupapes de r\u00e9duction de pression de Shanghai<\/a>\n\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Le robinet-vanne, une vanne avec des pi\u00e8ces d&#039;interrupteur marche-arr\u00eat, est perpendiculaire \u00e0 l&#039;\u00e9coulement du fluide. G\u00e9n\u00e9ralement compl\u00e8tement intermittent, il\u2026 <a title=\"Quelles sont les principales caract\u00e9ristiques du robinet-vanne \u00e0 dalle\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/what-are-the-main-features-of-the-slab-gate-valve.html\" aria-label=\"Plus sur Quelles sont les principales caract\u00e9ristiques de la vanne \u00e0 vanne Slab\">Lire plus<\/a><\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1928],"tags":[3,2097],"class_list":["post-16642","post","type-post","status-publish","format-standard","hentry","category-gate-valve","tag-gate-valve","tag-slab-gate-valve","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":false,"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/fr\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1928,"name":"Gate Valve","slug":"gate-valve","term_group":0,"term_taxonomy_id":1928,"taxonomy":"category","description":"","parent":0,"count":48,"filter":"raw","cat_ID":1928,"category_count":48,"category_description":"","cat_name":"Gate Valve","category_nicename":"gate-valve","category_parent":0}],"tag_info":[{"term_id":3,"name":"gate valve","slug":"gate-valve","term_group":0,"term_taxonomy_id":3,"taxonomy":"post_tag","description":"","parent":0,"count":41,"filter":"raw"},{"term_id":2097,"name":"slab gate valve","slug":"slab-gate-valve","term_group":0,"term_taxonomy_id":2097,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1928,"label":"Gate Valve"}],"post_tag":[{"value":3,"label":"gate valve"},{"value":2097,"label":"slab gate valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What are the Main Features of the Slab Gate Valve - ZECO Valve<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/zecovalve.com\/fr\/what-are-the-main-features-of-the-slab-gate-valve.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What are the Main Features of the Slab Gate Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"The gate valve, a valve with switch on-off parts, is perpendicular to the flow of the fluid. 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