{"id":16634,"date":"2022-06-22T07:20:55","date_gmt":"2022-06-22T07:20:55","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16634"},"modified":"2022-06-22T07:20:56","modified_gmt":"2022-06-22T07:20:56","slug":"difference-between-gate-valve-and-ball-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/fr\/difference-between-gate-valve-and-ball-valve.html","title":{"rendered":"Diff\u00e9rence entre le robinet-vanne et le robinet \u00e0 tournant sph\u00e9rique"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-the-valve-core-of-gate-valve-and-ball-vave\">Le noyau de valve du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Soupape \u00e0 bille<\/h3>\n\n\n\n<p>Le noyau de valve du robinet \u00e0 tournant sph\u00e9rique est une boule. En raison de sa structure \u00e0 bille fixe, la vanne est fix\u00e9e dans des conditions de haute pression, surtout lorsqu&#039;elle est ferm\u00e9e. La tige sup\u00e9rieure et l&#039;arbre de support inf\u00e9rieur d\u00e9composent une partie de la pression du milieu, de sorte que la bille ne se d\u00e9place pas vers l&#039;aval, de sorte que la pression sur le si\u00e8ge de vanne en aval est relativement faible, donc la force de friction que la vanne surmonte lorsqu&#039;elle agit est petit, donc le si\u00e8ge de soupape est meul\u00e9. Petits d\u00e9g\u00e2ts, longue dur\u00e9e de vie de la vanne, en particulier pour les vannes fr\u00e9quemment utilis\u00e9es, cette structure est plus adapt\u00e9e.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vanne \u00e0 guillotine<\/h3>\n\n\n\n<p>Le noyau du robinet-vanne est une plaque de vanne \u00e0 coin ou une plaque de vanne parall\u00e8le. Il n&#039;y a pas d&#039;arbre de support \u00e0 sa partie inf\u00e9rieure. Par cons\u00e9quent, lorsque la vanne est en application haute pression et \u00e0 l&#039;\u00e9tat ferm\u00e9, la plaque de vanne supporte une grande pression du fluide. En raison de l\u00a0<a href=\"https:\/\/zecovalve.com\/fr\/products\/gate-valve\/\">vanne \u00e0 vanne plate<\/a>\u00a0structure de la plaque, toute la pression moyenne agit sur la plaque de soupape en m\u00eame temps, la plaque de soupape sera press\u00e9e \u00e0 mort contre le si\u00e8ge de soupape en aval (en m\u00eame temps, la pression excessive agit sur la surface verticale de la plaque de soupape, rendant le plaque de soupape, qu&#039;elle soit en forme de coin ou \u00e0 double v\u00e9rin parall\u00e8le. Il y aura une certaine d\u00e9formation), de sorte que la soupape doit surmonter un frottement important lorsqu&#039;elle est ouverte, de sorte que la dur\u00e9e de vie de la soupape imprim\u00e9e par l&#039;usure du si\u00e8ge de soupape est courte.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-valve-seat-of-gate-valve-and-ball-vave\">Si\u00e8ge de soupape du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique<\/h2>\n\n\n\n<p>Il y a un ressort dans le si\u00e8ge de soupape du robinet \u00e0 tournant sph\u00e9rique et la conception d&#039;\u00e9tanch\u00e9it\u00e9 du si\u00e8ge de soupape rend difficile la p\u00e9n\u00e9tration de la lie dans le fluide dans le si\u00e8ge de soupape. Le si\u00e8ge de valve entre en contact avec la bille de valve pendant une longue p\u00e9riode sous l&#039;action du ressort, de sorte que lorsque la valve agit, le si\u00e8ge de valve a une certaine fonction de grattoir, qui peut gratter les r\u00e9sidus attach\u00e9s au noyau de valve apr\u00e8s un fonctionnement \u00e0 long terme. ainsi les performances d&#039;\u00e9tanch\u00e9it\u00e9 de la vanne peuvent \u00eatre garanties pendant une longue p\u00e9riode. Surtout dans l&#039;application de temp\u00e9ratures et de pressions \u00e9lev\u00e9es, car les mat\u00e9riaux du si\u00e8ge de vanne, du corps de vanne et de la bille de vanne sont s\u00e9lectionn\u00e9s avec le m\u00eame coefficient de dilatation thermique et le si\u00e8ge de vanne avec structure \u00e0 ressort, lorsque la vanne est ferm\u00e9e, l&#039;\u00e9norme diff\u00e9rence de temp\u00e9rature et la chute de temp\u00e9rature n&#039;affectera pas l&#039;action de la vanne et la vanne ne sera pas verrouill\u00e9e. Le si\u00e8ge de soupape est tr\u00e8s \u00e9troit. Dans les applications \u00e0 haute temp\u00e9rature, lorsque la vanne est ferm\u00e9e parce que le fluide ne circule pas, la temp\u00e9rature baissera, de sorte que le si\u00e8ge de la vanne sera serr\u00e9, ce qui produira une grande force de pression sur la plaque de la vanne. Lorsque la vanne est \u00e0 nouveau ouverte, un couple important est n\u00e9cessaire pour vaincre cette force de pression, ce qui causera de graves dommages au si\u00e8ge de vanne et affectera la dur\u00e9e de vie du si\u00e8ge de vanne. Ainsi, la dur\u00e9e de vie de la vanne s\u2019en trouve affect\u00e9e. De plus, en raison du poids propre de la vanne elle-m\u00eame lorsque la vanne est ferm\u00e9e, elle apportera une grande force d&#039;impact et un bruit important \u00e0 la vanne.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-itinerary-of-gate-valve-and-ball-vave\">Itin\u00e9raire du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Soupape \u00e0 bille<\/h3>\n\n\n\n<p>La course du robinet \u00e0 tournant sph\u00e9rique est une course angulaire, donc l&#039;espace d&#039;installation est petit et la hauteur est faible.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vanne \u00e0 guillotine<\/h3>\n\n\n\n<p>La course du robinet-vanne est une course droite, donc l&#039;espace d&#039;installation est grand et la hauteur est \u00e9lev\u00e9e.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-actuator-of-gate-valve-and-ball-vave\">Actionneur de vanne \u00e0 vanne et de vanne \u00e0 bille<\/h2>\n\n\n\n<p>En raison de la conception de la boule du tourillon, la valeur du couple de son ouverture et de sa fermeture est faible, donc l&#039;actionneur correspondant est petit. \u00c9tant donn\u00e9 que la plaque de vanne exerce une force de pression importante sur le si\u00e8ge de vanne, elle a besoin d&#039;un couple important pour surmonter cette friction importante, et l&#039;actionneur est \u00e9quip\u00e9 d&#039;un couple important.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-medium-flow-direction-of-gate-valve-and-ball-vave\">Sens d&#039;\u00e9coulement moyen du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique<\/h2>\n\n\n\n<p>Double sens de flux, pas de probl\u00e8me de sens de flux d&#039;installation sur site.<br>G\u00e9n\u00e9ralement, il s\u2019agit d\u2019un seul sens d\u2019\u00e9coulement.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-service-life-of-gate-valve-and-ball-vave\">Dur\u00e9e de vie du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique<\/h2>\n\n\n\n<p>Le robinet \u00e0 tournant sph\u00e9rique a une dur\u00e9e de vie plus longue, tandis que la dur\u00e9e de vie du robinet-vanne est relativement courte.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-maintenance-of-gate-valve-and-ball-vave\">Entretien du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Soupape \u00e0 bille<\/h3>\n\n\n\n<p>Le robinet \u00e0 tournant sph\u00e9rique n&#039;a g\u00e9n\u00e9ralement pas besoin d&#039;entretien, en particulier le robinet \u00e0 tournant sph\u00e9rique et le si\u00e8ge du robinet. En raison de la faible usure, il n\u2019est pas n\u00e9cessaire de le remplacer dans les 5 ans.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Vanne \u00e0 guillotine<\/h3>\n\n\n\n<p>Le robinet-vanne n\u00e9cessite un entretien r\u00e9gulier en raison de l&#039;usure importante du si\u00e8ge de vanne<\/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\/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\/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\/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\/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\/the-function-of-globe-valve-in-pipeline-system.html\/\">Que sont les vannes \u00e0 soupape\u00a0?<\/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\/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 noyau de valve du robinet-vanne et du robinet \u00e0 tournant sph\u00e9rique Le noyau de valve du robinet \u00e0 tournant sph\u00e9rique est une boule. Parce que \u2026 <a title=\"Diff\u00e9rence entre le robinet-vanne et le robinet \u00e0 tournant sph\u00e9rique\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/difference-between-gate-valve-and-ball-valve.html\" aria-label=\"Plus sur Diff\u00e9rence entre un robinet \u00e0 vanne et un robinet \u00e0 bille\">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":[1],"tags":[2204,1829,3],"class_list":["post-16634","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-ball-valves","tag-difference-between-ball-valve-and-gate-valve","tag-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":1,"name":"Uncategorized","slug":"uncategorized","term_group":0,"term_taxonomy_id":1,"taxonomy":"category","description":"","parent":0,"count":452,"filter":"raw","cat_ID":1,"category_count":452,"category_description":"","cat_name":"Uncategorized","category_nicename":"uncategorized","category_parent":0}],"tag_info":[{"term_id":2204,"name":"Ball Valves","slug":"ball-valves","term_group":0,"term_taxonomy_id":2204,"taxonomy":"post_tag","description":"","parent":0,"count":38,"filter":"raw"},{"term_id":1829,"name":"difference between ball valve and gate valve","slug":"difference-between-ball-valve-and-gate-valve","term_group":0,"term_taxonomy_id":1829,"taxonomy":"post_tag","description":"","parent":0,"count":3,"filter":"raw"},{"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"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":2204,"label":"Ball Valves"},{"value":1829,"label":"difference between ball valve and gate valve"},{"value":3,"label":"gate valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Difference Between Gate Valve and Ball 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\/difference-between-gate-valve-and-ball-valve.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Difference Between Gate Valve and Ball Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"The valve core of gate valve and ball vave Ball Valve The valve core of the ball valve is a ball. 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