{"id":16563,"date":"2022-06-21T07:50:00","date_gmt":"2022-06-21T07:50:00","guid":{"rendered":"https:\/\/zecovalve.com\/?p=16563"},"modified":"2022-06-21T07:50:00","modified_gmt":"2022-06-21T07:50:00","slug":"characteristics-application-and-disadvantages-of-butterfly-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/fr\/characteristics-application-and-disadvantages-of-butterfly-valve.html","title":{"rendered":"Caract\u00e9ristiques Application et inconv\u00e9nients de la vanne papillon"},"content":{"rendered":"<p>La vanne papillon est populaire en raison de sa vitesse d&#039;ouverture et de fermeture rapide, de sa tendance \u00e0 l&#039;auto-obturation et de son poids l\u00e9ger. Il est largement utilis\u00e9 dans les \u00e9quipements de gros et moyen calibres en moyenne et basse pression. Surtout ces derni\u00e8res ann\u00e9es, la vanne papillon \u00e0 joint dur excentrique tridimensionnel a consid\u00e9rablement am\u00e9lior\u00e9 la temp\u00e9rature de fonctionnement de la vanne papillon.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-but-the-butterfly-valve-has-two-problems\"><strong>Mais la vanne papillon a deux probl\u00e8mes :<\/strong><\/h2>\n\n\n\n<p>Premi\u00e8rement, le couple d&#039;ouverture et de fermeture de la vanne est important en raison de l&#039;excentricit\u00e9 radiale de la tige de la vanne et de la force de frottement de la surface d&#039;\u00e9tanch\u00e9it\u00e9\u00a0;<\/p>\n\n\n\n<p>Deuxi\u00e8mement, en raison de l&#039;\u00e9cart entre la tige de vanne et le corps de vanne et de la d\u00e9formation par interf\u00e9rence de la plaque papillon et de la tige de vanne lorsque la plaque papillon est sous pression, les performances d&#039;\u00e9tanch\u00e9it\u00e9 du&nbsp;<a href=\"https:\/\/zecovalve.com\/fr\/products\/butterfly-valve\/\">vanne papillon<\/a>&nbsp;l&#039;alimentation du fluide depuis le c\u00f4t\u00e9 avec la tige de valve est bonne, de sorte que les exigences d&#039;\u00e9tanch\u00e9it\u00e9 ne peuvent pas \u00eatre respect\u00e9es lorsque le fluide est aliment\u00e9 \u00e0 l&#039;envers. On l&#039;appelait autrefois \u00e9tanch\u00e9it\u00e9 unidirectionnelle, qui est non seulement inf\u00e9rieure aux robinets \u00e0 tournant sph\u00e9rique, aux robinets-vannes et autres vannes d&#039;\u00e9tanch\u00e9it\u00e9 bidirectionnelles, mais ne peut pas non plus r\u00e9pondre aux besoins des utilisateurs dans de nombreux cas. Plus important encore, il ne r\u00e9pond pas aux exigences de la norme.<\/p>\n\n\n\n<p>GB\/T13927 stipule que la \u00ab vanne papillon \u00bb doit introduire le fluide dans la direction la plus d\u00e9favorable \u00e0 l&#039;\u00e9tanch\u00e9it\u00e9 et appliquer une pression. La vanne papillon avec vanne sym\u00e9trique peut \u00eatre pressuris\u00e9e dans n&#039;importe quelle direction.<\/p>\n\n\n\n<p>On peut voir que la vanne papillon qui ne peut \u00eatre scell\u00e9e que d&#039;une seule mani\u00e8re n&#039;est pas qualifi\u00e9e selon les exigences de GB\/T13927.<\/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\/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\/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\/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\/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\/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\/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-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\/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>La vanne papillon est populaire en raison de sa vitesse d&#039;ouverture et de fermeture rapide, de sa tendance \u00e0 l&#039;auto-obturation et de son poids l\u00e9ger. Il est largement utilis\u00e9 dans les \u00e9quipements de gros et moyen calibre\u2026 <a title=\"Caract\u00e9ristiques Application et inconv\u00e9nients de la vanne papillon\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/characteristics-application-and-disadvantages-of-butterfly-valve.html\" aria-label=\"Plus sur Caract\u00e9ristiques Application et Inconv\u00e9nients de la Vanne Papillon\">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":[2210],"tags":[1957,2074],"class_list":["post-16563","post","type-post","status-publish","format-standard","hentry","category-butterfly-valve","tag-butterfly-valve","tag-disadvantages-of-butterfly-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":2210,"name":"Butterfly Valve","slug":"butterfly-valve","term_group":0,"term_taxonomy_id":2210,"taxonomy":"category","description":"","parent":0,"count":49,"filter":"raw","cat_ID":2210,"category_count":49,"category_description":"","cat_name":"Butterfly Valve","category_nicename":"butterfly-valve","category_parent":0}],"tag_info":[{"term_id":1957,"name":"butterfly valve","slug":"butterfly-valve","term_group":0,"term_taxonomy_id":1957,"taxonomy":"post_tag","description":"","parent":0,"count":30,"filter":"raw"},{"term_id":2074,"name":"disadvantages of butterfly valve","slug":"disadvantages-of-butterfly-valve","term_group":0,"term_taxonomy_id":2074,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"}],"taxonomy_info":{"category":[{"value":2210,"label":"Butterfly Valve"}],"post_tag":[{"value":1957,"label":"butterfly valve"},{"value":2074,"label":"disadvantages of butterfly valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Characteristics Application and Disadvantages of Butterfly 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\/characteristics-application-and-disadvantages-of-butterfly-valve.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Characteristics Application and Disadvantages of Butterfly Valve - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"The butterfly valve is popular because of its fast opening and&nbsp;closing&nbsp;speed,&nbsp;self-sealing&nbsp;tendency and light weight. 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