{"id":17188,"date":"2022-06-27T09:12:17","date_gmt":"2022-06-27T09:12:17","guid":{"rendered":"https:\/\/zecovalve.com\/?p=17188"},"modified":"2022-11-01T03:56:43","modified_gmt":"2022-11-01T03:56:43","slug":"function-of-non-slam-check-valve-and-troubleshooting-method","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/fr\/function-of-non-slam-check-valve-and-troubleshooting-method.html","title":{"rendered":"Clapet anti-retour sans claquement"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Que sont <strong><mark style=\"background-color:var(--base)\" class=\"has-inline-color has-contrast-2-color\"><a href=\"https:\/\/zecovalve.com\/fr\/categorie-de-produits\/check-valve\/\">Clapets anti-retour sans claquement<\/a><\/mark><\/strong>?<\/h2>\n\n\n\n<p>Le clapet anti-retour sans claquement est une sorte de vanne automatique, sa fonction principale est d&#039;emp\u00eacher le reflux du fluide, d&#039;emp\u00eacher la pompe et le moteur d&#039;entra\u00eenement de s&#039;inverser et de d\u00e9charger le fluide du conteneur. Le clapet anti-retour peut \u00e9galement \u00eatre utilis\u00e9 pour alimenter le syst\u00e8me auxiliaire dont la pression peut d\u00e9passer la pression du syst\u00e8me. <\/p>\n\n\n\n<p>Les clapets anti-retour sans claquement sont des clapets anti-retour utilis\u00e9s pour emp\u00eacher l&#039;\u00e9coulement inverse du fluide. En outre, ces vannes sont destin\u00e9es \u00e0 \u00e9liminer ou \u00e0 r\u00e9duire les coups de b\u00e9lier et leurs effets associ\u00e9s. Un coup de b\u00e9lier est une onde de choc \u00e0 haute pression qui se produit lorsque le d\u00e9bit de fluide s&#039;arr\u00eate brusquement en raison de la fermeture rapide d&#039;une pompe ou d&#039;une vanne dans un syst\u00e8me de tuyauterie. Lorsqu&#039;un coup de b\u00e9lier se produit, l&#039;inversion du d\u00e9bit de fluide provoque des contraintes \u00e9lev\u00e9es sur le syst\u00e8me de tuyauterie, ce qui met en danger son int\u00e9grit\u00e9 structurelle et peut provoquer des dommages ou une rupture. Des clapets anti-retour anti-claquement sont utilis\u00e9s pour \u00e9viter les coups de b\u00e9lier et garantir que le fluide s&#039;\u00e9coule dans une seule direction. Les fabricants de clapets anti-retour sans clapet produisent cette vanne sans poign\u00e9e ni actionneur, mais elle fonctionne m\u00e9caniquement pour emp\u00eacher l&#039;inversion du d\u00e9bit de fluide.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/non-slam-check-valve1.png\" alt=\"Clapet anti-retour axial\" class=\"wp-image-15759\" width=\"450\" height=\"317\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/non-slam-check-valve1.png 899w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/non-slam-check-valve1-600x423.png 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/non-slam-check-valve1-300x212.png 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/non-slam-check-valve1-768x542.png 768w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Comment fonctionne un clapet anti-retour ?<\/h2>\n\n\n\n<p>Un clapet anti-retour sans claquement fonctionne en fonction de la pression diff\u00e9rentielle. Lorsque la pression en amont est \u00e9lev\u00e9e, elle fournit suffisamment d\u2019\u00e9nergie de pression qui est utilis\u00e9e pour ouvrir le disque de la vanne. Le disque est soutenu par l&#039;utilisation d&#039;un ressort. Ainsi, l\u2019\u00e9nergie de pression comprime le disque pour s\u2019ouvrir. Lorsque le disque s&#039;ouvre, le fluide s&#039;\u00e9coule \u00e0 travers la vanne depuis l&#039;entr\u00e9e vers l&#039;orifice de sortie et enfin vers le syst\u00e8me de tuyauterie. La vanne se ferme lorsque la pression du fluide diminue.<\/p>\n\n\n\n<p>La pression du fluide diminue par exemple lorsque la pompe est ferm\u00e9e. En tant que tel, le fluide tente d\u2019inverser le sens d\u2019\u00e9coulement car la pression en amont est inf\u00e9rieure \u00e0 la pression en aval. Dans le cas o\u00f9 le fluide tente de s&#039;inverser, le disque de la vanne se ferme imm\u00e9diatement en raison de la faible chute de pression.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Objectif des clapets anti-retour sans claquement<\/h2>\n\n\n\n<p>Le but du clapet anti-retour anti-claquement est d&#039;emp\u00eacher l&#039;\u00e9coulement dans la direction oppos\u00e9e, permettant uniquement au fluide de s&#039;\u00e9couler dans une seule direction. Habituellement, cette vanne est automatique. Le disque de la vanne s&#039;ouvre sous la pression du fluide circulant dans un sens\u00a0; lorsque le fluide s&#039;\u00e9coule dans la direction oppos\u00e9e, en raison de la pression du fluide et de l&#039;auto-co\u00efncidence du disque de vanne, le disque de vanne agit sur le si\u00e8ge de vanne, coupant ainsi le d\u00e9bit. Il ne convient pas aux supports contenant des particules solides et \u00e0 haute viscosit\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Types de clapets anti-retour sans claquement<\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li>Clapet anti-retour \u00e0 si\u00e8ge m\u00e9tallique<ul><li>Il s&#039;agit d&#039;un clapet anti-retour anti-claquement destin\u00e9 \u00e0 \u00eatre utilis\u00e9 dans des applications \u00e0 haute pression et haute temp\u00e9rature. Ce type de clapet anti-retour a son si\u00e8ge en mat\u00e9riaux m\u00e9talliques tels que l&#039;acier au carbone, l&#039;acier inoxydable, la fonte ductile, le laiton et le bronze, entre autres mat\u00e9riaux. Ces mat\u00e9riaux sont utilis\u00e9s pour fabriquer ce qui le rend adapt\u00e9 aux applications \u00e0 haute temp\u00e9rature. De plus, les si\u00e8ges m\u00e9talliques ont une r\u00e9sistance \u00e9lev\u00e9e, ce qui contribue \u00e0 am\u00e9liorer leur r\u00e9sistance aux hautes pressions. De telles vannes r\u00e9sistent aux produits corrosifs.<\/li><\/ul><\/li><li>Clapet anti-retour \u00e0 si\u00e8ge souple<ul><li>Il s&#039;agit d&#039;un clapet anti-retour dont le si\u00e8ge est constitu\u00e9 de mat\u00e9riaux souples tels que le caoutchouc ou le plastique. Cependant, le corps de la vanne est constitu\u00e9 de mat\u00e9riaux m\u00e9talliques solides pour garantir sa r\u00e9sistance aux dommages caus\u00e9s par la haute pression et les chocs. Ces mat\u00e9riaux ont de faibles temp\u00e9ratures de fusion et sont donc recommand\u00e9s pour une utilisation \u00e0 des temp\u00e9ratures inf\u00e9rieures \u00e0 60\u00b0C. Ces mat\u00e9riaux ont une faible r\u00e9sistance et peuvent donc bien fonctionner dans les applications \u00e0 moyenne et basse pression. De plus, les clapets anti-retour \u00e0 si\u00e8ge souple sont utilis\u00e9s dans les applications corrosives car ils sont tr\u00e8s r\u00e9sistants \u00e0 la corrosion par rapport \u00e0 leurs homologues \u00e0 si\u00e8ge m\u00e9tallique.<\/li><\/ul><\/li><\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">Caract\u00e9ristiques des clapets anti-retour sans claquement<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Ressort puissant pour une fermeture ultra-rapide<\/li><li>Conception de mod\u00e8le Venturi<\/li><li>Frottement mineur entre les pi\u00e8ces mobiles pour \u00e9liminer tout risque de coincement<\/li><li>Course courte et assist\u00e9e par ressort<\/li><li>Aucun effet de broutage pour minimiser les fluctuations de pression dans des conditions normales<\/li><li>Faible chute de pression<\/li><li>R\u00e9ponse dynamique \u00e9lev\u00e9e et flux inverse nul<\/li><li>Conception de la buse si la taille de la valve est sup\u00e9rieure \u00e0 20 pouces. pour une meilleure r\u00e9gulation du d\u00e9bit<\/li><li>Conception \u00e0 motif court, option face \u00e0 face compacte pour des \u00e9conomies de poids et d&#039;espace<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Applications des clapets anti-retour sans claquement<\/h2>\n\n\n\n<p>Ce qui suit r\u00e9pertorie certaines des nombreuses applications typiques dans lesquelles des clapets anti-retour doivent \u00eatre utilis\u00e9s\u00a0:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>D\u00e9charge du compresseur centrifuge<\/li><li>D\u00e9charge du compresseur \u00e0 mouvement alternatif (le dimensionnement est essentiel pour cette application)<\/li><li>Exigences de fermeture rapide<\/li><li>Exigences en mati\u00e8re de chute de pression<\/li><li>Syst\u00e8mes de s\u00e9curit\u00e9 incendie \u00e0 l&#039;eau sal\u00e9e en raison de la critique de ce service<\/li><li>Processus de dessalement par osmose inverse<\/li><li>Applications critiques<\/li><li>Emplacements non r\u00e9parables<\/li><li>Applications de d\u00e9c\u00e9l\u00e9ration \u00e9lev\u00e9e du syst\u00e8me<\/li><li>Applications de claquement de vannes \u00e9lev\u00e9es<\/li><li>Applications critiques \u00e0 haute temp\u00e9rature<\/li><li>Application cryog\u00e9nique<\/li><li>Des prix comp\u00e9titifs<\/li><li>Livr\u00e9 dans le monde entier<\/li><li>Ing\u00e9nierie de haute qualit\u00e9<\/li><li>Convient aux applications critiques<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-common-faults-of-non-slam-check-valves\">D\u00e9fauts courants des clapets anti-retour sans claquement<\/h2>\n\n\n\n<ul class=\"wp-block-list\"><li>Le disque de valve est cass\u00e9 ;<ul><li>La pression du fluide avant et apr\u00e8s le clapet anti-retour est proche de l&#039;\u00e9quilibre et ils sont en \u00e9tat de \u00ab se voir \u00bb. Le disque de la vanne bat souvent contre le si\u00e8ge de la vanne et le disque constitu\u00e9 de certains mat\u00e9riaux cassants (comme la fonte ou le laiton) est cass\u00e9. La m\u00e9thode pr\u00e9ventive consiste \u00e0 utiliser un clapet anti-retour dont le disque est un mat\u00e9riau flexible.<\/li><\/ul><\/li><li>Le milieu reflue.<ul><li> Les dommages \u00e0 la surface d&#039;\u00e9tanch\u00e9it\u00e9 ou l&#039;inclusion d&#039;impuret\u00e9s. Apr\u00e8s avoir r\u00e9par\u00e9 la surface d&#039;\u00e9tanch\u00e9it\u00e9 et nettoy\u00e9 les impuret\u00e9s, le reflux peut \u00eatre \u00e9vit\u00e9.<\/li><\/ul><\/li><\/ul>\n\n\n\n<p>ZECO Valve Group est un fabricant professionnel de clapets anti-retour sans claquement. Pour chaque ressort du clapet anti-retour, nous utilisons un pied \u00e0 coulisse pour mesurer la taille g\u00e9om\u00e9trique et utilisons un testeur de ressort pour tester la force de charge afin de garantir que le clapet anti-retour est ouvert et ferm\u00e9 dans un \u00e9tat normal.<\/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\/categorie-de-produits\/check-valve\/\">Fabricant de clapets anti-retour \u2013 Diff\u00e9rents types de clapets anti-retour<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/produit\/12-inch-gate-valve\/\">Fournisseur de vannes \u00e0 vanne de 12 pouces<\/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>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/fr\/history-of-automatic-control-valve-zeco-valve-industrial-valve-manufacturer.html\/\">Que sont les vannes de r\u00e9gulation automatique ?<\/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>","protected":false},"excerpt":{"rendered":"<p>Que sont les clapets anti-retour sans claquement\u00a0? Le clapet anti-retour est une sorte de vanne automatique, sa fonction principale est d&#039;emp\u00eacher\u2026 <a title=\"Clapet anti-retour sans claquement\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/function-of-non-slam-check-valve-and-troubleshooting-method.html\" aria-label=\"Plus sur Clapet Anti Slam\">Lire plus<\/a><\/p>","protected":false},"author":2,"featured_media":15759,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[2341],"tags":[1853,1854,2343,3474,3892,3237,3144,3145,3473,3891],"class_list":["post-17188","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-check-valve","tag-axial-check-valve-factory","tag-axial-flow-non-slam-check-valve","tag-check-valve","tag-check-valve-non-slam","tag-no-slam-check-valve","tag-non-slam-check-valve","tag-non-slam-check-valve-factory","tag-non-slam-check-valve-manufacturer","tag-non-slam-check-valves","tag-non-slam-check-valves-2","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/non-slam-check-valve1.png",899,634,false],"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/fr\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":2341,"name":"Check Valve","slug":"check-valve","term_group":0,"term_taxonomy_id":2341,"taxonomy":"category","description":"Check Valve Description","parent":0,"count":25,"filter":"raw","cat_ID":2341,"category_count":25,"category_description":"Check Valve Description","cat_name":"Check Valve","category_nicename":"check-valve","category_parent":0}],"tag_info":[{"term_id":1853,"name":"Axial Check Valve Factory","slug":"axial-check-valve-factory","term_group":0,"term_taxonomy_id":1853,"taxonomy":"post_tag","description":"<!-- wp:generateblocks\/button-container {\"uniqueId\":\"6d8495a3\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"3d442e11\",\"hasUrl\":true,\"target\":true,\"backgroundColor\":\"#0366d6\",\"textColor\":\"#ffffff\",\"backgroundColorHover\":\"#222222\",\"textColorHover\":\"#ffffff\",\"paddingTop\":\"15\",\"paddingRight\":\"20\",\"paddingBottom\":\"15\",\"paddingLeft\":\"20\"} -->\r\n<a class=\"gb-button gb-button-3d442e11 gb-button-text\" href=\"mailto:commercial@zecovalve.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>GET AXIAL CHECK VALVE FACTORY INFORMATION<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_6622c7-96\"} \/-->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-what-is-an-axial-flow-in-the-check-valve\">What is an Axial Flow in the Check Valve?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nAxial flow in the check valve means the fluid or gas flowing parallel to the axis. It is an axial flow shuttle structure design, and the disc assembly with spring has cushioning and anti-vibration functions. When the medium flows downstream, it will push open the disc and the fluid through the body via axial flow channel circulation. And the spring here has a cushion effect to avoid the impact vibration between the disc and the body when a standard check valve opens. When the medium flows in the opposite direction, the disc closes very quickly, and the disc and the valve seat are tight-fitted to cut off the fluid from the reverse flow direction.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-why-is-axial-check-valve-used\">Why is <strong><a href=\"https:\/\/zecovalve.com\/product\/axial-check-valve\">Axial Check Valve<\/a><\/strong> Used?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nWhen flow is reversed in a pipe, this can cause hydraulic shock waves to pass through (also known as water hammer). This can cause severe damage to equipment in the pipeline if measurements are not taken to prevent this. The introduction of the correct check valve, in a fully closed position during reverse flow can prevent this from occurring and causing severe issues at the site.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nValves that prevent water hammer and close rapidly without slamming are called non-slam check valves\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-how-are-axial-flow-check-valves-used\">How are Axial Flow Check Valves Used?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nAxial check valves are specifically designed for fast-reversing systems where backflow is a constant concern. It is categorized as a non-slam check valve as the valve closes without slamming meaning no excess pressure spikes are created. Most axial flow check valves are spring-loaded, with a single low-mass disc, which facilitates fast, dynamic response to a reduction in flow. Due to having a single disc and spring when the disc is opening, the force is balanced resulting in an even flow.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-axial-check-valve-benefits\">Axial Check Valve Benefits<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Protect pumps and compressor equipment from damage caused by backflow \/ reverse flow<\/li>\r\n \t<li>The streamlined flow path through the valve body avoids turbulence and prevents erosion and vibration. Reduce downtime, maintenance costs, and loss of production due<\/li>\r\n \t<li>The venturi-shaped body allows for high-pressure recovery resulting in reduced pressure loss \u2013 the reduced operating cost of equipment will increase energy saving<\/li>\r\n \t<li>Very effective in preventing water hammer<\/li>\r\n \t<li>Eliminate chatter and reduce the possibility of sudden valve failure<\/li>\r\n \t<li>Smaller footprint than conventional check valves<\/li>\r\n \t<li>Flexibility to cope with variable flow conditions<\/li>\r\n \t<li>Interchangeability with most conventional swing check valves without expensive piping modification<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-axial-check-valve-factory\">Axial Check Valve Factory<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nZECO valve is a China check valve manufacturer, factory, and supplier, that mainly produces, swing check valves, lift check valves, axial check valves, forged steel check valves, wafer check valves, flanged check valves, and stainless steel check valves.\r\n\r\n<!-- \/wp:paragraph -->","parent":0,"count":4,"filter":"raw"},{"term_id":1854,"name":"axial flow non slam check valve","slug":"axial-flow-non-slam-check-valve","term_group":0,"term_taxonomy_id":1854,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":2343,"name":"check valve","slug":"check-valve","term_group":0,"term_taxonomy_id":2343,"taxonomy":"post_tag","description":"","parent":0,"count":11,"filter":"raw"},{"term_id":3474,"name":"check valve non slam","slug":"check-valve-non-slam","term_group":0,"term_taxonomy_id":3474,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":3892,"name":"no slam check valve","slug":"no-slam-check-valve","term_group":0,"term_taxonomy_id":3892,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3237,"name":"non slam check valve","slug":"non-slam-check-valve","term_group":0,"term_taxonomy_id":3237,"taxonomy":"post_tag","description":"","parent":0,"count":5,"filter":"raw"},{"term_id":3144,"name":"non slam check valve factory","slug":"non-slam-check-valve-factory","term_group":0,"term_taxonomy_id":3144,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":3145,"name":"non slam check valve manufacturer","slug":"non-slam-check-valve-manufacturer","term_group":0,"term_taxonomy_id":3145,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":3473,"name":"non slam check valves","slug":"non-slam-check-valves","term_group":0,"term_taxonomy_id":3473,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":3891,"name":"non-slam check valves","slug":"non-slam-check-valves-2","term_group":0,"term_taxonomy_id":3891,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"taxonomy_info":{"category":[{"value":2341,"label":"Check Valve"}],"post_tag":[{"value":1853,"label":"Axial Check Valve Factory"},{"value":1854,"label":"axial flow non slam check valve"},{"value":2343,"label":"check valve"},{"value":3474,"label":"check valve non slam"},{"value":3892,"label":"no slam check valve"},{"value":3237,"label":"non slam check valve"},{"value":3144,"label":"non slam check valve factory"},{"value":3145,"label":"non slam check valve manufacturer"},{"value":3473,"label":"non slam check valves"},{"value":3891,"label":"non-slam check valves"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Non Slam Check Valve - Non-Slam Check Valve Manufacturer | 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\/function-of-non-slam-check-valve-and-troubleshooting-method.html\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Non Slam Check Valve - Non-Slam Check Valve Manufacturer | ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"What are Non Slam Check Valves? The non-slam check valve is a kind of automatic valve, its main function is to prevent ... 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