{"id":16991,"date":"2022-06-25T12:45:27","date_gmt":"2022-06-25T12:45:27","guid":{"rendered":"https:\/\/zecovalve.com\/?post_type=product&#038;p=16991"},"modified":"2023-06-26T05:25:05","modified_gmt":"2023-06-26T05:25:05","slug":"backflow-preventers","status":"publish","type":"product","link":"https:\/\/zecovalve.com\/fr\/produit\/backflow-preventers","title":{"rendered":"Dispositifs anti-refoulement"},"content":{"rendered":"<div class=\"sep-pages-boxs bgs clearfix\">\n<div class=\"sep-container clearfix\">\n<h1 class=\"titles sizes1 cens gtj-ff-bold\">Dispositifs anti-refoulement<\/h1>\n<div class=\"bq-sep-pro-detail-thumbs ons clearfix\">\n<div class=\"thumbs\">\n<div class=\"imgs ons\">\n<div class=\"swiper-container swiper-container-initialized swiper-container-horizontal\">\n<div class=\"swiper-wrapper\">\n<div class=\"swiper-slide swiper-slide-active\">\n<figure id=\"attachment_16992\" aria-describedby=\"caption-attachment-16992\" style=\"width: 254px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-16992\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-264x300.jpg\" alt=\"Dispositifs anti-refoulement\" width=\"264\" height=\"300\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-264x300.jpg 264w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers.jpg 400w\" sizes=\"auto, (max-width: 264px) 100vw, 264px\" \/><figcaption id=\"caption-attachment-16992\" class=\"wp-caption-text\">Dispositifs anti-refoulement<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"lr-lists-boxs\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"sep-pages-boxs clearfix\">\n<div class=\"sep-container clearfix\">\n<div id=\"zf-nexts\" class=\"flex clearfix\">\n<div class=\"bq-zf-lefts\">\n<div class=\"richtext\">\n<h2>Festures des clapets anti-retour<\/h2>\n<div class=\"text-center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-16993\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-features-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-features-300x225.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-features.jpg 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/div>\n<ul class=\"list-paddingleft-2\">\n<li>Le double clapet anti-retour est con\u00e7u dans son ensemble, avec une petite structure \uff1b<\/li>\n<li>Le corps est rationalis\u00e9 avec peu de perte de r\u00e9sistance.<\/li>\n<li>La combinaison d&#039;un double clapet anti-retour et d&#039;une soupape de vidange de s\u00e9curit\u00e9 peut emp\u00eacher compl\u00e8tement la pollution par reflux dans toutes les conditions de travail\u00a0;<\/li>\n<li>Toutes les pi\u00e8ces mobiles sont constitu\u00e9es de mat\u00e9riaux antirouille et r\u00e9sistants \u00e0 l&#039;usure avec une longue dur\u00e9e de vie.<\/li>\n<\/ul>\n<\/div>\n<div class=\"richtext\">\n<h2>Principe de fonctionnement des clapets anti-retour<\/h2>\n<div class=\"text-center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-16994\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-principle-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-principle-300x225.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-principle.jpg 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/div>\n<p>Disconnecteurs pour deux s\u00e9ries de clapets anti-retour, lorsque l&#039;un des joints est endommag\u00e9, l&#039;autre agit \u00e9galement comme un joint pour emp\u00eacher le reflux. Cependant, lorsque l\u2019\u00e9tanch\u00e9it\u00e9 de deux clapets anti-retour est rompue en m\u00eame temps, la fonction anti-retour est perdue. Disconnecteurs anti-retour sur le type commun de fondation au milieu du drain, de sorte que m\u00eame si deux clapets anti-retour scellant en m\u00eame temps s&#039;endommagent, ils peuvent \u00e9galement jouer un r\u00f4le dans la pr\u00e9vention de la pollution par reflux.<\/p>\n<\/div>\n<div class=\"richtext\">\n<h2>Installation et mise en service des clapets anti-retour<\/h2>\n<div class=\"text-center\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-16995\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-installation-and-commissioning-300x225.png\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-installation-and-commissioning-300x225.png 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/backflow-preventers-installation-and-commissioning.png 600w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/div>\n<p>Cette vanne doit \u00eatre install\u00e9e horizontalement, l&#039;environnement du site d&#039;installation doit \u00eatre propre, il doit y avoir suffisamment d&#039;espace de maintenance, le degr\u00e9 principal du drain de s\u00e9curit\u00e9 ou de la sortie (pare-air) est \u00e0 plus de 300 mm au-dessus du sol et il ne doit pas \u00eatre inond\u00e9. par l&#039;eau ou les d\u00e9bris, et la zone d&#039;installation doit \u00eatre \u00e9quip\u00e9e d&#039;installations de drainage. Pour une utilisation sp\u00e9cifique, veuillez consulter ZECO Valve Group.<\/p>\n<\/div>\n<div class=\"richtext\">\n<h2>Mat\u00e9riau et norme des clapets anti-retour<\/h2>\n<p>Gamme de tailles\u00a0: 2\u2033~12\u2033<br \/>\nPression nominale\u00a0: 10 bars ~ 25 bars<br \/>\nDimensions face \u00e0 face\u00a0: AMSE B16.10, EN558-1<br \/>\nDimension d&#039;extr\u00e9mit\u00e9 de bride\u00a0: AMSE B16.1\/16.42, AS4087, EN1092-2<br \/>\nRev\u00eatement\u00a0: rev\u00eatement \u00e9poxy li\u00e9 par fusion<br \/>\nInspection et test\u00a0: ISO 5208 \/ EN 12226-2<\/p>\n<div class=\"over-tabs\">\n<table>\n<tbody>\n<tr class=\"firstRow\">\n<td>Partie<\/td>\n<td>Mat\u00e9riau<\/td>\n<td>Standard<\/td>\n<\/tr>\n<tr>\n<td>Corps<\/td>\n<td>Fonte Ductile<\/td>\n<td>EN 1563\/DIN 1693<\/td>\n<\/tr>\n<tr>\n<td>Bonnet<\/td>\n<td>Fonte Ductile<\/td>\n<td>EN 1563\/DIN 1693<\/td>\n<\/tr>\n<tr>\n<td>Si\u00e8ge<\/td>\n<td>CuZn39Pb1 \/ C37000<\/td>\n<td>EN12167\/ASTM B135<\/td>\n<\/tr>\n<tr>\n<td>Tige<\/td>\n<td>Acier inoxydable 431<\/td>\n<td>EN10088-1\/ASTM A959<\/td>\n<\/tr>\n<tr>\n<td>Printemps<\/td>\n<td>Acier inoxydable 431<\/td>\n<td>EN10088-1\/ASTM A959<\/td>\n<\/tr>\n<tr>\n<td>Joint<\/td>\n<td>EPDM\/NBR<\/td>\n<td>OIN 4633<\/td>\n<\/tr>\n<tr>\n<td colspan=\"3\">Pour les options de mat\u00e9riaux non r\u00e9pertori\u00e9es, consultez l\u2019usine.<\/p>\n<p>ZECO fabrique des vannes dans plus de 50 alliages diff\u00e9rents.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Disconnecteurs anti-retour Festures des clapets anti-retour Le double clapet anti-retour est con\u00e7u dans son ensemble, avec une petite structure \uff1b Le corps est rationalis\u00e9 avec \u2026 <a title=\"Dispositifs anti-refoulement\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/fr\/produit\/backflow-preventers\" aria-label=\"Plus sur Anti-retour\">Lire plus<\/a><\/p>","protected":false},"featured_media":27942,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":""},"product_cat":[2526],"product_tag":[2657,2661],"class_list":["post-16991","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-water-control-valve","product_tag-non-return-valve","product_tag-nrv-valve","sales-flash-overlay","woocommerce-text-align-center","woocommerce-image-align-center","do-quantity-buttons"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Backflow-Preventers-1.jpg",800,600,false],"author_info":[],"comment_info":0,"taxonomy_info":{"product_cat":[{"value":2526,"label":"Water Control Valve"}],"product_tag":[{"value":2657,"label":"Non Return Valve"},{"value":2661,"label":"NRV Valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Backflow Preventers - 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\/produit\/backflow-preventers\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Backflow Preventers - ZECO Valve\" \/>\n<meta property=\"og:description\" content=\"Backflow Preventers Festures of Backflow Preventers The double check valve is designed as a whole, with small structure\uff1b Body is streamlined with ... Lire plus\" \/>\n<meta property=\"og:url\" content=\"https:\/\/zecovalve.com\/fr\/produit\/backflow-preventers\" \/>\n<meta property=\"og:site_name\" content=\"ZECO Valve\" \/>\n<meta property=\"article:modified_time\" content=\"2023-06-26T05:25:05+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Backflow-Preventers-1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\">\n\t<meta name=\"twitter:data1\" content=\"Jerry\">\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\">\n\t<meta name=\"twitter:data2\" content=\"1 minute\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/zecovalve.com\/#website\",\"url\":\"https:\/\/zecovalve.com\/\",\"name\":\"ZECO Valve\",\"description\":\"Industrial Ball Valve, Gate Valve and Globe Valve Manufacturer\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/zecovalve.com\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/zecovalve.com\/product\/backflow-preventers#primaryimage\",\"inLanguage\":\"fr-FR\",\"url\":\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Backflow-Preventers-1.jpg\",\"width\":800,\"height\":600,\"caption\":\"Backflow Preventers\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/product\/backflow-preventers#webpage\",\"url\":\"https:\/\/zecovalve.com\/product\/backflow-preventers\",\"name\":\"Backflow Preventers - ZECO Valve\",\"isPartOf\":{\"@id\":\"https:\/\/zecovalve.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/zecovalve.com\/product\/backflow-preventers#primaryimage\"},\"datePublished\":\"2022-06-25T12:45:27+00:00\",\"dateModified\":\"2023-06-26T05:25:05+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/zecovalve.com\/product\/backflow-preventers#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/zecovalve.com\/product\/backflow-preventers\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/zecovalve.com\/product\/backflow-preventers#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"item\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/\",\"url\":\"https:\/\/zecovalve.com\/\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"position\":2,\"item\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/product-category\",\"url\":\"https:\/\/zecovalve.com\/product-category\",\"name\":\"Industrial Valve Manufacturer | Water Valve Manufacturer\"}},{\"@type\":\"ListItem\",\"position\":3,\"item\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/product\/backflow-preventers\",\"url\":\"https:\/\/zecovalve.com\/product\/backflow-preventers\",\"name\":\"Backflow Preventers\"}}]}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","_links":{"self":[{"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/product\/16991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/comments?post=16991"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/media\/27942"}],"wp:attachment":[{"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/media?parent=16991"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/product_cat?post=16991"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/zecovalve.com\/fr\/wp-json\/wp\/v2\/product_tag?post=16991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}