{"id":2049,"count":10,"description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_b1c6bf-7f\"} \/-->\r\n\r\n<!-- wp:generateblocks\/button-container {\"uniqueId\":\"31f123f4\",\"isDynamic\":true,\"blockVersion\":2} -->\r\n<!-- wp:generateblocks\/button {\"uniqueId\":\"504ddfe8\",\"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-504ddfe8 gb-button-text\" href=\"mailto:commercial@zecovalve.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong><strong>OBTENIR LE PRIX D'UN ROBINET \u00c0 SOUPAPE<\/strong><\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Qu'est-ce qu'un robinet \u00e0 soupape ?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLes robinets \u00e0 soupape, appel\u00e9s ainsi en raison de leur forme ext\u00e9rieure, sont largement utilis\u00e9s dans la tuyauterie des installations. Ils conviennent pour un fonctionnement manuel ou automatique. Contrairement au robinet-vanne, le robinet \u00e0 soupape peut \u00eatre utilis\u00e9 pour r\u00e9guler le d\u00e9bit ou les pressions, ainsi que pour fermer compl\u00e8tement le d\u00e9bit. Il peut \u00e9galement \u00eatre utilis\u00e9 comme soupape de d\u00e9charge ou comme clapet anti-retour. Par rapport \u00e0 un robinet-vanne ou \u00e0 un robinet \u00e0 boisseau sph\u00e9rique, le robinet \u00e0 soupape a une perte de pression consid\u00e9rablement plus \u00e9lev\u00e9e en position compl\u00e8tement ouverte. Cela s'explique par le fait que le fluide change de direction lorsqu'il traverse le robinet. Le rapport L\/D pour ce type de vanne est d'environ 340. Les robinets \u00e0 soupape sont fabriqu\u00e9s dans des tailles allant jusqu'\u00e0 NPS 16. Ils sont g\u00e9n\u00e9ralement actionn\u00e9s par un volant.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Comment fonctionnent les robinets \u00e0 soupape ?<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nUn robinet \u00e0 soupape est principalement con\u00e7u pour arr\u00eater, d\u00e9marrer et r\u00e9guler le d\u00e9bit. Il se compose d'un disque mobile et d'un si\u00e8ge annulaire fixe dans un corps g\u00e9n\u00e9ralement sph\u00e9rique. Le si\u00e8ge d'un robinet \u00e0 soupape est situ\u00e9 au milieu de la conduite et parall\u00e8le \u00e0 celle-ci, et l'ouverture du si\u00e8ge est ferm\u00e9e par le disque. Lorsque la poign\u00e9e est tourn\u00e9e, manuellement ou par l'interm\u00e9diaire d'un actionneur, un disque est abaiss\u00e9 ou relev\u00e9 par l'interm\u00e9diaire de la tige du robinet. Lorsque le disque est compl\u00e8tement abaiss\u00e9, l'\u00e9coulement du fluide est coup\u00e9. Lorsque le disque est compl\u00e8tement relev\u00e9, le d\u00e9bit du fluide est maximal. Lorsque le disque est relev\u00e9 \u00e0 un niveau inf\u00e9rieur au niveau maximum, le d\u00e9bit du fluide est r\u00e9gul\u00e9 proportionnellement \u00e0 la course verticale du disque.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:image {\"align\":\"center\",\"id\":27333,\"width\":384,\"height\":317,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img class=\"wp-image-27333\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/11\/globe-valve-working.png\" alt=\"\" width=\"384\" height=\"317\" \/><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Types de robinets \u00e0 soupape<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nIl existe trois principaux types de corps pour les robinets \u00e0 soupape, \u00e0 savoir... Le mod\u00e8le en T ou corps en Z, le mod\u00e8le en angle et le mod\u00e8le en Wye ou corps en Y.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Mod\u00e8le en T Robinet \u00e0 soupape<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nMod\u00e8le en T Le robinet \u00e0 soupape est le type de corps le plus courant, avec une membrane en forme de Z. Le si\u00e8ge horizontal permet \u00e0 la tige et au disque de se d\u00e9placer perpendiculairement \u00e0 la ligne horizontale. La position horizontale du si\u00e8ge permet \u00e0 la tige et au disque de se d\u00e9placer perpendiculairement \u00e0 la ligne horizontale. Cette conception pr\u00e9sente le coefficient de d\u00e9bit le plus faible et une perte de charge plus \u00e9lev\u00e9e. Ils sont utilis\u00e9s dans les services d'\u00e9tranglement s\u00e9v\u00e8res, tels que les conduites de d\u00e9rivation autour d'une vanne de r\u00e9gulation. Les robinets \u00e0 soupape en T peuvent \u00e9galement \u00eatre utilis\u00e9s dans des applications o\u00f9 la perte de charge n'est pas un probl\u00e8me et o\u00f9 un \u00e9tranglement est n\u00e9cessaire.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Robinets \u00e0 soupape \u00e0 si\u00e8ge inclin\u00e9<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLa conception des robinets \u00e0 soupape \u00e0 angle est une modification du robinet \u00e0 soupape de base en T. Les extr\u00e9mit\u00e9s de ce robinet \u00e0 soupape sont \u00e0 un angle de 90 degr\u00e9s. Les extr\u00e9mit\u00e9s de ce robinet \u00e0 soupape forment un angle de 90 degr\u00e9s et le fluide s'\u00e9coule en un seul tour de 90 degr\u00e9s. Ils ont un coefficient de d\u00e9bit l\u00e9g\u00e8rement inf\u00e9rieur \u00e0 celui des robinets \u00e0 soupape en forme de wye. Ils sont utilis\u00e9s dans les applications pr\u00e9sentant des p\u00e9riodes de d\u00e9bit puls\u00e9 en raison de leur capacit\u00e9 \u00e0 g\u00e9rer l'effet d'engorgement de ce type de d\u00e9bit.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Robinets \u00e0 soupape de type Wye<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLa conception des robinets \u00e0 soupape de type Wye est une alternative \u00e0 la perte de charge \u00e9lev\u00e9e inh\u00e9rente aux robinets \u00e0 soupape. Le si\u00e8ge et la tige sont inclin\u00e9s \u00e0 environ 45 degr\u00e9s, ce qui permet un \u00e9coulement plus droit \u00e0 pleine ouverture et offre le moins de r\u00e9sistance possible \u00e0 l'\u00e9coulement. Ils peuvent \u00eatre ouverts pendant de longues p\u00e9riodes sans \u00e9rosion grave. Ils sont largement utilis\u00e9s pour l'\u00e9tranglement pendant les op\u00e9rations saisonni\u00e8res ou de d\u00e9marrage. Ils peuvent \u00eatre perc\u00e9s pour \u00e9liminer les d\u00e9bris lorsqu'ils sont utilis\u00e9s dans des conduites de drainage qui sont normalement ferm\u00e9es.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Construction des robinets \u00e0 soupape<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLes robinets \u00e0 soupape ont g\u00e9n\u00e9ralement des tiges ascendantes et, pour les plus grandes tailles, une construction \u00e0 vis et \u00e0 oreilles. Les composants du robinet \u00e0 soupape sont similaires \u00e0 ceux du robinet-vanne. Ce type de robinet a des si\u00e8ges dans un plan parall\u00e8le ou inclin\u00e9 par rapport \u00e0 la ligne d'\u00e9coulement.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLa maintenance des robinets \u00e0 soupape est relativement facile, car les disques et les si\u00e8ges sont facilement remis \u00e0 neuf ou remplac\u00e9s. Les robinets \u00e0 soupape sont donc particuli\u00e8rement adapt\u00e9s aux services n\u00e9cessitant une maintenance fr\u00e9quente. Lorsque les robinets sont actionn\u00e9s manuellement, la course plus courte du disque permet \u00e0 l'op\u00e9rateur de gagner du temps, surtout si les robinets sont r\u00e9gl\u00e9s fr\u00e9quemment.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLa principale variation dans la conception des robinets \u00e0 soupape r\u00e9side dans les types de disques utilis\u00e9s. Les disques de type bouchon ont une configuration longue et conique avec une large surface d'appui. Ce type de si\u00e8ge offre une r\u00e9sistance maximale \u00e0 l'action \u00e9rosive du fluide. Dans le disque de composition, le disque a une face plate qui est press\u00e9e contre l'ouverture du si\u00e8ge comme un capuchon. Ce type de si\u00e8ge n'est pas aussi adapt\u00e9 \u00e0 l'\u00e9tranglement \u00e0 haute pression diff\u00e9rentielle.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nDans les robinets \u00e0 soupape en fonte, les disques et les bagues de si\u00e8ge sont g\u00e9n\u00e9ralement en bronze. Dans les robinets \u00e0 soupape en acier pour des temp\u00e9ratures allant jusqu'\u00e0 399\u00b0C (750\u00b0F), la garniture est g\u00e9n\u00e9ralement en acier inoxydable et offre ainsi une r\u00e9sistance au grippage et \u00e0 l'\u00e9raillure. Les faces d'accouplement sont normalement trait\u00e9es thermiquement pour obtenir des valeurs de duret\u00e9 diff\u00e9rentielle. D'autres mat\u00e9riaux de garniture, y compris des alliages \u00e0 base de cobalt, sont \u00e9galement utilis\u00e9s.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLa surface d'assise est rectifi\u00e9e pour assurer un contact complet avec la surface d'appui lorsque le robinet est ferm\u00e9. Pour les classes de pression inf\u00e9rieures, l'alignement est maintenu par un long contre-\u00e9crou de disque. Pour les pressions plus \u00e9lev\u00e9es, les guides de disque sont moul\u00e9s dans le corps du robinet. Le disque tourne librement sur la tige pour \u00e9viter le grippage de la face du disque et de la bague de si\u00e8ge. La tige repose sur une plaque de but\u00e9e tremp\u00e9e, ce qui \u00e9limine le grippage de la tige et du disque au point de contact.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Disques pour robinets \u00e0 soupape<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLes disques des robinets \u00e0 soupape sont de trois types :\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Disque \u00e0 billes (disque conventionnel)<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLe disque \u00e0 billes est adapt\u00e9 aux basses temp\u00e9ratures et aux basses pressions. Id\u00e9al pour les op\u00e9rations de d\u00e9marrage et d'arr\u00eat. Mal adapt\u00e9 \u00e0 la r\u00e9gulation du d\u00e9bit.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:image {\"align\":\"center\",\"id\":27330,\"width\":223,\"height\":178,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img class=\"wp-image-27330\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/11\/Ball-Disc.jpg\" alt=\"\" width=\"223\" height=\"178\" \/><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Disque de composition \uff08Swivel Plug\uff09 (en anglais)<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nPar d\u00e9finition, les disques composites sont constitu\u00e9s de plusieurs \u00e9l\u00e9ments. Le disque est presque toujours fabriqu\u00e9 en m\u00e9tal, tandis qu'un anneau non m\u00e9tallique est mont\u00e9 sur le disque pour former la zone d'assise. Le mat\u00e9riau de l'anneau non m\u00e9tallique est choisi pour pr\u00e9senter de bonnes caract\u00e9ristiques de corrosion et d'\u00e9rosion et peut \u00eatre fabriqu\u00e9 sur mesure pour garantir qu'il est adapt\u00e9 \u00e0 l'usage pr\u00e9vu. Si l'anneau non m\u00e9tallique est choisi correctement, il devrait permettre une meilleure \u00e9tanch\u00e9it\u00e9. Les disques composites sont souvent utilis\u00e9s dans les syst\u00e8mes \u00e0 vapeur.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:image {\"align\":\"center\",\"id\":27331,\"width\":223,\"height\":179,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img class=\"wp-image-27331\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/11\/Composition-Disc.jpg\" alt=\"\" width=\"223\" height=\"179\" \/><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Disque d'obturation<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLes disques d'obturation ont une forme longue et effil\u00e9e. La forme du disque d'obturation le rend beaucoup plus adapt\u00e9 \u00e0 l'\u00e9tranglement que les disques composites et les disques \u00e0 billes.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:image {\"align\":\"center\",\"id\":27332,\"width\":223,\"height\":212,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img class=\"wp-image-27332\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/11\/Plug-Disc.jpg\" alt=\"\" width=\"223\" height=\"212\" \/><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Vanne \u00e0 soupape Raccordement du chapeau<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLes chapeaux sont d'autres composants importants pour les robinets-vannes et les robinets \u00e0 soupape. En d\u00e9montant le chapeau, le personnel de maintenance a acc\u00e8s aux m\u00e9canismes internes et peut remplacer des composants tels que le si\u00e8ge, la tige, etc. Le raccordement entre le chapeau et le corps du robinet sur les robinets \u00e0 soupape se pr\u00e9sente sous diff\u00e9rentes formes. Les chapeaux peuvent \u00eatre reli\u00e9s au corps du robinet par des boulons, des brides, des soudures ou par un m\u00e9canisme d'\u00e9tanch\u00e9it\u00e9 sous pression ; le chapeau peut faire partie int\u00e9grante du corps du robinet. Quelques-uns des raccordements entre le chapeau et le corps de vanne sont d\u00e9crits plus loin.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Raccordement \u00e0 chapeau boulonn\u00e9<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLe chapeau boulonn\u00e9 (ou viss\u00e9) est l'un des mod\u00e8les les plus simples et les moins co\u00fbteux. Cependant, le joint du chapeau doit s'adapter aux faces rotatives, et le d\u00e9vissage fr\u00e9quent du chapeau peut endommager les faces du joint. De plus, le couple n\u00e9cessaire pour serrer le joint du chapeau devient tr\u00e8s important pour les vannes de taille sup\u00e9rieure. Pour cette raison, l'utilisation de chapeaux boulonn\u00e9s est normalement limit\u00e9e aux vannes de taille inf\u00e9rieure ou \u00e9gale \u00e0 NPS 3.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Raccordement \u00e0 chapeau soud\u00e9<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nSi le chapeau est fabriqu\u00e9 dans un mat\u00e9riau soudable, le raccordement du chapeau peut \u00eatre enti\u00e8rement r\u00e9alis\u00e9 par soudage. Les chapeaux soud\u00e9s sont non seulement \u00e9conomiques, mais aussi tr\u00e8s fiables, quelles que soient la taille, la pression de fonctionnement et la temp\u00e9rature. Cependant, un inconv\u00e9nient majeur est que l'acc\u00e8s aux parties internes de la vanne n'est possible qu'en retirant la soudure, ce qui peut entra\u00eener une d\u00e9formation du chapeau. Pour cette raison, les chapeaux soud\u00e9s ne sont normalement utilis\u00e9s que lorsque l'on peut s'attendre \u00e0 ce que la vanne reste sans entretien pendant de longues p\u00e9riodes, lorsque la vanne est une vanne jetable, ou lorsque la fiabilit\u00e9 de l'\u00e9tanch\u00e9it\u00e9 du joint du chapeau l'emporte sur la difficult\u00e9 d'acc\u00e9der aux parties internes de la vanne.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Union Ring Bonnet Connection<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLe chapeau peut \u00e9galement \u00eatre maintenu sur le corps du robinet par une bague d'union viss\u00e9e s\u00e9par\u00e9e. Cette construction a l'avantage d'emp\u00eacher tout mouvement entre les faces du joint lorsque le joint est serr\u00e9. Le d\u00e9vissage r\u00e9p\u00e9t\u00e9 du chapeau ne peut donc pas endommager facilement les faces du joint. Comme pour le chapeau viss\u00e9, l'utilisation des chapeaux avec un anneau d'union viss\u00e9 est limit\u00e9e aux tailles de vannes ne d\u00e9passant normalement pas DN 80 (NPS 3).\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":4} -->\r\n<h4>Joint de pression Bonnet Connexion<\/h4>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nLe chapeau \u00e0 joint sous pression surmonte l'inconv\u00e9nient du poids en laissant la pression du fluide resserrer le joint. Le joint du chapeau devient donc plus \u00e9tanche \u00e0 mesure que la pression du fluide augmente. Ce principe de construction est souvent pr\u00e9f\u00e9r\u00e9 pour les vannes de grande taille fonctionnant \u00e0 des pressions et temp\u00e9ratures \u00e9lev\u00e9es.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-globe-valve-for-sale\">Vente de robinets \u00e0 soupape<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:columns -->\r\n<div class=\"wp-block-columns\">\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":16150,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-16150\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/flange-globe-valve.jpg\" alt=\"Robinet \u00e0 soupape \u00e0 bride\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/zecovalve.com\/fr\/products\/flange-globe-valve.html\/\">Robinet \u00e0 soupape \u00e0 bride<em>\/ GET VALVE PRICE &gt;<\/em><\/a><\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\n<a href=\"https:\/\/zecovalve.com\/fr\/products\/flange-globe-valve.html\/\">Robinet \u00e0 soupape \u00e0 bride Le robinet \u00e0 soupape \u00e0 bride ZECO peut \u00eatre divis\u00e9 en fonction de l'emplacement du filetage de la tige. Le filetage de la tige du robinet \u00e0 soupape \u00e0 bride est \u00e0 l'ext\u00e9rieur du corps, l'avantage est que l'\u00e9rosion de la tige par le fluide est facile \u00e0 lubrifier.<\/a>\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":16109,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-16109\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/cast-steel-globe-valve.jpg\" alt=\"Robinet \u00e0 soupape en acier moul\u00e9\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/zecovalve.com\/fr\/products\/cast-steel-globe-valve.html\/\">Robinet \u00e0 soupape en acier moul\u00e9<em>\/ GET VALVE PRICE &gt;<\/em><\/a><\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\n<a href=\"https:\/\/zecovalve.com\/fr\/products\/cast-steel-globe-valve.html\/\">Robinet \u00e0 soupape en acier moul\u00e9 Le robinet \u00e0 soupape en acier moul\u00e9 ZECO est principalement utilis\u00e9 pour les cas de haute pression et de petite taille, la fonction est de connecter ou de tronquer le fluide de la tuyauterie \/ GET VALVE PRICE &gt;<\/a>\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<\/div>\r\n<!-- \/wp:columns -->\r\n\r\n<!-- wp:columns -->\r\n<div class=\"wp-block-columns\">\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":16180,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-16180\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/stainless-steel-globe-valve.jpg\" alt=\"Robinet \u00e0 soupape en acier inoxydable\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/zecovalve.com\/fr\/products\/stainless-steel-globe-valve.html\/\">Robinet \u00e0 soupape en acier inoxydable<em>\/ GET VALVE PRICE &gt;<\/em><\/a><\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\n<a href=\"https:\/\/zecovalve.com\/fr\/products\/stainless-steel-globe-valve.html\/\">Robinet \u00e0 soupape en acier inoxydable La tige du robinet \u00e0 soupape en acier inoxydable ZECO est con\u00e7ue avec une surface d'appui conique anti-souffle pour permettre le reconditionnement du robinet en position compl\u00e8tement ouverte.<\/a>\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":16107,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-16107\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/cryogenic-globe-valve.jpg\" alt=\"Robinet \u00e0 soupape cryog\u00e9nique\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/zecovalve.com\/fr\/products\/cryogenic-globe-valve.html\/\">Robinet \u00e0 soupape cryog\u00e9nique<em>\/ GET VALVE PRICE &gt;<\/em><\/a><\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\n<a href=\"https:\/\/zecovalve.com\/fr\/products\/cryogenic-globe-valve.html\/\">Robinet \u00e0 soupape cryog\u00e9nique Afin de maintenir le presse-\u00e9toupe \u00e0 l'\u00e9cart des fluides \u00e0 basse temp\u00e9rature et de pr\u00e9venir les dommages dus au contact \u00e0 long terme affectant les performances d'\u00e9tanch\u00e9it\u00e9, la tige du robinet \u00e0 soupape cryog\u00e9nique ZECO est allong\u00e9e afin de prolonger la dur\u00e9e de vie de la garniture.\/ GET VALVE PRICE &gt;<\/a>\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<\/div>\r\n<!-- \/wp:columns -->\r\n\r\n<!-- wp:columns -->\r\n<div class=\"wp-block-columns\">\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":16032,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-16032\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/manual-globe-valve-1.jpg\" alt=\"robinet \u00e0 soupape manuel\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/zecovalve.com\/fr\/products\/manual-globe-valve.html\/\">Robinet \u00e0 soupape manuel<em>\/ GET VALVE PRICE &gt;<\/em><\/a><\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\n<a href=\"https:\/\/zecovalve.com\/fr\/products\/manual-globe-valve.html\/\">Robinet \u00e0 soupape manuel Le robinet \u00e0 soupape manuel ZECO utilise une structure de type voie. Afin de garantir l'\u00e9tanch\u00e9it\u00e9 au niveau de la garniture de la tige, nous utilisons une garniture en graphite flexible \/ GET VALVE PRICE &gt;<\/a>\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\"><\/div>\r\n<!-- \/wp:column -->\r\n\r\n<\/div>\r\n<!-- \/wp:columns -->\r\n\r\n<!-- wp:columns -->\r\n<div class=\"wp-block-columns\">\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":17514,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-17514\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/\u672a\u6807\u9898-21-131149.jpg\" alt=\"Robinet \u00e0 soupape \u00e0 engrenage\" \/><figcaption class=\"wp-element-caption\">Robinet \u00e0 soupape \u00e0 engrenage<\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":17558,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-17558\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/\u672a\u6807\u9898-3-125248.jpg\" alt=\"Y Robinet \u00e0 soupape\" \/><figcaption class=\"wp-element-caption\">Y Robinet \u00e0 soupape<\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<!-- wp:column -->\r\n<div class=\"wp-block-column\">\r\n\r\n<!-- wp:image {\"id\":17566,\"sizeSlug\":\"full\",\"linkDestination\":\"none\"} -->\r\n<figure class=\"wp-block-image size-full\"><img class=\"wp-image-17566\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/\u672a\u6807\u9898-1-134425.jpg\" alt=\"Robinet \u00e0 soupape A105\" \/><figcaption class=\"wp-element-caption\">Robinet \u00e0 soupape A105<\/figcaption><\/figure>\r\n<!-- \/wp:image -->\r\n\r\n<\/div>\r\n<!-- \/wp:column -->\r\n\r\n<\/div>\r\n<!-- \/wp:columns -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Sens d'\u00e9coulement des robinets \u00e0 soupape<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nPour les applications \u00e0 basse temp\u00e9rature, les robinets \u00e0 soupape sont normalement install\u00e9s de mani\u00e8re \u00e0 ce que la pression se trouve sous le disque. Cela contribue \u00e0 faciliter le fonctionnement et \u00e0 prot\u00e9ger la garniture.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nPour les applications de vapeur \u00e0 haute temp\u00e9rature, les robinets \u00e0 soupape sont install\u00e9s de mani\u00e8re \u00e0 ce que la pression soit au-dessus du disque. Dans le cas contraire, la tige se contractera lors du refroidissement et aura tendance \u00e0 soulever le disque du si\u00e8ge.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-advantages-of-globe-valve\">Avantages du robinet \u00e0 soupape<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul><!-- wp:list-item -->\r\n \t<li>Meilleure fermeture que le robinet-vanne.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Bon pour une utilisation fr\u00e9quente, car il n'y a pas de risque d'usure du si\u00e8ge et du disque.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Facile \u00e0 r\u00e9parer, car le si\u00e8ge et le disque sont accessibles par la partie sup\u00e9rieure de la soupape.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Fonctionnement rapide par rapport \u00e0 un robinet-vanne en raison de la longueur de course plus courte<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>G\u00e9n\u00e9ralement actionn\u00e9 par un actionneur automatique<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Avantages du robinet \u00e0 soupape<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul><!-- wp:list-item -->\r\n \t<li>Perte de charge importante due \u00e0 deux ou plusieurs virages \u00e0 angle droit du fluide circulant \u00e0 l'int\u00e9rieur du corps de la vanne.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Obstructions et discontinuit\u00e9s dans la trajectoire de l'\u00e9coulement entra\u00eenant une perte de charge \u00e9lev\u00e9e.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Dans une grande ligne \u00e0 haute pression, les pulsations et les impacts peuvent endommager les pi\u00e8ces internes de la garniture.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Une grande vanne n\u00e9cessite une puissance consid\u00e9rable pour s'ouvrir et produit du bruit lorsqu'elle fonctionne.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Elle est plus lourde que les autres soupapes de m\u00eame pression nominale.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- wp:list-item -->\r\n<ul>\r\n \t<li style=\"list-style-type: none\">\r\n<ul>\r\n \t<li>Plus co\u00fbteux que le robinet-vanne.<\/li>\r\n<\/ul>\r\n<\/li>\r\n<\/ul>\r\n<!-- \/wp:list-item -->\r\n\r\n<!-- \/wp:list -->","link":"https:\/\/zecovalve.com\/fr\/categorie-de-produits\/globe-valve","name":"Robinet \u00e0 soupape","slug":"globe-valve","taxonomy":"product_cat","parent":0,"meta":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Globe Valve - Types of Globe Valve | Globe Valve Manufacturer - ZECO<\/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\/categorie-de-produits\/globe-valve\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Globe Valve - Types of Globe Valve | Globe Valve Manufacturer - ZECO\" \/>\n<meta property=\"og:description\" content=\"GET GLOBE VALVE PRICE  What is a Globe Valve?  Globe valves, so-called because of their outside shape, are widely used in plant piping. They are suitable for manual and automatic operation. Unlike the gate valve, the globe valve can be used for regulating flow or pressures as well as complete shutoff of flow. It may also be used sometimes as a pressure relief valve or as a check valve. Compared with a gate valve or ball valve, the globe valve has considerably higher pressure loss in the fully open position. This is because the flow of fluid changes direction as it goes through the valve. The L\/D ratio for this type of valve is approximately 340. Globe valves are manufactured in sizes up to NPS 16. They are generally hand wheel\u2013operated.  How do Globe Valves Work?  A globe valve is primarily designed to stop, start and regulate flow. It is comprised of a movable disk and a stationary ring seat in a generally spherical body. The seat of a globe valve is in the middle of and parallel to the pipe, and the opening in the seat is closed off with the disk. When the handle is turned, manually or through an actuator, a disc is lowered or raised by means of the valve stem. When the disc is fully lowered, the fluid flow is shut off. When the disc is fully raised, the fluid flow is at its maximum rate. When the disc is raised to less than the maximum level, the fluid flow is regulated in proportion to the vertical travel of the disc.   Globe Valve Types  There are three primary body designs for Globe valves, namely.. Tee Pattern or Z-body, Angle Pattern, and Wye Pattern or Y-body body.  Tee Pattern Globe valve  Tee Pattern Globe valve design is the most common body type, with a Z-shaped diaphragm. The horizontal setting of the seat allows the stem and disk to travel perpendicular to the horizontal line. This design has the lowest coefficient of flow and higher pressure drop. They are used in severe throttling services, such as in bypass lines around a control valve. Tee-pattern Globe valves may also be used in applications where pressure drop is not a concern and throttling is required.  Angle Pattern Globe valves  Angle Pattern Globe valves design is a modification of the basic Tee Pattern Globe valve. The ends of this Globe valve are at an angle of 90 degrees, and fluid flow occurs with a single 90 degrees turn. They have a slightly lower coefficient of flow than wye-pattern Globe valves. They are used in applications that have periods of pulsating flow because of their capability to handle the slugging effect of this type of flow.  Wye Pattern Globe valves  Wye Pattern Globe valves design is an alternative for the high pressure drop, inherent in Globe valves. The seat and stem are angled at approximately 45 degrees, which gives a straighter flowpath at full opening and offers the least resistance to flow. They can be cracked open for long periods without severe erosion. They are extensively used for throttling during seasonal or startup operations. They can be rod through to remove debris when used in drain lines that are normally closed.  Construction of Globe valves  Globe valves usually have rising stems, and the larger sizes are of the outside screw-and-yoke construction. The components of the Globe valve are similar to those of the gate valve. This type of valve has seats in a plane parallel or inclined to the line of flow.  Maintenance of Globe valves is relatively easy, as the discs and seats are readily refurbished or replaced. This makes Globe valves particularly suitable for services that require frequent valve maintenance. Where valves are operated manually, the shorter disc travel offers advantages in saving operator time, especially if the valves are adjusted frequently.  The principal variation in Globe-valve design is in the types of discs employed. Plug-type discs have a long, tapered configuration with a wide bearing surface. This type of seat provides maximum resistance to the erosive action of the fluid stream. In the composition disc, the disc has a flat face that is pressed against the seat opening like a cap. This type of seat arrangement is not as suitable for high differential pressure throttling.  In cast-iron Globe valves, discs and seat rings are usually made of bronze. In steel-Globe valves for temperatures up to 750\u00b0F (399\u00b0C), the trim is generally made of stainless steel and so provides resistance to seizing and galling. The mating faces are normally heat-treated to obtain differential hardness values. Other trim materials, including cobalt-based alloys, are also used.  The seating surface is ground to ensure full-bearing surface contact when the valve is closed. For lower pressure classes, alignment is maintained by a long disc locknut. For higher pressures, disc guides are cast into the valve body. The disc turns freely on the stem to prevent galling of the disc face and seat ring. The stem bears against a hardened thrust plate, eliminating the galling of the stem and disc at the point of contact.  Globe Valve Discs  Globe valve discs utilize three basic disc designs:  Ball Disc (Conventional Disc)  Ball disc is suitable for low temperatures and low pressures. Ideal for starting and stopping operations. Ill-suited for flow regulation.   Composition Disc \uff08Swivel Plug\uff09  Composition disc composites by definition consist of several components. The disc is almost always manufactured from metal whilst a non-metallic ring is mounted onto the disc to form the seating area. The non-metallic ring material is chosen to have good corrosion and erosion characteristics and may be custom made to ensure it is fit for purpose. If the non-metallic ring is chosen correctly, it should allow for better sealing. Composite discs are often employed for steam system applications.   Plug Disc  Plug discs have a long and tapered shape. The shape of the plug disc makes it much more suitable for throttling than the composite and ball disc type designs.   Globe Valve Bonnet Connection  Bonnets are other important components for the gate and globe type valves. By dismantling the bonnet, the maintenance staff has access to the internal mechanisms and can replace components like the seat, the stem, etc (trim). The Bonnet \u2013 Valve Body connection on globe valves comes in a variety of designs. Bonnets may be joined to the valve body by means of bolts, flanges, welding, or by means of a pressure-seal mechanism; the bonnet may be an integral part of the valve body. A few of the bonnet\u2013valve body connections are detailed further.  Bolted Bonnet Connection  The bolted (also referred to as screwed-in) bonnet is one of the simplest and least expensive designs. However, the bonnet gasket must accommodate itself to rotating faces, and frequent unscrewing of the bonnet may damage the joint faces. Also, the torque required to tighten the bonnet joint becomes very large for the higher size valves. For this reason, the use of bolted bonnets is normally restricted to valve sizes not greater than NPS 3.  Welded Bonnet Connection  If the bonnet is made of a weldable material, the bonnet connection may be made entirely by welding. Welded bonnets are not only economical but also most reliable irrespective of size, operating pressure, and temperature. However, a major drawback is that access to the valve internals can be gained only by removing the weld which may cause the bonnet to distort. For this reason, welded bonnets are normally used only where the valve can be expected to remain maintenance-free for long periods, where the valve is a throw-away valve, or where the sealing reliability of the bonnet joint outweighs the difficulty of gaining access to the valve internals.  Union Ring Bonnet Connection  The bonnet may also be held to the valve body by a separate screwed union ring. This construction has the advantage of preventing any motion between the joint faces as the joint is being tightened. Repeatedly unscrewing the bonnet, therefore, cannot readily harm the joint faces. As with the screwed-in bonnet, the use of bonnets with a screwed union ring is restricted to valve sizes normally not greater than DN 80 (NPS 3).  Pressure Seal Bonnet Connection  The pressure-seal bonnet overcomes weight disadvantage by letting the fluid pressure tighten the joint. The bonnet seal, therefore, becomes tighter as the fluid pressure increases. This construction principle is frequently preferred for large valves operating at high pressures and temperatures.  Globe Valve for Sale    Flange Globe Valve\/ GET VALVE PRICE &gt;  Flange Globe Valve ZECO flange globe valve can be divided according to the location of the stem thread. Flange globe valve stem thread is outside of the body, the advantage is that stem erosion from the medium, easy lubrication such structure is common.\/ GET VALVE PRICE &gt;    Cast Steel Globe Valve\/ GET VALVE PRICE &gt;  Cast Steel Globe Valve ZECO cast steel globe valve is mainly used for occasions of high pressure and small size, function is to connect or truncate piping medium.\/ GET VALVE PRICE &gt;      Stainless Steel Globe Valve\/ GET VALVE PRICE &gt;  Stainless Steel Globe Valve The stem of ZECO stainless steel globe valve is designed with anti-blow-out stem conical backseat surface to permit repacking of the valve in the fully open position.\/ GET VALVE PRICE &gt;    Cryogenic Globe Valve\/ GET VALVE PRICE &gt;  Cryogenic Globe Valve In order to keep the stuffing box away from low-temperature media and prevent long-term contact damage affecting sealing performance, The stem of ZECO cryogenic globe valve is lengthened to make the packing last longer.\/ GET VALVE PRICE &gt;      Manual Globe Valve\/ GET VALVE PRICE &gt;  Manual Globe Valve ZECO manual globe valve uses way type structure. In order to make sure about the sealing at the stem packing, use flexible graphite packing.\/ GET VALVE PRICE &gt;       Gear Operated Globe Valve    Y Globe Valve    A105 Globe Valve    Flow Direction of Globe\u00a0valves  For applications with low temperatures, Globe valves are normally installed so that the pressure is under the disc. This contributes to an easy operation and helps protect the packing.  For applications with high temperature steam service, Globe valves are installed so that the pressure is above the disk. Otherwise, the stem will contract upon cooling and tend to lift the disk off the seat  Advantages of Globe Valve   Better shut off as compared to gate valve.     Good for frequent operation as no fear of wear of seat and disk     Easy to repair, as the seat and disk can be accessed from the valve top     Fast operation compares to gate valve due to shorter stroke length     Usually operated by an automatic actuator    Advantages of Globe Valve   High head loss from two or more right-angle turns of flowing fluid within the valve body.     Obstructions and discontinuities in the flow path leading to a high head loss.     In a large high-pressure line, pulsations and impacts can damage internal trim parts.     A large valve requires considerable power to open and create noise while in operation.     It is heavier than other valves of the same pressure rating.     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