{"id":4416,"date":"2021-12-29T07:12:23","date_gmt":"2021-12-29T07:12:23","guid":{"rendered":"https:\/\/zecovalve.com\/some-knowledge-of-flanged-center-line-butterfly-valve.html"},"modified":"2022-08-15T02:57:12","modified_gmt":"2022-08-15T02:57:12","slug":"some-knowledge-of-flanged-center-line-butterfly-valve","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/some-knowledge-of-flanged-center-line-butterfly-valve.html","title":{"rendered":"V\u00e1lvula borboleta de linha central com flange dupla - V\u00e1lvula borboleta conc\u00eantrica"},"content":{"rendered":"<h2 class=\"wp-block-heading\">O que s\u00e3o <strong><mark style=\"background-color:var(--base)\" class=\"has-inline-color has-contrast-2-color\"><a href=\"https:\/\/zecovalve.com\/pt\/produto\/wafer-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00e1lvulas borboleta centradas<\/a><\/mark><\/strong>?<\/h2>\n\n\n\n<p>As v\u00e1lvulas borboleta c\u00eantricas s\u00e3o utilizadas principalmente na constru\u00e7\u00e3o de instala\u00e7\u00f5es localizadas dentro de edif\u00edcios fechados. Aqui, este tipo de v\u00e1lvula borboleta demonstra suas vantagens, pois tem um pre\u00e7o mais favor\u00e1vel e precisa de menos espa\u00e7o do que uma v\u00e1lvula borboleta flangeada.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"330\" height=\"300\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/wafer-butterfly-valve.jpg\" alt=\"V\u00e1lvula de borboleta de bolacha\" class=\"wp-image-16939\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/wafer-butterfly-valve.jpg 330w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/wafer-butterfly-valve-300x273.jpg 300w\" sizes=\"auto, (max-width: 330px) 100vw, 330px\" \/><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">Caracter\u00edsticas das v\u00e1lvulas borboleta conc\u00eantricas<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Adequado para servi\u00e7os gasosos e l\u00edquidos<\/li><li>Desligamento positivo bidirecional<\/li><li>Automa\u00e7\u00e3o de montagem direta<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Aplica\u00e7\u00f5es de v\u00e1lvulas borboleta Centerline<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>HVAC<\/li><li>Processamento Qu\u00edmico\/Petroqu\u00edmico<\/li><li>Alimentos e Bebidas<\/li><li>Energia e servi\u00e7os p\u00fablicos<\/li><li>Polpa e papel<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-a-double-flanged-center-line-butterfly-valve\">O que \u00e9 uma <strong><mark style=\"background-color:var(--base)\" class=\"has-inline-color has-contrast-2-color\"><a href=\"https:\/\/zecovalve.com\/pt\/produto\/flanged-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00e1lvula borboleta de linha central com flange dupla<\/a><\/mark><\/strong>?<\/h2>\n\n\n\n<p>V\u00e1lvula borboleta de dupla flange utilizada para regula\u00e7\u00e3o e seccionamento de fluxo em instala\u00e7\u00f5es de abastecimento de \u00e1gua, canaliza\u00e7\u00f5es, irriga\u00e7\u00e3o, etc. Possui baixa perda de carga devido ao design hidrodin\u00e2mico do disco, \u00e9 estanque 100% e n\u00e3o necessita de juntas para instala\u00e7\u00e3o.<\/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\/2022\/06\/flanged-concentric-butterfly-valve-with-electric-actuator.png\" alt=\"\" class=\"wp-image-17359\" width=\"300\" height=\"225\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/flanged-concentric-butterfly-valve-with-electric-actuator.png 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/flanged-concentric-butterfly-valve-with-electric-actuator-300x225.png 300w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n<\/div>\n\n\n<p><span style=\"font-size: medium;\">De acordo com diferentes formas estruturais, ela pode ser dividida em v\u00e1lvula borboleta de linha m\u00e9dia, v\u00e1lvula borboleta de excentricidade \u00fanica, v\u00e1lvula borboleta de excentricidade dupla,<\/span> e tr\u00eas v\u00e1lvula borboleta de excentricidade. A v\u00e1lvula borboleta da linha intermedi\u00e1ria geralmente \u00e9 vedada com uma veda\u00e7\u00e3o macia. V\u00e1lvula borboleta exc\u00eantrica com veda\u00e7\u00e3o r\u00edgida. A v\u00e1lvula borboleta tr\u00eas exc\u00eantrica \u00e9 a v\u00e1lvula de melhor desempenho atualmente, ambas as v\u00e1lvulas borboleta de veda\u00e7\u00e3o macia t\u00eam excelente desempenho de veda\u00e7\u00e3o e as v\u00e1lvulas borboleta de veda\u00e7\u00e3o r\u00edgida t\u00eam alta temperatura e alta press\u00e3o<span style=\"font-size: medium;\"> caracter\u00edsticas de resist\u00eancia \u00e0 corros\u00e3o.<\/span><\/p>\n\n\n\n<p><span style=\"font-size: medium;\">De acordo com as diferentes formas de conex\u00e3o, ela pode ser dividida em v\u00e1lvula borboleta dupla, v\u00e1lvula borboleta flangeada, v\u00e1lvula borboleta soldada, v\u00e1lvula borboleta de parafuso, v\u00e1lvula borboleta de fixa\u00e7\u00e3o e assim por diante. Ent\u00e3o voc\u00ea sabe como isso aconteceu?<\/span><\/p>\n\n\n\n<p><span style=\"font-size: medium;\">Somos um fornecedor profissional de v\u00e1lvula borboleta de linha central flangeada, fornecemos v\u00e1lvulas borboleta de linha central flangeada, entre em contato conosco!<\/span><\/p>\n\n\n\n<!-- Andy:h-related-tags -->\n<h2 id=\"h-related-tags\">Etiquetas relacionadas :<\/h2>\n<!-- \/Andy:h-related-tags -->\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/\">V\u00e1lvula ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/categoria-do-produto\/butterfly-valve\/\">Fabricante de v\u00e1lvula borboleta - v\u00e1rios tipos de v\u00e1lvula borboleta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/thermoplastic-materials-as-valve-seat.html\/\">Materiais termopl\u00e1sticos como sede de v\u00e1lvula esf\u00e9rica e sede de v\u00e1lvula borboleta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diferen\u00e7a entre a v\u00e1lvula de gaveta e a v\u00e1lvula de borboleta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/introduction-of-epdm-nbr-butterfly-valve-seat-industrial-valve-information-news-zeco-valve.html\/\">V\u00e1lvula borboleta NBR<\/a>\n\n<\/div>\n\n\n\n<p>Dez artigos antes e depois<\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/notes-for-use-of-cast-iron-butterfly-valves.html\/\">Notas para uso de v\u00e1lvulas borboleta de ferro fundido<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/why-should-the-stop-valve-be-low-in-and-high.html\/\">Por que a v\u00e1lvula de bloqueio deve estar baixa e alta?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/whats-the-difference-between-cast-iron-valve-and-cast-steel-valve.html\/\">Qual \u00e9 a diferen\u00e7a entre v\u00e1lvula de ferro fundido e v\u00e1lvula de a\u00e7o fundido<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/what-is-a-10k-elastic-deat-gate-valve.html\/\">O que \u00e9 uma v\u00e1lvula de gaveta el\u00e1stica 10K<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/seven-structural-features-of-water-sealed-globe-valve.html\/\">Sete caracter\u00edsticas estruturais da v\u00e1lvula globo selada a \u00e1gua<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/how-the-butterfly-valve-works-2.html\/\">Como funciona a v\u00e1lvula borboleta?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/basic-valve-purchase-criteria.html\/\">Crit\u00e9rios b\u00e1sicos de compra de v\u00e1lvula<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/want-to-learn-about-cast-iron-butterfly-valve-come-on-tts-all-summed-up-here.html\/\">Quer aprender sobre v\u00e1lvula borboleta de ferro fundido? Vamos l\u00e1, est\u00e1 tudo resumido aqui<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/types-of-pneumatic-drive-type-butterfly-valve-accessories.html\/\">Tipos de acess\u00f3rios de v\u00e1lvula borboleta tipo acionamento pneum\u00e1tico<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/structural-features-of-bellow-seal-globe-valve.html\/\">Caracter\u00edsticas estruturais da v\u00e1lvula globo Bellow Seal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>O que s\u00e3o v\u00e1lvulas borboleta c\u00eantricas? As v\u00e1lvulas borboleta c\u00eantricas s\u00e3o utilizadas principalmente na constru\u00e7\u00e3o de instala\u00e7\u00f5es localizadas dentro de edif\u00edcios fechados. Aqui esta \u2026 <a title=\"V\u00e1lvula borboleta de linha central com flange dupla - V\u00e1lvula borboleta conc\u00eantrica\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/some-knowledge-of-flanged-center-line-butterfly-valve.html\" aria-label=\"Mais em V\u00e1lvula Borboleta de Linha Central com Flange Dupla \u2013 V\u00e1lvula Borboleta Conc\u00eantrica\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":17359,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1],"tags":[3657,3654,3656,3509,3653,2519,3655],"class_list":["post-4416","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-center-line-butterfly-valve","tag-center-line-butterfly-valves","tag-center-line-check-valve","tag-centerline-butterfly-valve","tag-centric-butterfly-valve","tag-concentric-butterfly-valve","tag-double-flanged-center-line-butterfly-valve","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/flanged-concentric-butterfly-valve-with-electric-actuator.png",600,450,false],"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/pt\/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":3657,"name":"Center line Butterfly Valve","slug":"center-line-butterfly-valve","term_group":0,"term_taxonomy_id":3657,"taxonomy":"post_tag","description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_e4c4a1-9b\"} \/-->\r\n\r\n<!-- 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 CENTERLINE BUTTERFLY VALVE PRICE<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nA resilient seated butterfly valve with superior design features and materials of construction to provide repeatable tight shutoff in severe abrasive and corrosive environments for a variety of applications.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Standard of Centerline Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Flange Standard.:DIN2501, BS10-D, BS4504, ANSI B16.1, B16.42, JIS B2239<\/li>\r\n \t<li>Valve Tested: API598<\/li>\r\n \t<li>Face to Face: DIN3202-K1, EN558-1 20 SERIES, BS5155, MSS SP-67<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Material of Centerline Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:table -->\r\n<figure class=\"wp-block-table\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td><strong>o<\/strong><\/td>\r\n<td><strong>Parts Name<\/strong><\/td>\r\n<td><strong>Material<\/strong><\/td>\r\n<\/tr>\r\n<tr>\r\n<td>1<\/td>\r\n<td>Body<\/td>\r\n<td>C.I. \/ D.I. \/ C.S.\u00a0\/ S.S.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>2<\/td>\r\n<td>Disc<\/td>\r\n<td>A536 60-40-18 \/ CF8 \/ CF8M \/ Br \/ AI-Br<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>3<\/td>\r\n<td>Seat<\/td>\r\n<td>NBR \/ EPDM \/ VITON \/ PTFE<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>4<\/td>\r\n<td>Stem<\/td>\r\n<td>SS410 \/ SS304 \/ SS216<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>5<\/td>\r\n<td>Pin<\/td>\r\n<td>SS304 \/ SS316<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>6<\/td>\r\n<td>Bushing<\/td>\r\n<td>PTFE \/ Bronze<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>7<\/td>\r\n<td>O-Ring<\/td>\r\n<td>NBR \/ EPDM \/ VITON<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>8<\/td>\r\n<td>Key<\/td>\r\n<td>Carbon Steel \/ SUS304 \/ SUS316<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n<!-- \/wp:table -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Design Features of Centerline Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Corrosion Resistance<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nWith Centerline Butterfly Valves only two parts of the valve come in contact with the medium. This means that neither the body nor mechanical parts such as the shaft are exposed to the corrosive environment.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe only two parts in contact with the medium are the body lining and the disc. These are available in a selection of materials so that a suitable corrosion-resistant combination can be chosen for most any application.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Bi-directional Shutoff<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nCenterline Butterfly Valves are liquid and gas-tight in both flow directions. The disc presses with uniform compression into the elastic cartridge seat over the entire circumference of the valve.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>Replaceable Seat<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe replaceable seat consists of a reinforced backup ring, on which the elastomer seat material is vulcanized. When mounting the valve between the pipe flanges this stable seat cannot be deformed or displaced. The cartridge design also prevents deformation when the valve is cycled, such as stretching and bulging of the elastomer in front of the moving disc.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe fixed connection between the elastomer and the backup ring allows the use of the valve in a full vacuum and high flow velocities. The slightly protruding sealing lip of the seat also serves as the flange seal.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-features-of-centerline-butterfly-valve\">Features of Centerline Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Suitable for both gaseous and liquid service<\/li>\r\n \t<li>Phenolic Backed Seat for superior sealing and long term use<\/li>\r\n \t<li>Single-piece stem design assures even torque distribution<\/li>\r\n \t<li>Positive shutoff bi-directionally<\/li>\r\n \t<li>Direct mount automation<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Applications of Centerline Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>HVAC<\/li>\r\n \t<li>Chemical\/Petrochemical Processing<\/li>\r\n \t<li>Food and Beverage<\/li>\r\n \t<li>Power and Utilities<\/li>\r\n \t<li>Pulp and Paper<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->","parent":0,"count":12,"filter":"raw"},{"term_id":3654,"name":"center line butterfly valves","slug":"center-line-butterfly-valves","term_group":0,"term_taxonomy_id":3654,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3656,"name":"center line check valve","slug":"center-line-check-valve","term_group":0,"term_taxonomy_id":3656,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3509,"name":"centerline butterfly valve","slug":"centerline-butterfly-valve","term_group":0,"term_taxonomy_id":3509,"taxonomy":"post_tag","description":"","parent":0,"count":3,"filter":"raw"},{"term_id":3653,"name":"centric butterfly valve","slug":"centric-butterfly-valve","term_group":0,"term_taxonomy_id":3653,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":2519,"name":"Concentric Butterfly Valve","slug":"concentric-butterfly-valve","term_group":0,"term_taxonomy_id":2519,"taxonomy":"post_tag","description":"","parent":0,"count":5,"filter":"raw"},{"term_id":3655,"name":"Double Flanged Center Line Butterfly Valve","slug":"double-flanged-center-line-butterfly-valve","term_group":0,"term_taxonomy_id":3655,"taxonomy":"post_tag","description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_b0a475-21\"} \/-->\r\n\r\n<!-- 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 DOUBLE FLANGED CENTER LINE BUTTERFLY VALVE PRICE<\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Centerline Double Flange Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nDouble flange butterfly valve with rubber vulcanized on the body with pin design. This butterfly valve series has many design features and benefits, such as high Cv ratings, minimum parts exposed to the line media, greater reliability, and a proven record of long service life. A major design advantage of this valve product line is international compatibility.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-features-of-double-flanged-center-line-butterfly-valve\">Features of Double Flanged Center Line Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>A replaceable cartridge seat design with a solid backup ring allows the best fit for vacuum applications and minimum costs over a lifetime.<\/li>\r\n \t<li>Only 2 wetted parts, disc, and seat, with no exposed metal-to-metal contact points, for maximum corrosion resistance.<\/li>\r\n \t<li>Self-centering disc with a smooth finish and spherical edge reduces wear and resists corrosion and abrasion.<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Specification of Double Flanged Center Line Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:table {\"className\":\"is-style-stripes\"} -->\r\n<figure class=\"wp-block-table is-style-stripes\">\r\n<table>\r\n<tbody>\r\n<tr>\r\n<td>Size<\/td>\r\n<td>DN80-DN1000<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Pressure<\/td>\r\n<td>0.25MPa-0.6MPa\uff0c1.0MPa\uff0c1.6MPa<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Medium<\/td>\r\n<td>Air, water, sewage, steam, gas, oil, etc<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Operated method<\/td>\r\n<td>Manual, worm gear drive, gas drive, electric drive<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Body<\/td>\r\n<td>Ductile iron, cast steel, alloy steel, stainless steel<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Disc<\/td>\r\n<td>Ductile iron, cast steel, alloy steel, stainless steel<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Seal ring<\/td>\r\n<td>Rubber, Teflon<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Stem<\/td>\r\n<td>Cr13, stainless steel<\/td>\r\n<\/tr>\r\n<tr>\r\n<td>Packing<\/td>\r\n<td>Type 0 ring, flexible graphite<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<\/figure>\r\n<!-- \/wp:table -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Standard of Centerline Butterfly Valve<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Manufacturing: GB\/T12238-1989\uff1blS0 10631-1994\uff1bBS EN593-1998<\/li>\r\n \t<li>Flange connection standard: GB\/T17241\uff0e6-1998\uff1aIS0 7005-2; BSEN 1092-2002<\/li>\r\n \t<li>Face to face: GB\/T1 2221-1989\uff1alS0 5752-1988\uff1bBS EN558-1<\/li>\r\n \t<li>Test: GB\/T13927-1992\uff1bJB\/T9092-1999\uff1bS0 5028-1993\uff1bBS 6755-l-1986<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->","parent":0,"count":4,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":3657,"label":"Center line Butterfly Valve"},{"value":3654,"label":"center line butterfly valves"},{"value":3656,"label":"center line check valve"},{"value":3509,"label":"centerline butterfly valve"},{"value":3653,"label":"centric butterfly valve"},{"value":2519,"label":"Concentric Butterfly Valve"},{"value":3655,"label":"Double Flanged Center Line Butterfly Valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Double Flanged Center Line Butterfly Valve - Concentric Butterfly Valve | 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\/pt\/some-knowledge-of-flanged-center-line-butterfly-valve.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Double Flanged Center Line Butterfly Valve - Concentric Butterfly Valve | ZECO\" \/>\n<meta property=\"og:description\" content=\"What are Centric Butterfly Valves? 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