{"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\/es\/some-knowledge-of-flanged-center-line-butterfly-valve.html","title":{"rendered":"V\u00e1lvula de mariposa de l\u00ednea central con doble brida \u2013 V\u00e1lvula de mariposa conc\u00e9ntrica"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Cu\u00e1les son <strong><mark style=\"background-color:var(--base)\" class=\"has-inline-color has-contrast-2-color\"><a href=\"https:\/\/zecovalve.com\/es\/producto\/wafer-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00e1lvulas de mariposa c\u00e9ntricas<\/a><\/mark><\/strong>?<\/h2>\n\n\n\n<p>Las v\u00e1lvulas de mariposa c\u00e9ntricas se utilizan principalmente en la construcci\u00f3n de instalaciones ubicadas en el interior de edificios cerrados. Aqu\u00ed este tipo de v\u00e1lvula de mariposa demuestra sus ventajas, ya que tiene un precio m\u00e1s econ\u00f3mico y necesita menos espacio que una v\u00e1lvula de mariposa con brida.<\/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 mariposa Wafer\" 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 de las v\u00e1lvulas de mariposa conc\u00e9ntricas<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Adecuado tanto para servicio gaseoso como l\u00edquido.<\/li><li>Cierre positivo bidireccional<\/li><li>Automatizaci\u00f3n de montaje directo<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Aplicaciones de las v\u00e1lvulas de mariposa de l\u00ednea central<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>climatizaci\u00f3n<\/li><li>Procesamiento qu\u00edmico\/petroqu\u00edmico<\/li><li>Alimentos y bebidas<\/li><li>Energ\u00eda y servicios p\u00fablicos<\/li><li>Pulpo y papel<\/li><\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-is-a-double-flanged-center-line-butterfly-valve\">\u00bfQu\u00e9 es un <strong><mark style=\"background-color:var(--base)\" class=\"has-inline-color has-contrast-2-color\"><a href=\"https:\/\/zecovalve.com\/es\/producto\/flanged-butterfly-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00e1lvula de mariposa de doble brida de l\u00ednea central<\/a><\/mark><\/strong>?<\/h2>\n\n\n\n<p>V\u00e1lvula de mariposa de doble brida utilizada para regulaci\u00f3n y secci\u00f3n de caudal en instalaciones de abastecimiento de agua, fontaner\u00eda, riego, etc. Tiene baja p\u00e9rdida de carga debido al dise\u00f1o hidrodin\u00e1mico del disco, es estanca 100% y no necesita instalaci\u00f3n de juntas.<\/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;\">Seg\u00fan diferentes formas estructurales, se puede dividir en v\u00e1lvula de mariposa de l\u00ednea media, v\u00e1lvula de mariposa de excentricidad simple, v\u00e1lvula de mariposa de excentricidad doble,<\/span> y v\u00e1lvula de mariposa de tres excentricidades. La v\u00e1lvula de mariposa de l\u00ednea media suele estar sellada con un sello blando. V\u00e1lvula de mariposa exc\u00e9ntrica con sello duro. La v\u00e1lvula de mariposa de tres exc\u00e9ntricas es la v\u00e1lvula de mejor rendimiento en la actualidad, ambas v\u00e1lvulas de mariposa de sellado suave tienen un excelente rendimiento de sellado y las v\u00e1lvulas de mariposa de sellado duro tienen alta temperatura y alta presi\u00f3n.<span style=\"font-size: medium;\"> caracter\u00edsticas de resistencia a la corrosi\u00f3n.<\/span><\/p>\n\n\n\n<p><span style=\"font-size: medium;\">Seg\u00fan las diferentes formas de conexi\u00f3n, se puede dividir en v\u00e1lvula de mariposa doble, v\u00e1lvula de mariposa con brida, v\u00e1lvula de mariposa soldada, v\u00e1lvula de mariposa de tornillo, v\u00e1lvula de mariposa de abrazadera, etc. Entonces, \u00bfsabes c\u00f3mo surgi\u00f3?<\/span><\/p>\n\n\n\n<p><span style=\"font-size: medium;\">Somos un proveedor profesional de v\u00e1lvulas de mariposa de l\u00ednea central con brida, ofrecemos v\u00e1lvulas de mariposa de l\u00ednea central con brida, \u00a1bienvenido a contactarnos!<\/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\/es\/\">V\u00e1lvula ZECO<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/es\/categoria-de-productos\/butterfly-valve\/\">Fabricante de v\u00e1lvulas de mariposa - Varios tipos de v\u00e1lvulas de mariposa<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/es\/thermoplastic-materials-as-valve-seat.html\/\">Materiales termopl\u00e1sticos como asiento de v\u00e1lvula de bola y asiento de v\u00e1lvula de mariposa<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/es\/difference-between-gate-valve-and-butterfly-valve.html\/\">Diferencia entre v\u00e1lvula de compuerta y v\u00e1lvula de mariposa<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/es\/introduction-of-epdm-nbr-butterfly-valve-seat-industrial-valve-information-news-zeco-valve.html\/\">V\u00e1lvula de mariposa de NBR<\/a>\n\n<\/div>\n\n\n\n<p>Diez art\u00edculos antes y despu\u00e9s<\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/notes-for-use-of-cast-iron-butterfly-valves.html\/\">Notas para el uso de v\u00e1lvulas de mariposa de hierro fundido<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/why-should-the-stop-valve-be-low-in-and-high.html\/\">\u00bfPor qu\u00e9 la v\u00e1lvula de cierre deber\u00eda estar baja y alta?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/whats-the-difference-between-cast-iron-valve-and-cast-steel-valve.html\/\">\u00bfCu\u00e1l es la diferencia entre la v\u00e1lvula de hierro fundido y la v\u00e1lvula de acero fundido?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/what-is-a-10k-elastic-deat-gate-valve.html\/\">\u00bfQu\u00e9 es una v\u00e1lvula de compuerta el\u00e1stica de 10K?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/seven-structural-features-of-water-sealed-globe-valve.html\/\">Siete caracter\u00edsticas estructurales de la v\u00e1lvula de globo sellada con agua<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/how-the-butterfly-valve-works-2.html\/\">\u00bfC\u00f3mo funciona la v\u00e1lvula de mariposa?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/basic-valve-purchase-criteria.html\/\">Criterios b\u00e1sicos de compra de v\u00e1lvulas<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/want-to-learn-about-cast-iron-butterfly-valve-come-on-tts-all-summed-up-here.html\/\">\u00bfQuiere aprender sobre la v\u00e1lvula de mariposa de hierro fundido? Vamos, todo est\u00e1 resumido aqu\u00ed.<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/types-of-pneumatic-drive-type-butterfly-valve-accessories.html\/\">Tipos de accesorios para v\u00e1lvulas de mariposa de accionamiento neum\u00e1tico<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/es\/structural-features-of-bellow-seal-globe-valve.html\/\">Caracter\u00edsticas estructurales de la v\u00e1lvula de globo con sello de fuelle<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u00bfQu\u00e9 son las v\u00e1lvulas de mariposa c\u00e9ntricas? Las v\u00e1lvulas de mariposa c\u00e9ntricas se utilizan principalmente en la construcci\u00f3n de instalaciones ubicadas en el interior de edificios cerrados. Aqu\u00ed esto \u2026 <a title=\"V\u00e1lvula de mariposa de l\u00ednea central con doble brida \u2013 V\u00e1lvula de mariposa conc\u00e9ntrica\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/es\/some-knowledge-of-flanged-center-line-butterfly-valve.html\" aria-label=\"M\u00e1s en V\u00e1lvula de mariposa de l\u00ednea central de doble brida \u2013 V\u00e1lvula de mariposa conc\u00e9ntrica\">Leer m\u00e1s<\/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\/es\/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\/es\/some-knowledge-of-flanged-center-line-butterfly-valve.html\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\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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