{"id":4280,"date":"2021-12-29T07:09:53","date_gmt":"2021-12-29T07:09:53","guid":{"rendered":"https:\/\/zecovalve.com\/the-function-of-globe-valve-in-pipeline-system.html"},"modified":"2022-09-09T00:47:23","modified_gmt":"2022-09-09T00:47:23","slug":"the-function-of-globe-valve-in-pipeline-system","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/the-function-of-globe-valve-in-pipeline-system.html","title":{"rendered":"O que s\u00e3o v\u00e1lvulas globo? A fun\u00e7\u00e3o da v\u00e1lvula globo no sistema de dutos"},"content":{"rendered":"<p>A v\u00e1lvula globo \u00e9 uma v\u00e1lvula que depende da press\u00e3o da haste da v\u00e1lvula para que a superf\u00edcie de veda\u00e7\u00e3o da aba da v\u00e1lvula e a superf\u00edcie de veda\u00e7\u00e3o da sede da v\u00e1lvula estejam bem ajustadas para interromper o fluxo do meio, que pertence \u00e0 v\u00e1lvula do tipo veda\u00e7\u00e3o for\u00e7ada , enquanto a v\u00e1lvula globo tamb\u00e9m pode regular o fluxo na tubula\u00e7\u00e3o, adequada para ocasi\u00f5es que exigem estrangulamento frequente, amplamente utilizada em tubula\u00e7\u00f5es de plantas qu\u00edmicas.<\/p>\n\n\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-globe-valve-types\"><strong><mark style=\"background-color:var(--base)\" class=\"has-inline-color has-contrast-2-color\"><a href=\"https:\/\/zecovalve.com\/pt\/categoria-do-produto\/globe-valve\/\">Tipos de v\u00e1lvulas globo<\/a><\/mark><\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Padr\u00e3o TEE\/v\u00e1lvula globo direta<\/h3>\n\n\n\n<p>O projeto da v\u00e1lvula com padr\u00e3o em T \u00e9 o tipo mais comum de corpo de v\u00e1lvula, que possui um caminho de fluxo de entrada e sa\u00edda de 180\u00b0 na mesma dire\u00e7\u00e3o e um ajuste horizontal da sede da v\u00e1lvula, permitindo que a haste e o disco se movam perpendicularmente \u00e0 linha horizontal. Este projeto possui baixo coeficiente de fluxo e queda de press\u00e3o. Elas s\u00e3o usadas em servi\u00e7os de estrangulamento severos, como desvio em torno de v\u00e1lvulas de controle. As v\u00e1lvulas globo T tamb\u00e9m podem ser usadas onde o estrangulamento \u00e9 necess\u00e1rio, independentemente da queda de press\u00e3o.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-798x1024.jpg\" alt=\"V\u00e1lvulas globo\" class=\"wp-image-15771\" width=\"239\" height=\"308\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-798x1024.jpg 798w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-scaled-600x770.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-768x986.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-1197x1536.jpg 1197w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-1595x2048.jpg 1595w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-scaled.jpg 1994w\" sizes=\"auto, (max-width: 239px) 100vw, 239px\" \/><figcaption>V\u00e1lvulas globo padr\u00e3o TEE<\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">V\u00e1lvula globo tipo Y<\/h3>\n\n\n\n<p>A haste da v\u00e1lvula globo tipo Y forma um \u00e2ngulo com a sede da v\u00e1lvula, cerca de 45 graus. Com um caminho de fluxo mais reto na abertura total e resist\u00eancia m\u00ednima ao fluxo, \u00e9 a menos resistente ao fluxo das v\u00e1lvulas globo. As superf\u00edcies de veda\u00e7\u00e3o da sede e da aba podem ser soldadas com metal duro e podem ser deixadas abertas por longos per\u00edodos sem eros\u00e3o grave. Quando utilizados em ralos normalmente fechados, podem ser passados por uma haste para remo\u00e7\u00e3o de detritos.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-1024x1024.jpg\" alt=\"\" class=\"wp-image-15772\" width=\"308\" height=\"308\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-1024x1024.jpg 1024w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-scaled-400x400.jpg 400w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-scaled-100x100.jpg 100w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-scaled-600x600.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-300x300.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-150x150.jpg 150w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-768x768.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-1536x1536.jpg 1536w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-2048x2048.jpg 2048w\" sizes=\"auto, (max-width: 308px) 100vw, 308px\" \/><figcaption>V\u00e1lvula globo tipo Y <\/figcaption><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\">V\u00e1lvula de globo angular<\/h3>\n\n\n\n<p>O projeto da v\u00e1lvula globo angular \u00e9 uma modifica\u00e7\u00e3o da v\u00e1lvula de corte b\u00e1sica de 3 vias. Essas v\u00e1lvulas globo possuem \u00e2ngulos de 90 graus em ambas as extremidades e o fluxo de fluido \u00e9 de apenas uma volta de 90 graus, permitindo que sejam instaladas em \u00e2ngulo reto com o sistema de tubula\u00e7\u00e3o, evitando a necessidade de cotovelos de 90\u00b0. S\u00e3o utilizados em aplica\u00e7\u00f5es com fluxo pulsante, pois possuem a capacidade de lidar com o efeito de lama desse tipo de fluxo. Este tipo de v\u00e1lvula \u00e9 mais adequada para sistemas de produ\u00e7\u00e3o de am\u00f4nia e para sistemas de refrigera\u00e7\u00e3o em f\u00e1bricas de fertilizantes.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-819x1024.jpg\" alt=\"\" class=\"wp-image-15773\" width=\"265\" height=\"332\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-819x1024.jpg 819w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-scaled-600x750.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-240x300.jpg 240w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-768x960.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-1229x1536.jpg 1229w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-1638x2048.jpg 1638w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-scaled.jpg 2048w\" sizes=\"auto, (max-width: 265px) 100vw, 265px\" \/><figcaption>V\u00e1lvula de globo angular<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Constru\u00e7\u00e3o de v\u00e1lvulas de globo<\/h2>\n\n\n\n<p>As v\u00e1lvulas globo s\u00e3o compostas por um corpo de v\u00e1lvula, disco de v\u00e1lvula, castelo de v\u00e1lvula e haste de v\u00e1lvula. A parte de abertura e fechamento da v\u00e1lvula globo \u00e9 um disco de v\u00e1lvula em forma de tamp\u00e3o com superf\u00edcie de veda\u00e7\u00e3o plana ou c\u00f4nica, que se move linearmente ao longo da linha central do fluido. A haste \u00e9 operada no tipo de eleva\u00e7\u00e3o (a haste \u00e9 girada para cima e para baixo pelo volante, que permanece em sua posi\u00e7\u00e3o) e no tipo de eleva\u00e7\u00e3o rotativa (o volante e a haste giram e se movem para cima e para baixo juntos, a contraporca est\u00e1 localizada na v\u00e1lvula corpo).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Como funcionam as v\u00e1lvulas globo?<\/h2>\n\n\n\n<p>A v\u00e1lvula globo \u00e9 uma v\u00e1lvula de veda\u00e7\u00e3o for\u00e7ada onde a press\u00e3o deve ser aplicada ao disco\/plugue para estabelecer uma veda\u00e7\u00e3o herm\u00e9tica quando a v\u00e1lvula \u00e9 fechada. Quando o meio entra na v\u00e1lvula por baixo da aba da v\u00e1lvula, a resist\u00eancia a ser superada pela for\u00e7a operacional \u00e9 o atrito da haste e da gaxeta e a for\u00e7a gerada pela press\u00e3o do meio. Quando a for\u00e7a para fechar a v\u00e1lvula for maior que a for\u00e7a para abrir a v\u00e1lvula, o di\u00e2metro da haste deve ser aumentado para evitar distor\u00e7\u00e3o e flex\u00e3o da haste.<\/p>\n\n\n\n<p>Com a introdu\u00e7\u00e3o da v\u00e1lvula globo com veda\u00e7\u00e3o de press\u00e3o, a dire\u00e7\u00e3o do fluxo do meio na v\u00e1lvula globo \u00e9 alterada de cima da aba da v\u00e1lvula para a cavidade da v\u00e1lvula. Neste caso, a press\u00e3o do meio reduzir\u00e1 a for\u00e7a de fechamento da v\u00e1lvula e aumentar\u00e1 a for\u00e7a de abertura da v\u00e1lvula, de modo que o di\u00e2metro da haste possa ser reduzido respectivamente. Ao mesmo tempo, este tipo de v\u00e1lvula \u00e9 relativamente vedada sob a a\u00e7\u00e3o do meio.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">A fun\u00e7\u00e3o das v\u00e1lvulas globo no sistema de dutos<\/h2>\n\n\n\n<p>As v\u00e1lvulas globo convencionais podem atuar como isoladores e v\u00e1lvulas de estrangulamento. Embora as v\u00e1lvulas globo tenham uma queda de press\u00e3o ligeiramente maior do que as v\u00e1lvulas diretas (como v\u00e1lvulas gaveta, macho e esfera), elas podem ser usadas onde a queda de press\u00e3o atrav\u00e9s da v\u00e1lvula n\u00e3o \u00e9 um fator de controle.<\/p>\n\n\n\n<p>As v\u00e1lvulas globo s\u00e3o amplamente utilizadas para controlar o fluxo. A faixa de controle de vaz\u00e3o e a queda de press\u00e3o devem ser consideradas ao projetar a v\u00e1lvula para evitar falhas e garantir um servi\u00e7o satisfat\u00f3rio. V\u00e1lvulas para servi\u00e7os de estrangulamento de alta press\u00e3o diferencial requerem carret\u00e9is especialmente projetados.<\/p>\n\n\n\n<p>Em geral, a press\u00e3o diferencial m\u00e1xima atrav\u00e9s da aba da v\u00e1lvula n\u00e3o deve exceder 20% da press\u00e3o m\u00e1xima a montante ou 200 psi (1380 kPa), o que for menor. Para aplica\u00e7\u00f5es que excedam estes limites de press\u00e3o diferencial, as v\u00e1lvulas podem ser projetadas com internos especiais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Desempenho da v\u00e1lvula globo<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Vantagens da v\u00e1lvula de globo<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Boa capacidade de desligamento<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>Capacidade de estrangulamento moderada a boa<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>Curso mais curto (em compara\u00e7\u00e3o com v\u00e1lvulas gaveta)<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>Dispon\u00edvel em padr\u00f5es T, Y e angulares, cada um oferecendo recursos exclusivos<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>Assentos facilmente usinados ou recapeados<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>Haste n\u00e3o fixada na placa da v\u00e1lvula, a v\u00e1lvula pode ser usada como v\u00e1lvula de reten\u00e7\u00e3o de corte<\/li><\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Desvantagens da v\u00e1lvula globo<\/h3>\n\n\n\n<ul class=\"wp-block-list\"><li>Maior queda de press\u00e3o (em compara\u00e7\u00e3o com v\u00e1lvulas gaveta)<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>\u00c9 necess\u00e1ria maior for\u00e7a ou atuador maior para assentar a v\u00e1lvula (press\u00e3o abaixo da sede)<\/li><\/ul>\n\n\n\n<ul class=\"wp-block-list\"><li>O fluxo estrangulado abaixo da sede da v\u00e1lvula e o fluxo de corte acima da sede da v\u00e1lvula<\/li><\/ul>\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\/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<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/what-is-an-axial-flow-silent-check-valve.html\/\">O que \u00e9 uma v\u00e1lvula de reten\u00e7\u00e3o axial<\/a>\n\n<\/div>\n\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/difference-between-gate-valves-and-ball-valves.html\/\">V\u00e1lvula de gaveta vs V\u00e1lvula de esfera<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-globe-valves.html\/\">O que \u00e9 uma v\u00e1lvula de globo?<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/gate-valve-problems.html\/\">Reparo de v\u00e1lvula gaveta<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/produto\/manual-gate-valve\/\">V\u00e1lvula de gaveta de acionamento manual Fabricante<\/a>\n\n<\/div>\n\n\n\n<div class=\"re_main\">\n<a href=\"https:\/\/zecovalve.com\/pt\/the-function-of-globe-valve-in-pipeline-system.html\">O que s\u00e3o v\u00e1lvulas globo?<\/a>\n\n<\/div>\n\n\n\n<p>Zeco Valve \u00e9 um fabricante profissional de v\u00e1lvulas globo.<\/p>\n\n\n\n<p>Dez artigos antes e depois<\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/principle-and-operation-method-of-globe-valve.html\/\">Princ\u00edpio e m\u00e9todo de opera\u00e7\u00e3o da v\u00e1lvula globo<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/what-is-a-butterfly-valve-used-for.html\/\">Para que serve uma v\u00e1lvula borboleta?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/what-is-the-function-of-the-globe-valve.html\/\">Qual \u00e9 a fun\u00e7\u00e3o da v\u00e1lvula globo?<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-gate-butterfly-globe-ball-and-plug-valvespart-1.html\/\">Vantagens e desvantagens das v\u00e1lvulas gaveta, borboleta, globo, esfera e macho (Parte 1)<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-gate-butterfly-globe-ball-and-plug-valvespart-2.html\/\">Vantagens e desvantagens das v\u00e1lvulas gaveta, borboleta, globo, esfera e macho (parte 2)<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/maintenance-of-pneumatic-ball-valves.html\/\">Manuten\u00e7\u00e3o de V\u00e1lvulas Esfera Pneum\u00e1ticas<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/cause-and-effect-of-corrosion-of-pneumatic-ball-valves-part-3.html\/\">Causa e Efeito da Corros\u00e3o de V\u00e1lvulas Esfera Pneum\u00e1ticas (Parte 3)<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/cause-and-effect-of-corrosion-of-pneumatic-ball-valves-part-2.html\/\">Causa e efeito da corros\u00e3o de v\u00e1lvulas esf\u00e9ricas pneum\u00e1ticas (parte 2)<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/cause-and-effect-of-corrosion-of-pneumatic-ball-valves-part-1.html\/\">Causa e Efeito da Corros\u00e3o de V\u00e1lvulas Esfera Pneum\u00e1ticas (Parte 1)<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/zecovalve.com\/pt\/what-should-be-pay-attention-to-when-installing-a-pneumatic-ball-valve.html\/\">O que deve ser prestado aten\u00e7\u00e3o ao instalar uma v\u00e1lvula de esfera pneum\u00e1tica?<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>A v\u00e1lvula globo \u00e9 uma v\u00e1lvula que depende da press\u00e3o da haste da v\u00e1lvula para que a superf\u00edcie de veda\u00e7\u00e3o da v\u00e1lvula\u2026 <a title=\"O que s\u00e3o v\u00e1lvulas globo? A fun\u00e7\u00e3o da v\u00e1lvula globo no sistema de dutos\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/the-function-of-globe-valve-in-pipeline-system.html\" aria-label=\"Mais em O que s\u00e3o v\u00e1lvulas globo? A fun\u00e7\u00e3o da v\u00e1lvula globo no sistema de dutos\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":15776,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1],"tags":[1894,1811,1896,1805,1898,1806,1897],"class_list":["post-4280","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized","tag-advantages-and-disadvantages-of-globe-valves","tag-advantages-of-globe-valve","tag-disadvantages-of-globe-valve-2","tag-globe-valve","tag-globe-valve-function","tag-globe-valves","tag-what-is-the-purpose-of-globe-valve-in-a-pipeline","generate-columns","tablet-grid-50","mobile-grid-100","grid-parent","grid-50"],"featured_image_src_large":["https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-1024x701.jpg",1024,701,true],"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":1894,"name":"Advantages and Disadvantages of Globe Valves","slug":"advantages-and-disadvantages-of-globe-valves","term_group":0,"term_taxonomy_id":1894,"taxonomy":"post_tag","description":"<!-- wp:kadence\/tableofcontents {\"uniqueID\":\"_1f2967-98\"} \/-->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nA Globe valve is a linear motion valve and is primarily designed to stop, start and regulate flow. The disk of a Globe valve can be totally removed from the flow path or it can completely close the flow path.\r\n\r\n<!-- \/wp:paragraph -->\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 ADVANTAGES AND DISADVANTAGES OF GLOBE VALVES INFORMATION <\/strong><\/a>\r\n<!-- \/wp:generateblocks\/button -->\r\n<!-- \/wp:generateblocks\/button-container -->\r\n\r\n<!-- wp:heading -->\r\n<h2 id=\"h-advantages-and-disadvantages-of-globe-valves\">Advantages and disadvantages of Globe valves<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>ADVANTAGES<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Good shutoff capability<\/li>\r\n \t<li>Moderate to good throttling capability<\/li>\r\n \t<li>Shorter stroke (compared to a gate valve)<\/li>\r\n \t<li>Available in tee, wye, and angle patterns, each offering unique capabilities<\/li>\r\n \t<li>Easy to machine or resurface the seats<\/li>\r\n \t<li>With the disc not attached to the stem, the valve can be used as a stop-check valve<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading {\"level\":3} -->\r\n<h3>DISADVANTAGES<\/h3>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Higher pressure drop (compared to a gate valve)<\/li>\r\n \t<li>Requires greater force or a larger actuator to seat the valve (with pressure under the seat)<\/li>\r\n \t<li>Throttling flow under the seat and shutoff flow over the seat<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Flow direction of Globe Valves<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nFor 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.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nFor 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.\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:heading -->\r\n<h2>Typical Applications of Globe valves<\/h2>\r\n<!-- \/wp:heading -->\r\n\r\n<!-- wp:paragraph -->\r\n\r\nThe following are some of the typical applications of Globe valves..\r\n\r\n<!-- \/wp:paragraph -->\r\n\r\n<!-- wp:list -->\r\n<ul>\r\n \t<li>Cooling water systems where flow needs to be regulated<\/li>\r\n \t<li>Fuel oil system where flow is regulated and leak tightness is of importance<\/li>\r\n \t<li>High-point vents and low-point drains when leak tightness and safety are major considerations<\/li>\r\n \t<li>Feedwater, chemical feed, condenser air extraction, and extraction drain systems<\/li>\r\n \t<li>Boiler vents and drains, main steam vents and drains, and heater drains<\/li>\r\n \t<li>Turbine seals and drains<\/li>\r\n \t<li>Turbine lube oil system and others<\/li>\r\n<\/ul>\r\n<!-- \/wp:list -->","parent":0,"count":6,"filter":"raw"},{"term_id":1811,"name":"advantages of globe valve","slug":"advantages-of-globe-valve","term_group":0,"term_taxonomy_id":1811,"taxonomy":"post_tag","description":"","parent":0,"count":5,"filter":"raw"},{"term_id":1896,"name":"Disadvantages\u00a0of Globe valve","slug":"disadvantages-of-globe-valve-2","term_group":0,"term_taxonomy_id":1896,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":1805,"name":"globe valve","slug":"globe-valve","term_group":0,"term_taxonomy_id":1805,"taxonomy":"post_tag","description":"","parent":0,"count":21,"filter":"raw"},{"term_id":1898,"name":"globe valve function","slug":"globe-valve-function","term_group":0,"term_taxonomy_id":1898,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":1806,"name":"globe valves","slug":"globe-valves","term_group":0,"term_taxonomy_id":1806,"taxonomy":"post_tag","description":"","parent":0,"count":7,"filter":"raw"},{"term_id":1897,"name":"what is the purpose of globe valve in a pipeline","slug":"what-is-the-purpose-of-globe-valve-in-a-pipeline","term_group":0,"term_taxonomy_id":1897,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1,"label":"Uncategorized"}],"post_tag":[{"value":1894,"label":"Advantages and Disadvantages of Globe Valves"},{"value":1811,"label":"advantages of globe valve"},{"value":1896,"label":"Disadvantages\u00a0of Globe valve"},{"value":1805,"label":"globe valve"},{"value":1898,"label":"globe valve function"},{"value":1806,"label":"globe valves"},{"value":1897,"label":"what is the purpose of globe valve in a pipeline"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is globe valves? 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