{"id":857,"date":"2021-12-27T10:06:22","date_gmt":"2021-12-27T10:06:22","guid":{"rendered":"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html"},"modified":"2023-02-27T15:07:48","modified_gmt":"2023-02-27T15:07:48","slug":"advantages-and-disadvantages-of-globe-valves","status":"publish","type":"post","link":"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-globe-valves.html","title":{"rendered":"O que \u00e9 uma v\u00e1lvula globo \u2013 Tipos de v\u00e1lvula globo | Fabricante de v\u00e1lvula globo"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-a-globe-valve\">O que \u00e9 uma <a href=\"https:\/\/zecovalve.com\/pt\/categoria-do-produto\/globe-valve\/\"><strong>V\u00e1lvula de globo<\/strong><\/a>?<\/h2>\n\n\n\n<p>Uma v\u00e1lvula globo \u00e9 uma v\u00e1lvula de movimento linear que para, inicia e regula o fluxo de fluido. O disco da v\u00e1lvula globo pode ser totalmente removido do caminho do fluxo ou fechar\u00e1 completamente o caminho do fluxo. Durante a abertura e fechamento da v\u00e1lvula, o disco se move perpendicularmente \u00e0 sede.<\/p>\n\n\n\n<p>Este movimento cria o espa\u00e7o anular entre o disco e o anel da sede que fecha gradualmente \u00e0 medida que a v\u00e1lvula fecha. Esta caracter\u00edstica proporciona \u00e0 v\u00e1lvula globo uma boa capacidade de estrangulamento necess\u00e1ria para regular o fluxo.<\/p>\n\n\n\n<p>O vazamento da sede da v\u00e1lvula globo \u00e9 menor em compara\u00e7\u00e3o com a v\u00e1lvula gaveta, principalmente devido ao contato em \u00e2ngulo reto entre o disco e o anel da sede, o que permite uma veda\u00e7\u00e3o mais estanque entre a sede e o disco.<\/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\/07\/DIN-Globe-Valve-2-1024x735.jpg\" alt=\"\" class=\"wp-image-20799\" width=\"512\" height=\"368\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/DIN-Globe-Valve-2-1024x735.jpg 1024w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/DIN-Globe-Valve-2-300x215.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/DIN-Globe-Valve-2-768x551.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/DIN-Globe-Valve-2-1536x1102.jpg 1536w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/DIN-Globe-Valve-2-2048x1469.jpg 2048w, https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/07\/DIN-Globe-Valve-2-600x430.jpg 600w\" sizes=\"auto, (max-width: 512px) 100vw, 512px\" \/><figcaption class=\"wp-element-caption\">Imagem da v\u00e1lvula globo<\/figcaption><\/figure>\n<\/div>\n\n\n<h2 class=\"wp-block-heading\">Fun\u00e7\u00e3o da v\u00e1lvula Globa<\/h2>\n\n\n\n<p>A v\u00e1lvula globo \u00e9 usada para controlar o fluxo. O fechamento \u00e9 realizado movendo o disco contra a corrente de fluxo, em vez de atravess\u00e1-la, como no caso de uma v\u00e1lvula gaveta. O padr\u00e3o de fluxo atrav\u00e9s de uma v\u00e1lvula globo envolve mudan\u00e7as de dire\u00e7\u00e3o, resultando em maior resist\u00eancia ao fluxo, causando uma alta queda de press\u00e3o. A v\u00e1lvula globo \u00e9 uma v\u00e1lvula excelente para uso na opera\u00e7\u00e3o de vapor de alta press\u00e3o. Nossas v\u00e1lvulas globo s\u00e3o fabricadas em f\u00e1brica com material de qualidade para uso a longo prazo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Princ\u00edpio de funcionamento da v\u00e1lvula globo<\/h2>\n\n\n\n<p>Uma v\u00e1lvula globo \u00e9 projetada principalmente para parar, iniciar e regular o fluxo. \u00c9 composto por um disco m\u00f3vel e um assento anelar estacion\u00e1rio em um corpo geralmente esf\u00e9rico. A sede de uma v\u00e1lvula globo fica no meio e paralela ao tubo, e a abertura na sede \u00e9 fechada com o disco. Ao girar a manopla, manualmente ou por meio de um atuador, um disco \u00e9 abaixado ou levantado por meio da haste da v\u00e1lvula. Quando o disco est\u00e1 totalmente abaixado, o fluxo de fluido \u00e9 interrompido. Quando o disco est\u00e1 totalmente levantado, o fluxo de fluido atinge sua taxa m\u00e1xima. Quando o disco \u00e9 elevado abaixo do n\u00edvel m\u00e1ximo, o fluxo de fluido \u00e9 regulado proporcionalmente ao deslocamento vertical do disco.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-globe-valve-types\"><strong>Tipos de v\u00e1lvulas globo<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-body-designs-of-globe-valves\">Projetos de corpo de v\u00e1lvulas globo<\/h3>\n\n\n\n<p>Existem tr\u00eas designs de corpo principais para v\u00e1lvulas Globe, a saber. Padr\u00e3o Tee ou corpo Z, Padr\u00e3o \u00c2ngulo e Padr\u00e3o Wye ou corpo Y.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/0H9A7808-scaled-600x770.jpg\" alt=\"\" width=\"150\" height=\"193\"\/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00e1lvula globo com padr\u00e3o em T\n<ul class=\"wp-block-list\">\n<li>O design da v\u00e1lvula globo padr\u00e3o T (v\u00e1lvula globo padr\u00e3o T) \u00e9 o tipo de corpo mais comum, com um diafragma em forma de Z. A configura\u00e7\u00e3o horizontal do assento permite que a haste e o disco se desloquem perpendicularmente \u00e0 linha horizontal. Este projeto possui o menor coeficiente de fluxo e maior queda de press\u00e3o. Eles s\u00e3o usados em servi\u00e7os de estrangulamento severos, como em linhas de deriva\u00e7\u00e3o ao redor de uma v\u00e1lvula de controle. As v\u00e1lvulas globo com padr\u00e3o em T tamb\u00e9m podem ser usadas em aplica\u00e7\u00f5es onde a queda de press\u00e3o n\u00e3o \u00e9 uma preocupa\u00e7\u00e3o e \u00e9 necess\u00e1rio estrangulamento.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/0H9A7879-240x300.jpg\" alt=\"\" width=\"132\" height=\"165\"\/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00e1lvula de globo angular\n<ul class=\"wp-block-list\">\n<li>O projeto das v\u00e1lvulas globo padr\u00e3o angular (v\u00e1lvula globo angular) \u00e9 uma modifica\u00e7\u00e3o da v\u00e1lvula globo padr\u00e3o Tee b\u00e1sica. As extremidades desta v\u00e1lvula globo est\u00e3o em um \u00e2ngulo de 90 graus e o fluxo do fluido ocorre com uma \u00fanica volta de 90 graus. Elas t\u00eam um coeficiente de fluxo ligeiramente menor do que as v\u00e1lvulas Globe com padr\u00e3o estrela. Eles s\u00e3o usados em aplica\u00e7\u00f5es que possuem per\u00edodos de fluxo pulsante devido \u00e0 sua capacidade de lidar com o efeito de slugging desse tipo de fluxo.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2022\/06\/Y-TYPE-1-300x300.jpg\" alt=\"\" width=\"150\" height=\"150\"\/><\/figure>\n<\/div>\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00e1lvula globo padr\u00e3o Wye (v\u00e1lvula globo tipo Y)\n<ul class=\"wp-block-list\">\n<li>O projeto das v\u00e1lvulas globo Wye Pattern (v\u00e1lvula globo tipo Y), \u00e9 uma alternativa para a alta queda de press\u00e3o, inerente \u00e0s v\u00e1lvulas globo. A sede e a haste s\u00e3o inclinadas em aproximadamente 45 graus, o que proporciona um caminho de fluxo mais reto na abertura total e oferece menor resist\u00eancia ao fluxo. Eles podem ficar abertos por longos per\u00edodos sem eros\u00e3o severa. Eles s\u00e3o amplamente usados para controle de fluxo durante opera\u00e7\u00f5es sazonais ou de inicializa\u00e7\u00e3o. Eles podem ser perfurados com haste para remover detritos quando usados em linhas de drenagem que normalmente s\u00e3o fechadas.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Projeto de cap\u00f4 de v\u00e1lvulas globo<\/h3>\n\n\n\n<p>Existem tr\u00eas designs principais de castelo para v\u00e1lvulas Globe, a saber: castelo aparafusado, castelo aparafusado, castelo soldado ou castelo com veda\u00e7\u00e3o de press\u00e3o.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>V\u00e1lvula globo com cap\u00f4 parafusado\n<ul class=\"wp-block-list\">\n<li>Castelo parafusado: Este \u00e9 o projeto mais b\u00e1sico poss\u00edvel e \u00e9 utilizado para v\u00e1lvulas de baixo custo.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>V\u00e1lvula globo com cap\u00f4 aparafusado\n<ul class=\"wp-block-list\">\n<li>Castelo aparafusado: Este \u00e9 o design mais comum e \u00e9 visto na maioria das v\u00e1lvulas globo. \u00c9 necess\u00e1ria uma junta para vedar a jun\u00e7\u00e3o entre o corpo e o castelo.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>V\u00e1lvula globo com cap\u00f4 soldado\n<ul class=\"wp-block-list\">\n<li>Cap\u00f4 Soldado: Este \u00e9 um projeto comum que n\u00e3o precisa de desmontagem. Eles pesam menos do que seus equivalentes com cap\u00f4 aparafusado.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>V\u00e1lvula globo com tampa de veda\u00e7\u00e3o de press\u00e3o\n<ul class=\"wp-block-list\">\n<li>Tampa com veda\u00e7\u00e3o de press\u00e3o: Este tipo \u00e9 comumente empregado em aplica\u00e7\u00f5es de alta press\u00e3o e alta temperatura. Quanto maior a press\u00e3o na cavidade do corpo, maior ser\u00e1 a tens\u00e3o na junta de uma v\u00e1lvula de veda\u00e7\u00e3o de press\u00e3o<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-globe-valve-parts\"><strong>Pe\u00e7as de v\u00e1lvula globo<\/strong><\/h2>\n\n\n\n<p>Uma v\u00e1lvula globo possui v\u00e1rias partes principais:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Gorro: \n<ul class=\"wp-block-list\">\n<li>O castelo \u00e9 a parte externa da v\u00e1lvula, que engloba essas outras partes.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Jaula: \n<ul class=\"wp-block-list\">\n<li>A gaiola envolve a haste dentro da v\u00e1lvula.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Tronco: \n<ul class=\"wp-block-list\">\n<li>A haste conecta o disco ao atuador da v\u00e1lvula ou volante, transmitindo a for\u00e7a.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Disco (Plugue): \n<ul class=\"wp-block-list\">\n<li>A parte da v\u00e1lvula globo que se move perpendicularmente \u00e0 sede. \u00c9 a barreira f\u00edsica m\u00f3vel que bloqueia (ou libera) o fluxo. Quando fechado, o disco encosta na sede, obstruindo o fluxo. Quando aberto, o disco fica acima do assento, permitindo a passagem do l\u00edquido.<\/li>\n\n\n\n<li>Tipos de disco\n<ul class=\"wp-block-list\">\n<li>Disco Esf\u00e9rico \u2013 adequado para baixas temperaturas e baixas press\u00f5es. Ideal para iniciar e parar opera\u00e7\u00f5es. Inadequado para regula\u00e7\u00e3o de fluxo.<\/li>\n\n\n\n<li>Disco de composi\u00e7\u00e3o \u2013 os comp\u00f3sitos, por defini\u00e7\u00e3o, consistem em v\u00e1rios componentes. O disco \u00e9 quase sempre fabricado em metal, enquanto um anel n\u00e3o met\u00e1lico \u00e9 montado no disco para formar a \u00e1rea de assentamento. O material n\u00e3o met\u00e1lico do anel \u00e9 escolhido para ter boas caracter\u00edsticas de corros\u00e3o e eros\u00e3o e pode ser feito sob medida para garantir que seja adequado \u00e0 finalidade. Se o anel n\u00e3o met\u00e1lico for escolhido corretamente, dever\u00e1 permitir uma melhor veda\u00e7\u00e3o. Discos compostos s\u00e3o frequentemente empregados para aplica\u00e7\u00f5es em sistemas de vapor.<\/li>\n\n\n\n<li>Plug Disc \u2013 os discos plug t\u00eam um formato longo e c\u00f4nico. O formato do disco plug o torna muito mais adequado para estrangulamento do que os designs compostos e do tipo disco esf\u00e9rico.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Assento (anel do assento): \n<ul class=\"wp-block-list\">\n<li>Esta parte da v\u00e1lvula fornece a veda\u00e7\u00e3o entre a haste\/disco e a tampa quando o disco \u00e9 firmemente pressionado contra ela. Est\u00e1 integrado ou aparafusado na pr\u00f3pria v\u00e1lvula.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>S\u00edmbolo da v\u00e1lvula globo<\/strong><\/h2>\n\n\n\n<p>O <a href=\"https:\/\/zecovalve.com\/pt\/tag\/butterfly-valve-symbol\/\">s\u00edmbolo para uma v\u00e1lvula globo<\/a> s\u00e3o dois tri\u00e2ngulos laterais na mesma linha linear com<br>os pontos se tocando no meio. Onde os pontos se tocam, h\u00e1 um c\u00edrculo preto. Voc\u00ea<br>pode ver uma foto dele aqui.<\/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\/2023\/02\/Globe-Valve-Symbol.jpg\" alt=\"\" class=\"wp-image-27417\" width=\"693\" height=\"390\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2023\/02\/Globe-Valve-Symbol.jpg 924w, https:\/\/zecovalve.com\/wp-content\/uploads\/2023\/02\/Globe-Valve-Symbol-300x169.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2023\/02\/Globe-Valve-Symbol-768x432.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2023\/02\/Globe-Valve-Symbol-600x338.jpg 600w\" sizes=\"auto, (max-width: 693px) 100vw, 693px\" \/><\/figure>\n<\/div>\n\n\n<p>Para aplica\u00e7\u00f5es com temperaturas baixas, as v\u00e1lvulas de globo s\u00e3o normalmente instaladas de modo a que a press\u00e3o esteja sob o disco. Isto contribui para um funcionamento f\u00e1cil e ajuda a proteger o empanque.<\/p>\n\n\n\n<p>Para aplica\u00e7\u00f5es com servi\u00e7o de vapor em alta temperatura, as v\u00e1lvulas globo s\u00e3o instaladas de forma que a press\u00e3o fique acima do disco. Caso contr\u00e1rio, a haste se contrair\u00e1 durante o resfriamento e tender\u00e1 a levantar o disco da sede.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-globe-valve-application\">Aplica\u00e7\u00e3o de v\u00e1lvula globo<\/h2>\n\n\n\n<p>A seguir est\u00e3o algumas das aplica\u00e7\u00f5es t\u00edpicas das v\u00e1lvulas Globe:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sistemas de \u00e1gua de resfriamento onde o fluxo precisa ser regulado<\/li>\n\n\n\n<li>Sistema de \u00f3leo combust\u00edvel onde o fluxo \u00e9 regulado e a estanqueidade \u00e9 importante<\/li>\n\n\n\n<li>Respiradouros de ponto alto e drenos de ponto baixo quando a estanqueidade e a seguran\u00e7a s\u00e3o considera\u00e7\u00f5es importantes<\/li>\n\n\n\n<li>Sistemas de \u00e1gua de alimenta\u00e7\u00e3o, alimenta\u00e7\u00e3o de produtos qu\u00edmicos, extra\u00e7\u00e3o de ar do condensador e drenagem de extra\u00e7\u00e3o<\/li>\n\n\n\n<li>Aberturas e drenos da caldeira, aberturas e drenos principais de vapor e drenos do aquecedor<\/li>\n\n\n\n<li>Selos e drenos de turbina<\/li>\n\n\n\n<li>Sistema de \u00f3leo lubrificante de turbina e outros<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Vantagens e desvantagens da v\u00e1lvula globo<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vantagens\n<ul class=\"wp-block-list\">\n<li>Boa capacidade de desligamento<\/li>\n\n\n\n<li>Capacidade de acelera\u00e7\u00e3o moderada a boa<\/li>\n\n\n\n<li>Curso mais curto (em compara\u00e7\u00e3o com uma v\u00e1lvula gaveta)<\/li>\n\n\n\n<li>Dispon\u00edvel em padr\u00f5es T, Y e \u00e2ngulo, cada um oferecendo recursos exclusivos<\/li>\n\n\n\n<li>F\u00e1cil de usinar ou recapear os assentos<\/li>\n\n\n\n<li>Com o disco n\u00e3o preso \u00e0 haste, a v\u00e1lvula pode ser usada como v\u00e1lvula de reten\u00e7\u00e3o<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Desvantagens\n<ul class=\"wp-block-list\">\n<li>Maior queda de press\u00e3o (em compara\u00e7\u00e3o com uma v\u00e1lvula gaveta)<\/li>\n\n\n\n<li>Requer maior for\u00e7a ou um atuador maior para assentar a v\u00e1lvula (com press\u00e3o sob a sede)<\/li>\n\n\n\n<li>Fluxo de estrangulamento sob o assento e fluxo de corte sobre o assento<\/li>\n<\/ul>\n<\/li>\n<\/ul>\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\/\u622a\u6b62\u9600-16-300-6-min-1024x701.jpg\" alt=\"O que \u00e9 v\u00e1lvula globo, vantagens e desvantagens das v\u00e1lvulas globo\" class=\"wp-image-15305\" width=\"465\" height=\"318\" srcset=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-min-1024x701.jpg 1024w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-min-scaled-600x411.jpg 600w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-min-300x205.jpg 300w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-min-768x526.jpg 768w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-min-1536x1052.jpg 1536w, https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-6-min-2048x1403.jpg 2048w\" sizes=\"auto, (max-width: 465px) 100vw, 465px\" \/><figcaption class=\"wp-element-caption\">O que \u00e9 v\u00e1lvula globo, vantagens e desvantagens das v\u00e1lvulas globo<\/figcaption><\/figure>\n<\/div>\n\n\n<p>A v\u00e1lvula ZECO \u00e9 um profissional <a href=\"https:\/\/zecovalve.com\/pt\/categoria-do-produto\/globe-valve\/\">fabricante de v\u00e1lvula globo<\/a> na China, se tiver alguma d\u00favida, entre em contato conosco.<\/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\/the-function-of-globe-valve-in-pipeline-system.html\/\">O que s\u00e3o v\u00e1lvulas 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\/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\/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<p><\/p>\n<p><!-- wam:article --><\/p>\n<p>Dez artigos antes e depois<\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/feature-and-function-of-plug-cock-valve-safety-valve-steam-trap-pressure-relief-valve-check-valve.html\/\">Caracter\u00edstica e fun\u00e7\u00e3o da v\u00e1lvula macho \/ torneira, v\u00e1lvula de seguran\u00e7a, purgador de vapor, v\u00e1lvula de al\u00edvio de press\u00e3o, v\u00e1lvula de reten\u00e7\u00e3o<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/valve-part-rubber-factory-visit.html\/\">Pe\u00e7a da v\u00e1lvula - F\u00e1brica de borracha - Visita<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/is-valve-quality-the-reason-of-china-chemical-explosion-yancheng-chemical-factory-in-march-21th.html\/\">A qualidade da v\u00e1lvula \u00e9 a raz\u00e3o da EXPLOS\u00c3O qu\u00edmica na China: f\u00e1brica de produtos qu\u00edmicos Yancheng em 21 de mar\u00e7o<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/technical-specifications-for-valve-selection-and-configuration.html\/\">Especifica\u00e7\u00f5es t\u00e9cnicas para sele\u00e7\u00e3o e configura\u00e7\u00e3o de v\u00e1lvulas<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/the-market-competitiveness-of-cast-iron-valves-is-further-reduced%ef%bc%9f.html\/\">A competitividade de mercado das v\u00e1lvulas de ferro fundido \u00e9 ainda mais reduzida\uff1f<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-butterfly-valves.html\/\">Vantagens e desvantagens das v\u00e1lvulas borboleta<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-ball-valves.html\/\">Vantagens e desvantagens das v\u00e1lvulas esfera<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-gate-valves.html\/\">Vantagens e desvantagens das v\u00e1lvulas gaveta<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/shanxi-discovered-2-437-billion-tons-of-coal-resources-last-year.html\/\">Shanxi descobriu 2,437 bilh\u00f5es de toneladas de recursos de carv\u00e3o no ano passado<\/a><\/p>\n<p><a href=\"https:\/\/zecovalve.com\/pt\/thermal-insulation-valves-ball-valves-feature-principal-installationadvantageous.html\/\">V\u00e1lvulas de isolamento t\u00e9rmico: caracter\u00edstica das v\u00e1lvulas de esfera, principal, instala\u00e7\u00e3o, vantajosa<\/a><\/p>\n<p><!-- \/wam:article --><\/p>","protected":false},"excerpt":{"rendered":"<p>O que \u00e9 uma v\u00e1lvula globo? Uma v\u00e1lvula globo \u00e9 uma v\u00e1lvula de movimento linear que para, inicia e regula o fluxo de fluido. O Globo \u2026 <a title=\"O que \u00e9 uma v\u00e1lvula globo \u2013 Tipos de v\u00e1lvula globo | Fabricante de v\u00e1lvula globo\" class=\"read-more\" href=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-globe-valves.html\" aria-label=\"Mais em O que \u00e9 uma v\u00e1lvula globo \u2013 Tipos de v\u00e1lvula globo | Fabricante de v\u00e1lvula globo\">Ler mais<\/a><\/p>","protected":false},"author":2,"featured_media":15306,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_generate-full-width-content":"","kt_blocks_editor_width":"","footnotes":""},"categories":[1929],"tags":[1895,1894,1896,1805,4010,1898,2759,4009,3847,2760,4008,1806,2088,1893],"class_list":["post-857","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-globe-valve","tag-advantage-of-globe-valve","tag-advantages-and-disadvantages-of-globe-valves","tag-disadvantages-of-globe-valve-2","tag-globe-valve","tag-globe-valve-application","tag-globe-valve-function","tag-globe-valve-manufacturer","tag-globe-valve-parts","tag-globe-valve-symbol","tag-globe-valve-types","tag-globe-valve-working-principle","tag-globe-valves","tag-types-of-globe-valve","tag-what-is-globe-valve","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\u9600-16-300-5-min-1024x1024.jpg",1024,1024,true],"author_info":{"display_name":"Jerry","author_link":"https:\/\/zecovalve.com\/pt\/author\/jerry"},"comment_info":0,"category_info":[{"term_id":1929,"name":"Globe Valve","slug":"globe-valve","term_group":0,"term_taxonomy_id":1929,"taxonomy":"category","description":"","parent":0,"count":21,"filter":"raw","cat_ID":1929,"category_count":21,"category_description":"","cat_name":"Globe Valve","category_nicename":"globe-valve","category_parent":0}],"tag_info":[{"term_id":1895,"name":"Advantage\u00a0of Globe Valve","slug":"advantage-of-globe-valve","term_group":0,"term_taxonomy_id":1895,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"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":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":4010,"name":"globe valve application","slug":"globe-valve-application","term_group":0,"term_taxonomy_id":4010,"taxonomy":"post_tag","description":"","parent":0,"count":1,"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":2759,"name":"Globe Valve Manufacturer","slug":"globe-valve-manufacturer","term_group":0,"term_taxonomy_id":2759,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":4009,"name":"globe valve parts","slug":"globe-valve-parts","term_group":0,"term_taxonomy_id":4009,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":3847,"name":"Globe Valve Symbol","slug":"globe-valve-symbol","term_group":0,"term_taxonomy_id":3847,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":2760,"name":"Globe Valve Types","slug":"globe-valve-types","term_group":0,"term_taxonomy_id":2760,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"},{"term_id":4008,"name":"globe valve working principle","slug":"globe-valve-working-principle","term_group":0,"term_taxonomy_id":4008,"taxonomy":"post_tag","description":"","parent":0,"count":1,"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":2088,"name":"types of globe valve","slug":"types-of-globe-valve","term_group":0,"term_taxonomy_id":2088,"taxonomy":"post_tag","description":"","parent":0,"count":2,"filter":"raw"},{"term_id":1893,"name":"What is globe valve","slug":"what-is-globe-valve","term_group":0,"term_taxonomy_id":1893,"taxonomy":"post_tag","description":"","parent":0,"count":1,"filter":"raw"}],"taxonomy_info":{"category":[{"value":1929,"label":"Globe Valve"}],"post_tag":[{"value":1895,"label":"Advantage\u00a0of Globe Valve"},{"value":1894,"label":"Advantages and Disadvantages of Globe Valves"},{"value":1896,"label":"Disadvantages\u00a0of Globe valve"},{"value":1805,"label":"globe valve"},{"value":4010,"label":"globe valve application"},{"value":1898,"label":"globe valve function"},{"value":2759,"label":"Globe Valve Manufacturer"},{"value":4009,"label":"globe valve parts"},{"value":3847,"label":"Globe Valve Symbol"},{"value":2760,"label":"Globe Valve Types"},{"value":4008,"label":"globe valve working principle"},{"value":1806,"label":"globe valves"},{"value":2088,"label":"types of globe valve"},{"value":1893,"label":"What is globe valve"}]},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is a Globe valve - Globe Valve Types | Globe Valves Manufacturer - ZECO<\/title>\n<meta name=\"description\" content=\"A globe valve is a linear motion valve that stops, starts, and regulates fluid flow. The globe valve disk can be removed entirely from the flow path, or it will completely close the flow path. During the opening and closing of the valve, the disc moves perpendicularly to the seat.\" \/>\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\/advantages-and-disadvantages-of-globe-valves.html\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is a Globe valve - Globe Valve Types | Globe Valves Manufacturer - ZECO\" \/>\n<meta property=\"og:description\" content=\"A globe valve is a linear motion valve that stops, starts, and regulates fluid flow. The globe valve disk can be removed entirely from the flow path, or it will completely close the flow path. During the opening and closing of the valve, the disc moves perpendicularly to the seat.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/zecovalve.com\/pt\/advantages-and-disadvantages-of-globe-valves.html\" \/>\n<meta property=\"og:site_name\" content=\"ZECO Valve\" \/>\n<meta property=\"article:published_time\" content=\"2021-12-27T10:06:22+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-02-27T15:07:48+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\u622a\u6b62\u9600-16-300-5-min-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"2560\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\">\n\t<meta name=\"twitter:data1\" content=\"Jerry\">\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\">\n\t<meta name=\"twitter:data2\" content=\"6 minutos\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/zecovalve.com\/#website\",\"url\":\"https:\/\/zecovalve.com\/\",\"name\":\"ZECO Valve\",\"description\":\"Industrial Ball Valve, Gate Valve and Globe Valve Manufacturer\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/zecovalve.com\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html#primaryimage\",\"inLanguage\":\"pt-PT\",\"url\":\"https:\/\/zecovalve.com\/wp-content\/uploads\/2021\/12\/\\u622a\\u6b62\\u9600-16-300-5-min-scaled.jpg\",\"width\":2560,\"height\":2560,\"caption\":\"What is Globe valve, Advantages and Disadvantages of\\u00a0 Globe Valves\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html#webpage\",\"url\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html\",\"name\":\"What is a Globe valve - Globe Valve Types | Globe Valves Manufacturer - ZECO\",\"isPartOf\":{\"@id\":\"https:\/\/zecovalve.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html#primaryimage\"},\"datePublished\":\"2021-12-27T10:06:22+00:00\",\"dateModified\":\"2023-02-27T15:07:48+00:00\",\"author\":{\"@id\":\"https:\/\/zecovalve.com\/#\/schema\/person\/f65555145e0ef282ff87649309aba6a3\"},\"description\":\"A globe valve is a linear motion valve that stops, starts, and regulates fluid flow. The globe valve disk can be removed entirely from the flow path, or it will completely close the flow path. During the opening and closing of the valve, the disc moves perpendicularly to the seat.\",\"breadcrumb\":{\"@id\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"item\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/\",\"url\":\"https:\/\/zecovalve.com\/\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"position\":2,\"item\":{\"@type\":\"WebPage\",\"@id\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html\",\"url\":\"https:\/\/zecovalve.com\/advantages-and-disadvantages-of-globe-valves.html\",\"name\":\"What is a Globe valve &#8211; Globe Valve Types | Globe Valve Manufacturer\"}}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/zecovalve.com\/#\/schema\/person\/f65555145e0ef282ff87649309aba6a3\",\"name\":\"Jerry\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","_links":{"self":[{"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/posts\/857","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/comments?post=857"}],"version-history":[{"count":0,"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/posts\/857\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/media\/15306"}],"wp:attachment":[{"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/media?parent=857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/categories?post=857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/zecovalve.com\/pt\/wp-json\/wp\/v2\/tags?post=857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}