{"id":4364,"date":"2026-06-27T12:43:45","date_gmt":"2026-06-27T04:43:45","guid":{"rendered":"https:\/\/www.pansvalve.com\/?p=4364"},"modified":"2026-07-22T11:10:24","modified_gmt":"2026-07-22T03:10:24","slug":"inch-gate-valve-spec-guide","status":"publish","type":"post","link":"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/","title":{"rendered":"Especifica\u00e7\u00f5es da v\u00e1lvula de gaveta de 4 polegadas: Classe ANSI, dimens\u00e3o face a face e usos comuns na ind\u00fastria."},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u00cdndice<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Alternar \u00cdndice\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Alternar<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#What_Should_A_4_Inch_Gate_Valve_Specification_Include\" >O que deve incluir a especifica\u00e7\u00e3o de uma v\u00e1lvula de gaveta de 4 polegadas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#Which_ANSI_Class_Should_A_4_Inch_Gate_Valve_Use\" >Qual classe ANSI deve ser usada para uma v\u00e1lvula de gaveta de 4 polegadas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#What_Are_Common_4_Inch_Gate_Valve_Face-To-Face_Dimensions\" >Quais s\u00e3o as dimens\u00f5es comuns entre faces de uma v\u00e1lvula de gaveta de 4 polegadas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#Flanged_Ends_Need_More_Than_A_Matching_Size\" >As extremidades flangeadas precisam de algo mais do que apenas uma pe\u00e7a de tamanho correspondente.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#How_Much_Space_Does_A_4_Inch_Gate_Valve_Need\" >Quanto espa\u00e7o \u00e9 necess\u00e1rio para uma v\u00e1lvula de gaveta de 4 polegadas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#Where_Are_4_Inch_Gate_Valves_Commonly_Used\" >Onde as v\u00e1lvulas de gaveta de 4 polegadas s\u00e3o comumente usadas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#What_Should_Buyers_Send_For_A_4_Inch_Gate_Valve_Quote\" >O que os compradores devem enviar para solicitar um or\u00e7amento de v\u00e1lvula de gaveta de 4 polegadas?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#Short_Buyer_Questions\" >Perguntas r\u00e1pidas para o comprador<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.pansvalve.com\/pt\/knowledge-center\/inch-gate-valve-spec-guide\/#Order_The_Valve_That_Fits_The_Site\" >Encomende a v\u00e1lvula adequada para o local.<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula de gaveta de 4 polegadas \u00e9 especificada pela classe ANSI, dimens\u00f5es face a face ASME B16.10, face do flange, material do corpo e requisitos de teste. Esses detalhes determinam se a v\u00e1lvula \u00e9 adequada para aplica\u00e7\u00f5es em petr\u00f3leo, \u00e1gua, vapor ou isolamento industrial.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O tamanho apenas confirma a conex\u00e3o nominal do tubo. Para muitos pedidos de isolamento em a\u00e7o fundido, o PANS <a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/gate-valve\/understanding-wedge-gate-valve\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/gate-valve\/understanding-wedge-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">v\u00e1lvula de cunha<\/a> \u00c9 um bom ponto de partida, pois os compradores podem comparar as dimens\u00f5es das v\u00e1lvulas de gaveta, os requisitos de flange e as necessidades de inspe\u00e7\u00e3o antes de finalizar a especifica\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Should_A_4_Inch_Gate_Valve_Specification_Include\"><\/span>O que deve incluir a especifica\u00e7\u00e3o de uma v\u00e1lvula de gaveta de 4 polegadas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na maioria das encomendas industriais, 4 polegadas significa NPS 4. Alguns projetos usam DN100. De qualquer forma, o tamanho nominal n\u00e3o confirma a classe de press\u00e3o, o material do corpo ou o comprimento de instala\u00e7\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Essa \u00e9 uma falha comum nas compras. O comprador envia as dimens\u00f5es. O fornecedor cota uma v\u00e1lvula. Mais tarde, algu\u00e9m pergunta sobre o comprimento face a face, a face do flange, os certificados de material ou os testes API. Nesse ponto, a cota\u00e7\u00e3o pode precisar ser refeita.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uma solicita\u00e7\u00e3o mais robusta inclui, desde o in\u00edcio, as dimens\u00f5es, a classe, o padr\u00e3o do flange, o tipo de face, o material, o fluido, a temperatura, a press\u00e3o e os requisitos de teste.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Which_ANSI_Class_Should_A_4_Inch_Gate_Valve_Use\"><\/span>Qual classe ANSI deve ser usada para uma v\u00e1lvula de gaveta de 4 polegadas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula de classe 150 e uma v\u00e1lvula de classe 600 n\u00e3o s\u00e3o constru\u00eddas da mesma maneira. Classes mais altas geralmente significam paredes mais espessas, parafusos mais resistentes, maior press\u00e3o de teste e maior peso.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A norma ASME B16.34 \u00e9 utilizada pelos compradores para verificar as classifica\u00e7\u00f5es de press\u00e3o e temperatura, os materiais, os testes e a marca\u00e7\u00e3o. Isso \u00e9 importante porque o calor pode reduzir a press\u00e3o que uma v\u00e1lvula pode suportar com seguran\u00e7a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e3o aprove a classe ANSI apenas com base na press\u00e3o. Para aplica\u00e7\u00f5es com vapor, petr\u00f3leo e g\u00e1s, inclua a temperatura de opera\u00e7\u00e3o na consulta.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Are_Common_4_Inch_Gate_Valve_Face-To-Face_Dimensions\"><\/span>Quais s\u00e3o as dimens\u00f5es comuns entre faces de uma v\u00e1lvula de gaveta de 4 polegadas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">As dimens\u00f5es face a face s\u00e3o importantes quando o espa\u00e7amento entre os tubos j\u00e1 est\u00e1 definido. Em trabalhos de substitui\u00e7\u00e3o, conjuntos de tubos sobre patins e suportes para tubos, geralmente h\u00e1 pouca margem para ajustes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se a v\u00e1lvula for muito curta ou muito longa, a equipe poder\u00e1 precisar modificar o tubo ou o carretel. A norma ASME B16.10 ajuda a evitar esse problema, padronizando os comprimentos das v\u00e1lvulas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para verifica\u00e7\u00e3o r\u00e1pida, as dimens\u00f5es comuns de uma v\u00e1lvula de gaveta de a\u00e7o flangeada NPS 4 incluem:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Aula<\/strong><\/td><td><strong>Dimens\u00e3o Cara a Cara<\/strong><\/td><\/tr><tr><td>Classe 150<\/td><td>9,00 pol \/ 229 mm<\/td><\/tr><tr><td>Classe 300<\/td><td>12,00 pol \/ 305 mm<\/td><\/tr><tr><td>Classe 600<\/td><td>17,00 pol \/ 432 mm<\/td><\/tr><tr><td>Classe 900<\/td><td>18,00 pol \/ 457 mm<\/td><\/tr><tr><td>Classe 1500<\/td><td>26,50 pol \/ 673 mm<\/td><\/tr><tr><td>Classe 2500<\/td><td>30,00 pol \/ 762 mm<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Use esses n\u00fameros apenas para uma an\u00e1lise inicial. O sorteio final ainda deve determinar a compra.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"699\" height=\"509\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478.webp\" alt=\"As extremidades flangeadas precisam de algo mais do que apenas uma pe\u00e7a de tamanho correspondente.\" class=\"wp-image-4366\" style=\"width:481px;height:auto\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478.webp 699w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478-300x218.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/06\/\u56fe\u72478-16x12.webp 16w\" sizes=\"(max-width: 699px) 100vw, 699px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Flanged_Ends_Need_More_Than_A_Matching_Size\"><\/span>As extremidades flangeadas precisam de algo mais do que apenas uma pe\u00e7a de tamanho correspondente.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula de gaveta flangeada de 4 polegadas deve ser compat\u00edvel com o flange de instala\u00e7\u00e3o. Verifique a classe do flange, o padr\u00e3o de furos dos parafusos, o tipo de face e o tipo de junta antes da produ\u00e7\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A norma ASME B16.5 para flanges de tubula\u00e7\u00e3o abrange flanges e conex\u00f5es flangeadas de NPS 1\/2 a NPS 24. Ela inclui dimens\u00f5es, toler\u00e2ncias, materiais, marca\u00e7\u00e3o e classifica\u00e7\u00f5es de press\u00e3o e temperatura.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Eis a quest\u00e3o simples em campo: flanges com face elevada, face plana e RTJ n\u00e3o utilizam o mesmo sistema de veda\u00e7\u00e3o. Se isso passar despercebido, a v\u00e1lvula pode ter o tamanho correto, mas ser inadequada para a instala\u00e7\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para servi\u00e7o de gasoduto direto, o PANS<a href=\"https:\/\/www.pansvalve.com\/pt\/products\/flat-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\"> v\u00e1lvula de gaveta plana<\/a> Tamb\u00e9m pode ser relevante. Os compradores podem comparar quando a queda de press\u00e3o, o layout da tubula\u00e7\u00e3o ou o percurso total do fluxo fazem parte da decis\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Much_Space_Does_A_4_Inch_Gate_Valve_Need\"><\/span>Quanto espa\u00e7o \u00e9 necess\u00e1rio para uma v\u00e1lvula de gaveta de 4 polegadas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">As dimens\u00f5es da v\u00e1lvula de gaveta incluem tamb\u00e9m a altura e a folga para o operador. <a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/gate-valve\/what-is-a-rising-stem-gate-valve\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/gate-valve\/what-is-a-rising-stem-gate-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">caule ascendente<\/a> Precisa de espa\u00e7o para se movimentar. Um atuador ou mecanismo de engrenagem pode precisar de mais espa\u00e7o lateral do que um volante.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Isso \u00e9 importante em \u00e1reas apertadas. Salas de bombas, unidades pr\u00e9-fabricadas e suportes de tubula\u00e7\u00e3o geralmente oferecem pouco espa\u00e7o para manuten\u00e7\u00e3o. Uma v\u00e1lvula que se encaixa entre flanges ainda pode ser dif\u00edcil de operar se o volante ou a folga da haste estiverem obstru\u00eddos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Solicite um desenho de arranjo geral quando o espa\u00e7o for limitado. Isso d\u00e1 \u00e0 equipe de obra uma melhor chance de identificar problemas de folga antes do envio.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Where_Are_4_Inch_Gate_Valves_Commonly_Used\"><\/span>Onde as v\u00e1lvulas de gaveta de 4 polegadas s\u00e3o comumente usadas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula de gaveta de 4 polegadas \u00e9 comum em servi\u00e7os de \u00e1gua, petr\u00f3leo, g\u00e1s e utilidades industriais. O melhor material e classe ainda dependem da press\u00e3o, temperatura, fluido e requisitos de inspe\u00e7\u00e3o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Servi\u00e7os de \u00e1gua e utilidades<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula de gaveta de 4 polegadas \u00e9 frequentemente usada em descargas de bombas, coletores de filtros, \u00e1gua de resfriamento e ramais de distribui\u00e7\u00e3o. A escolha entre a\u00e7o carbono ou a\u00e7o inoxid\u00e1vel deve levar em considera\u00e7\u00e3o a press\u00e3o e o risco de corros\u00e3o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Servi\u00e7o de Petr\u00f3leo e G\u00e1s<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Em instala\u00e7\u00f5es petrol\u00edferas, as v\u00e1lvulas de gaveta NPS 4 podem isolar linhas de distribui\u00e7\u00e3o de \u00f3leo combust\u00edvel, petr\u00f3leo bruto, \u00f3leo leve ou g\u00e1s. Essas opera\u00e7\u00f5es podem exigir <a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/gate-valve\/7-key-api-standards-for-gate-valves\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/gate-valve\/7-key-api-standards-for-gate-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">API 600<\/a> requisitos e documentos de inspe\u00e7\u00e3o mais rigorosos.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Servi\u00e7os para Plantas Industriais<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Em instala\u00e7\u00f5es industriais, este tamanho pode ser utilizado para vapor, ar comprimido, gases n\u00e3o corrosivos e linhas de utilidades de processo. Para fluidos quentes, a classifica\u00e7\u00e3o de press\u00e3o e temperatura deve ser verificada antes da aprova\u00e7\u00e3o.<\/p>\n\n\n\n<style>\n    \/* \u5bfc\u5165 Poppins \u5b57\u4f53 *\/\n    @import url('https:\/\/fonts.googleapis.com\/css2?family=Poppins:wght@400;600&display=swap');\n\n    \/* \u6837\u5f0f\u9694\u79bb\uff1a\u6240\u6709\u6837\u5f0f\u90fd\u4ee5 .cldg-card- \u5f00\u5934\uff0c\u907f\u514d\u5f71\u54cd\u7f51\u7ad9\u5176\u4ed6\u90e8\u5206 *\/\n    .cldg-card-container {\n        display: flex;\n        flex-wrap: wrap; \n        width: 100%;\n        margin: 20px 0;\n        border: 1px solid #e0e0e0;\n        border-radius: 8px;\n        overflow: hidden; \n        background-color: #ffffff;\n        font-family: 'Poppins', Arial, sans-serif; \n        box-sizing: border-box;\n    }\n\n    .cldg-card-text-column {\n        flex: 55%; \n        padding: 30px;\n        display: flex;\n        flex-direction: column;\n        justify-content: center;\n        box-sizing: border-box;\n    }\n\n    .cldg-card-image-column {\n        flex: 45%; \n        min-height: 250px; \n        box-sizing: border-box;\n    }\n\n    .cldg-card-image-column a {\n        display: block;\n        width: 100%;\n        height: 100%;\n    }\n\n    .cldg-card-image-column img {\n        width: 100%;\n        height: 100%;\n        object-fit: cover; \n        display: block;\n        transition: transform 0.3s ease;\n    }\n\n    .cldg-card-image-column a:hover img {\n        transform: scale(1.03);\n    }\n\n    \/* SEO\u4f18\u5316\uff1a\u4f7f\u7528<p>\u6807\u7b7e\u4ee3\u66ffH3\uff0c\u907f\u514d\u6270\u4e71\u9875\u9762\u6807\u9898\u5c42\u7ea7 *\/\n    .cldg-card-title {\n        font-size: 24px;\n        font-weight: 600;\n        color: #111111;\n        margin-top: 0;\n        margin-bottom: 15px;\n        line-height: 1.3;\n        text-transform: capitalize;\n    }\n\n    .cldg-card-description {\n        font-size: 16px;\n        color: #444444;\n        line-height: 1.6;\n        margin-bottom: 20px;\n    }\n\n    .cldg-card-cta-button {\n        display: inline-block;\n        width: fit-content;\n        padding: 10px 26px; \n        font-size: 16px;\n        font-weight: 600;\n        color: #d70c19; \n        background-color: #ffffff; \n        border: 2px solid #d70c19; \n        border-radius: 5px;\n        text-decoration: none !important;\n        text-align: center;\n        transition: background-color 0.3s ease, color 0.3s ease;\n    }\n\n    .cldg-card-cta-button:hover {\n        background-color: #d70c19; \n        color: #ffffff !important; \n    }\n\n    \/* \u54cd\u5e94\u5f0f\u8bbe\u8ba1 *\/\n    @media (max-width: 768px) {\n        .cldg-card-container {\n            flex-direction: column-reverse; \/* \u79fb\u52a8\u7aef\u8ba9\u56fe\u7247\u5728\u4e0a\u65b9\u663e\u793a\u6548\u679c\u66f4\u597d *\/\n        }\n\n        .cldg-card-text-column,\n        .cldg-card-image-column {\n            flex: 100%; \n        }\n        .cldg-card-text-column {\n            padding: 25px; \n            text-align: center;\n        }\n        .cldg-card-cta-button {\n            width: 100%;\n            box-sizing: border-box;\n        }\n    }\n<\/style>\n\n<div class=\"cldg-card-container\">\n    <div class=\"cldg-card-text-column\">\n        <p class=\"cldg-card-title\">V\u00e1lvula de gaveta plana<\/p>\n        <p class=\"cldg-card-description\">\n            <strong>Padr\u00e3o de projeto e fabrica\u00e7\u00e3o:<\/strong> API 6D \/ ASME B16.34<br>\n            <strong>Frente a frente:<\/strong> Norma ASME B16.10\n        <\/p>\n        <a href=\"https:\/\/www.pansvalve.com\/pt\/products\/flat-gate-valve\/\" class=\"cldg-card-cta-button\" target=\"_blank\" rel=\"noopener noreferrer\">\n            Ver especifica\u00e7\u00f5es\n        <\/a>\n    <\/div>\n    <div class=\"cldg-card-image-column\">\n        <a href=\"https:\/\/www.pansvalve.com\/pt\/products\/flat-gate-valve\/\" target=\"_blank\" rel=\"noopener noreferrer\">\n            <img decoding=\"async\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2022\/04\/2.jpg\" alt=\"V\u00e1lvula de gaveta plana API 6D para atacado\">\n        <\/a>\n    <\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Should_Buyers_Send_For_A_4_Inch_Gate_Valve_Quote\"><\/span>O que os compradores devem enviar para solicitar um or\u00e7amento de v\u00e1lvula de gaveta de 4 polegadas?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Um or\u00e7amento completo come\u00e7a com dados claros do projeto. Os compradores devem enviar as dimens\u00f5es, classe, tipo de conex\u00e3o, material, meio e requisitos de teste antes de solicitar o pre\u00e7o.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Detalhes a enviar<\/td><td>Exemplo<\/td><\/tr><tr><td>Tamanho<\/td><td>NPS 4 \/ DN100<\/td><\/tr><tr><td>Aula<\/td><td>Classe 150, Classe 300, Classe 600, Classe 900 ou superior<\/td><\/tr><tr><td>Fim<\/td><td>Flange RF, flange RTJ, BW ou extremidade espec\u00edfica do projeto<\/td><\/tr><tr><td>Material<\/td><td>A\u00e7o carbono, a\u00e7o inoxid\u00e1vel ou a\u00e7o liga.<\/td><\/tr><tr><td>M\u00e9dio<\/td><td>Servi\u00e7os de \u00e1gua, vapor, \u00f3leo, g\u00e1s ou produtos qu\u00edmicos<\/td><\/tr><tr><td>Testando<\/td><td><a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/api-598-vs-api-6d-valves\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/blog\/api-598-vs-api-6d-valves\/\" target=\"_blank\" rel=\"noreferrer noopener\">API 598<\/a>, inspe\u00e7\u00e3o de projeto ou inspe\u00e7\u00e3o por testemunha terceirizada<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Esta tabela n\u00e3o substitui o desenho. Ela ajuda os compradores a n\u00e3o omitirem detalhes b\u00e1sicos antes de solicitarem um or\u00e7amento.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Short_Buyer_Questions\"><\/span>Perguntas r\u00e1pidas para o comprador<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. O NPS 4 \u00e9 sempre DN100?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Em muitos projetos, sim. Mesmo assim, confirme a norma do tubo, o sistema de flanges e o desenho antes de fazer o pedido.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">2. O que controla as dimens\u00f5es face a face?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A norma da v\u00e1lvula, a classe de press\u00e3o, a conex\u00e3o final e o desenho do projeto controlam a dimens\u00e3o final face a face.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">3. Quando os compradores devem solicitar um desenho?<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Solicite um desenho t\u00e9cnico ao substituir uma v\u00e1lvula existente, ao trabalhar em um espa\u00e7o reduzido ou ao comprar para um projeto com rigorosas especifica\u00e7\u00f5es dimensionais.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Order_The_Valve_That_Fits_The_Site\"><\/span>Encomende a v\u00e1lvula adequada para o local.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula de gaveta de 4 polegadas deve ser compat\u00edvel com mais do que apenas o di\u00e2metro da tubula\u00e7\u00e3o. Ela tamb\u00e9m precisa atender \u00e0 classe de veda\u00e7\u00e3o, ao sistema de flanges, \u00e0 folga da tubula\u00e7\u00e3o, aos requisitos de material e ao plano de inspe\u00e7\u00e3o. Quando esses detalhes est\u00e3o claros, a v\u00e1lvula torna-se mais f\u00e1cil de aprovar, instalar e inspecionar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A PANS pode dar suporte aos compradores que precisam <a href=\"https:\/\/www.pansvalve.com\/pt\/gate-valve-manufacturers\/\" type=\"link\" id=\"https:\/\/www.pansvalve.com\/gate-valve-manufacturers\/\" target=\"_blank\" rel=\"noreferrer noopener\">v\u00e1lvulas de gaveta<\/a> Para diferentes padr\u00f5es da ind\u00fastria e cronogramas de projetos urgentes, a compara\u00e7\u00e3o antecipada entre as op\u00e7\u00f5es de v\u00e1lvulas de gaveta plana e de cunha pode reduzir as altera\u00e7\u00f5es nos desenhos. Tamb\u00e9m pode ajudar a evitar problemas de montagem e a manter os pedidos de reposi\u00e7\u00e3o em andamento.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-content-justification-center is-layout-flex wp-container-core-buttons-is-layout-fe48e5de wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-white-color has-red-background-color has-text-color has-background has-link-color wp-element-button\" href=\"https:\/\/www.pansvalve.com\/pt\/contact-us\/\">Obtenha uma cota\u00e7\u00e3o<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>A 4-inch gate valve is specified by ANSI class, ASME B16.10 face-to-face dimensions, flange facing, body material, and testing requirements. These details decide whether the valve fits petroleum, water, steam, or industrial isolation service. The size only confirms the nominal pipe connection. For many cast steel isolation orders, the PANS wedge gate valve is a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4369,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[188,1],"tags":[],"class_list":["post-4364","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gate-valve","category-knowledge-center"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Prevent Fit-Up Errors With 4 Inch Gate Valve Dimensions<\/title>\n<meta name=\"description\" content=\"Avoid pipeline modification costs. 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