{"id":3998,"date":"2026-04-03T16:49:27","date_gmt":"2026-04-03T08:49:27","guid":{"rendered":"https:\/\/www.pansvalve.com\/?p=3998"},"modified":"2026-04-03T16:49:31","modified_gmt":"2026-04-03T08:49:31","slug":"can-plug-valves-be-buried-underground-installation-guide","status":"publish","type":"post","link":"https:\/\/www.pansvalve.com\/pt\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/","title":{"rendered":"V\u00e1lvulas de plugue podem ser enterradas? Guia de instala\u00e7\u00e3o subterr\u00e2nea."},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#What_Buried_Service_Means\" >O que significa servi\u00e7o funer\u00e1rio<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#Why_Buried_Installation_Needs_More_Planning\" >Por que a instala\u00e7\u00e3o enterrada requer mais planejamento?<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#How_Service_Conditions_Change_the_Installation\" >Como as condi\u00e7\u00f5es de servi\u00e7o alteram a instala\u00e7\u00e3o<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#How_Coating_Protects_the_Valve_Underground\" >Como o revestimento protege a v\u00e1lvula subterr\u00e2nea<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#How_to_Install_the_Valve_the_Right_Way\" >Como instalar a v\u00e1lvula corretamente<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#What_Buyers_Should_Ask_Before_Ordering\" >O que os compradores devem perguntar antes de fazer um pedido<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#What_Maintenance_Still_Matters_After_Burial\" >Que tipo de manuten\u00e7\u00e3o ainda \u00e9 importante ap\u00f3s o enterro?<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#Why_This_Matters_for_Product_Selection\" >Por que isso \u00e9 importante para a sele\u00e7\u00e3o de produtos?<\/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\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#Conclusion\" >Conclus\u00e3o<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.pansvalve.com\/pt\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/#Frequently_Asked_Questions\" >Perguntas frequentes&nbsp;<\/a><\/li><\/ul><\/nav><\/div>\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"512\" height=\"273\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-1.webp\" alt=\"\" class=\"wp-image-4000\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-1.webp 512w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-1-300x160.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-1-18x10.webp 18w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<p>URL da imagem: https:\/\/notebooklm.google.com\/notebook\/7da537b0-8f71-4466-a60b-251c66feac02<\/p>\n\n\n\n<p>Sim.<a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/plug-valve\/what-are-the-different-types-of-plug-valves\/\"> V\u00e1lvulas macho<\/a> A instala\u00e7\u00e3o subterr\u00e2nea \u00e9 poss\u00edvel quando a v\u00e1lvula \u00e9 selecionada para servi\u00e7o enterrado, instalada na posi\u00e7\u00e3o correta, protegida contra corros\u00e3o e com acesso adequado para opera\u00e7\u00e3o e manuten\u00e7\u00e3o. Este guia explica onde a instala\u00e7\u00e3o enterrada funciona, o que pode dar errado, como a instala\u00e7\u00e3o da v\u00e1lvula de plugue muda com as condi\u00e7\u00f5es de servi\u00e7o, por que o revestimento \u00e9 importante e o que os compradores devem verificar antes de fazer o pedido.<\/p>\n\n\n\n<p>Para iniciantes, a ideia principal \u00e9 simples. Uma v\u00e1lvula subterr\u00e2nea \u00e9 mais dif\u00edcil de inspecionar e reparar. Isso significa que a instala\u00e7\u00e3o deve ser feita com cuidado desde o in\u00edcio. Em sistemas hidr\u00e1ulicos, uma instala\u00e7\u00e3o inadequada pode causar danos, interrup\u00e7\u00f5es e custos elevados com escava\u00e7\u00f5es.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Buried_Service_Means\"><\/span><strong>O que significa servi\u00e7o funer\u00e1rio<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"512\" height=\"276\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-2.webp\" alt=\"\" class=\"wp-image-4001\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-2.webp 512w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-2-300x162.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-2-18x10.webp 18w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<p>Servi\u00e7o enterrado significa que a v\u00e1lvula fica abaixo do n\u00edvel do solo acabado, geralmente em uma vala para tubula\u00e7\u00e3o, com acesso a partir de uma caixa de v\u00e1lvulas ou c\u00e2mara de inspe\u00e7\u00e3o. A tubula\u00e7\u00e3o pode transportar \u00e1gua, esgoto, lama, \u00f3leo, g\u00e1s ou outro fluido de processo. Carga do solo, umidade, tr\u00e1fego e corros\u00e3o s\u00e3o fatores que devem ser considerados no projeto.<\/p>\n\n\n\n<p>Por isso, o trabalho subterr\u00e2neo n\u00e3o se resume apenas a instalar uma v\u00e1lvula em uma vala. Envolve tamb\u00e9m suporte para a tubula\u00e7\u00e3o, alinhamento das juntas, acesso para opera\u00e7\u00e3o e prote\u00e7\u00e3o da superf\u00edcie.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_Buried_Installation_Needs_More_Planning\"><\/span><strong>Por que a instala\u00e7\u00e3o enterrada requer mais planejamento?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>As v\u00e1lvulas acima do solo s\u00e3o mais f\u00e1ceis de inspecionar. As v\u00e1lvulas subterr\u00e2neas n\u00e3o. Se o revestimento do corpo estiver danificado, se a caixa transferir carga para o atuador ou se houver ac\u00famulo de s\u00f3lidos em locais inadequados, o custo do reparo aumenta rapidamente. Em tubula\u00e7\u00f5es enterradas, at\u00e9 mesmo um pequeno erro pode resultar em uma grande obra de escava\u00e7\u00e3o.<\/p>\n\n\n\n<p>Para compradores de sistemas de abastecimento de \u00e1gua, \u00e9 aqui que uma v\u00e1lvula de plugue AWWA costuma entrar na discuss\u00e3o. A AWWA lista a norma C517 para v\u00e1lvulas de plugue exc\u00eantricas de ferro fundido com sede resiliente, e a mesma lista de normas tamb\u00e9m inclui padr\u00f5es de revestimento e instala\u00e7\u00e3o de tubula\u00e7\u00f5es de \u00e1gua, como C213, C214, C222, C224, C225, C229, C550, C600 e C604.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Service_Conditions_Change_the_Installation\"><\/span><strong>Como as condi\u00e7\u00f5es de servi\u00e7o alteram a instala\u00e7\u00e3o<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"512\" height=\"277\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-3.webp\" alt=\"\" class=\"wp-image-4002\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-3.webp 512w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-3-300x162.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-3-18x10.webp 18w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Fluidos limpos exigem uma \u00fanica abordagem.<\/strong><\/h3>\n\n\n\n<p>Para um servi\u00e7o impec\u00e1vel,<a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/plug-valve\/what-is-an-eccentric-plug-valve\/\"> v\u00e1lvulas de plugue exc\u00eantrico<\/a> Geralmente pode ser instalado em qualquer orienta\u00e7\u00e3o. A press\u00e3o direta \u00e9 prefer\u00edvel quando vi\u00e1vel. Isso significa que a press\u00e3o da linha atua no plugue pelo lado oposto \u00e0 extremidade da sede.<\/p>\n\n\n\n<p>Isso \u00e9 importante em \u00e1guas claras ou outros servi\u00e7os com baixo teor de s\u00f3lidos. O risco de o material depositado bloquear o fluxo \u00e9 menor.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Fluidos contendo s\u00f3lidos exigem uma abordagem diferente.<\/strong><\/h3>\n\n\n\n<p>Para fluidos com s\u00f3lidos em suspens\u00e3o, a orienta\u00e7\u00e3o da v\u00e1lvula torna-se mais rigorosa. Em uma tubula\u00e7\u00e3o horizontal, o eixo do obturador deve permanecer horizontal, o fluxo deve entrar pela extremidade da sede e o obturador deve girar no sentido anti-hor\u00e1rio para abrir. O objetivo \u00e9 manter o obturador na metade superior do corpo e reduzir o ac\u00famulo de s\u00f3lidos na \u00e1rea fechada.<\/p>\n\n\n\n<p>Esta \u00e9 uma das li\u00e7\u00f5es mais importantes para v\u00e1lvulas de aterramento. Uma v\u00e1lvula enterrada j\u00e1 \u00e9 mais dif\u00edcil de alcan\u00e7ar. Se tamb\u00e9m for instalada na dire\u00e7\u00e3o errada do fluxo, a manuten\u00e7\u00e3o torna-se muito mais dif\u00edcil.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_Coating_Protects_the_Valve_Underground\"><\/span><strong>Como o revestimento protege a v\u00e1lvula subterr\u00e2nea<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"271\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-4.webp\" alt=\"\" class=\"wp-image-4003\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-4.webp 512w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-4-300x159.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-4-18x10.webp 18w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<p>Equipamentos subterr\u00e2neos de a\u00e7o est\u00e3o sujeitos \u00e0 corros\u00e3o externa causada pelo solo e pela umidade. A PHMSA explica que a corros\u00e3o externa pode ser reduzida por meio da sele\u00e7\u00e3o de materiais, revestimentos protetores e prote\u00e7\u00e3o cat\u00f3dica. Afirma ainda que a superf\u00edcie externa \u00e9 normalmente revestida para impedir o contato do solo, do ar ou da \u00e1gua com o a\u00e7o.<\/p>\n\n\n\n<p>Por isso, o revestimento da v\u00e1lvula de obturador n\u00e3o \u00e9 um detalhe est\u00e9tico. Faz parte do plano de vida \u00fatil.<\/p>\n\n\n\n<p>Antes da instala\u00e7\u00e3o, inspecione o corpo da v\u00e1lvula para verificar se h\u00e1 danos no revestimento e repare-os, se necess\u00e1rio. O manual de instala\u00e7\u00e3o indica que esta etapa deve ser realizada antes da v\u00e1lvula ser inserida na tubula\u00e7\u00e3o.<\/p>\n\n\n\n<p>Na \u00e1rea de sistemas de abastecimento de \u00e1gua, a AWWA tamb\u00e9m mant\u00e9m diversos padr\u00f5es de revestimento para tubos e conex\u00f5es de a\u00e7o para \u00e1gua, incluindo polietileno fundido, fita adesiva, poliamida e sistemas viscoel\u00e1sticos. A norma C550 tamb\u00e9m se aplica a revestimentos internos de prote\u00e7\u00e3o para v\u00e1lvulas e hidrantes.<\/p>\n\n\n\n<p>Para oleodutos e gasodutos, os sistemas anticorrosivos s\u00e3o ainda mais importantes. A norma API 6D abrange diversos aspectos.<a href=\"https:\/\/www.pansvalve.com\/pt\/blog\/plug-valve\/application-of-plug-valve\/\"> V\u00e1lvulas de plugue para tubula\u00e7\u00e3o<\/a> sistemas nas ind\u00fastrias de petr\u00f3leo e g\u00e1s natural, enquanto a PHMSA observa que revestimentos e prote\u00e7\u00e3o cat\u00f3dica s\u00e3o as principais ferramentas utilizadas para prevenir a corros\u00e3o externa em dutos enterrados.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_Install_the_Valve_the_Right_Way\"><\/span><strong>Como instalar a v\u00e1lvula corretamente<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"272\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-5.webp\" alt=\"\" class=\"wp-image-4004\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-5.webp 512w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-5-300x159.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-5-18x10.webp 18w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Verifique a v\u00e1lvula antes de baix\u00e1-la.<\/strong><\/li>\n<\/ol>\n\n\n\n<p>Comece com uma inspe\u00e7\u00e3o b\u00e1sica. Certifique-se de que as extremidades e os assentos estejam limpos. Verifique os parafusos expostos. Abra e feche a v\u00e1lvula para confirmar o movimento. Verifique os batentes ou interruptores de limite. Em seguida, feche a v\u00e1lvula antes da instala\u00e7\u00e3o.<\/p>\n\n\n\n<p>N\u00e3o ignore as regras de manuseio. Unidades menores n\u00e3o devem ser i\u00e7adas pelo atuador ou atrav\u00e9s da passagem de \u00e1gua. I\u00e7e-as pelos pontos apropriados.<\/p>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>Limpe a linha antes de junt\u00e1-la.<\/strong><\/li>\n<\/ol>\n\n\n\n<p>O interior da v\u00e1lvula, as extremidades e a tubula\u00e7\u00e3o adjacente devem estar limpos antes da montagem. Materiais estranhos presos dentro da tubula\u00e7\u00e3o podem danificar as superf\u00edcies de veda\u00e7\u00e3o prematuramente.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1205\" height=\"659\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7.webp\" alt=\"\" class=\"wp-image-4007\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7.webp 1205w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-300x164.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1024x560.webp 1024w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-768x420.webp 768w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-18x10.webp 18w\" sizes=\"(max-width: 1205px) 100vw, 1205px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1.&nbsp;<\/strong><strong>Verifique a v\u00e1lvula antes de baix\u00e1-la.<\/strong><strong><\/strong><\/h3>\n\n\n\n<p>Comece com uma inspe\u00e7\u00e3o b\u00e1sica. Certifique-se de que as extremidades e os assentos estejam limpos. Verifique os parafusos expostos. Abra e feche a v\u00e1lvula para confirmar o movimento. Verifique os batentes ou interruptores de limite. Em seguida, feche a v\u00e1lvula antes da instala\u00e7\u00e3o.<\/p>\n\n\n\n<p>N\u00e3o ignore as regras de manuseio. Unidades menores n\u00e3o devem ser i\u00e7adas pelo atuador ou atrav\u00e9s da passagem de \u00e1gua. I\u00e7e-as pelos pontos apropriados.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2.&nbsp;<\/strong><strong>Limpe a linha antes de junt\u00e1-la.<\/strong><strong><\/strong><\/h3>\n\n\n\n<p>O interior da v\u00e1lvula, as extremidades e a tubula\u00e7\u00e3o adjacente devem estar limpos antes da montagem. Materiais estranhos presos dentro da tubula\u00e7\u00e3o podem danificar as superf\u00edcies de veda\u00e7\u00e3o prematuramente.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3.&nbsp;<\/strong><strong>UM<\/strong><strong>Alinhe o tubo sem for\u00e7ar a v\u00e1lvula.<\/strong><strong><\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"512\" height=\"279\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-6-1.webp\" alt=\"\" class=\"wp-image-4008\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-6-1.webp 512w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-6-1-300x163.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-6-1-18x10.webp 18w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><\/figure>\n\n\n\n<p>N\u00e3o utilize a v\u00e1lvula como um macaco para puxar o tubo e alinh\u00e1-lo. N\u00e3o force a junta tubo-v\u00e1lvula. Esta \u00e9 uma regra simples, mas evita tens\u00f5es de flex\u00e3o nas extremidades.<\/p>\n\n\n\n<p>Isso tamb\u00e9m se aplica a uma v\u00e1lvula de plugue flangeada. As extremidades flangeadas facilitam a montagem e a remo\u00e7\u00e3o futura, mas n\u00e3o resolvem o problema de desalinhamento da tubula\u00e7\u00e3o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4.&nbsp;<\/strong><strong>Proteja a caixa de v\u00e1lvulas e a \u00e1rea do cofre.<\/strong><strong><\/strong><\/h3>\n\n\n\n<p>Caso seja utilizada uma caixa de v\u00e1lvulas, esta n\u00e3o deve transmitir choques ou tens\u00f5es ao atuador devido a movimenta\u00e7\u00f5es do solo ou cargas de tr\u00e1fego. Se a v\u00e1lvula estiver em um compartimento subterr\u00e2neo, o projeto deve prever espa\u00e7o para a remo\u00e7\u00e3o do conjunto do atuador para reparo. A porca de acionamento tamb\u00e9m deve ser acess\u00edvel pela abertura superior.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"560\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1-1024x560.webp\" alt=\"\" class=\"wp-image-4009\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1-1024x560.webp 1024w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1-300x164.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1-768x420.webp 768w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1-18x10.webp 18w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-7-1.webp 1205w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Buyers_Should_Ask_Before_Ordering\"><\/span><strong>O que os compradores devem perguntar antes de fazer um pedido<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Uma v\u00e1lvula enterrada n\u00e3o deve ser escolhida apenas pela classe de press\u00e3o. Fa\u00e7a estas perguntas primeiro:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Que tipo de fluido ele pode processar: \u00e1gua limpa, \u00e1guas residuais, lama, \u00f3leo ou g\u00e1s?<\/li>\n\n\n\n<li>O fluxo est\u00e1 limpo ou cont\u00e9m s\u00f3lidos em suspens\u00e3o?<\/li>\n\n\n\n<li>A press\u00e3o reversa faz parte da fun\u00e7\u00e3o?<\/li>\n\n\n\n<li>A v\u00e1lvula ficar\u00e1 em uma caixa, em um cofre ou ter\u00e1 acesso direto ao solo?<\/li>\n\n\n\n<li>Qual o sistema de revestimento externo necess\u00e1rio para o solo e o clima?<\/li>\n\n\n\n<li>O atuador precisa de veda\u00e7\u00e3o contra \u00e1gua subterr\u00e2nea ou condensa\u00e7\u00e3o?<\/li>\n<\/ul>\n\n\n\n<p>Para projetos de petr\u00f3leo e g\u00e1s, essa avalia\u00e7\u00e3o \u00e9 ainda mais importante, pois a v\u00e1lvula deve atender aos padr\u00f5es de tubula\u00e7\u00e3o, \u00e0s pr\u00e1ticas de controle de corros\u00e3o e aos riscos do local.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_Maintenance_Still_Matters_After_Burial\"><\/span><strong>Que tipo de manuten\u00e7\u00e3o ainda \u00e9 importante ap\u00f3s o enterro?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"539\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-8-1-1024x539.webp\" alt=\"\" class=\"wp-image-4010\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-8-1-1024x539.webp 1024w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-8-1-300x158.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-8-1-768x404.webp 768w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-8-1-18x9.webp 18w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-8-1.webp 1223w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>Enterrado n\u00e3o significa esquecido. O manual indica que a manuten\u00e7\u00e3o normal pelo propriet\u00e1rio geralmente se limita aos atuadores e \u00e0s veda\u00e7\u00f5es do eixo. Tamb\u00e9m recomenda que cada v\u00e1lvula seja acionada por um ciclo operacional completo, seguindo um cronograma que evite o ac\u00famulo de dep\u00f3sitos e a perda de veda\u00e7\u00e3o.<\/p>\n\n\n\n<p>Se uma v\u00e1lvula ficar presa entre as posi\u00e7\u00f5es aberta e fechada, n\u00e3o force. Torque excessivo pode danificar as pe\u00e7as internas. O manual limita o torque de entrada nos atuadores de porca-chave a 300 ft-lb e a for\u00e7a de tra\u00e7\u00e3o na borda do volante a 200 lb.<\/p>\n\n\n\n<p>A EPA tamb\u00e9m enfatiza que os sistemas subterr\u00e2neos precisam de instala\u00e7\u00e3o correta, prote\u00e7\u00e3o contra corros\u00e3o e registros de opera\u00e7\u00e3o e manuten\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_This_Matters_for_Product_Selection\"><\/span><strong>Por que isso \u00e9 importante para a sele\u00e7\u00e3o de produtos?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"529\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-9-1024x529.webp\" alt=\"\" class=\"wp-image-4011\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-9-1024x529.webp 1024w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-9-300x155.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-9-768x397.webp 768w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-9-18x9.webp 18w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-9.webp 1195w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>A melhor v\u00e1lvula enterrada nem sempre \u00e9 a mais barata. \u00c9 aquela que melhor se adequa ao fluido, \u00e0 press\u00e3o, ao sistema de revestimento, ao m\u00e9todo de acesso e ao plano de manuten\u00e7\u00e3o. Em aplica\u00e7\u00f5es com \u00e1gua, um design diferenciado, constru\u00eddo de acordo com as normas da AWWA (American Water Water Association), costuma ser uma excelente op\u00e7\u00e3o. J\u00e1 em aplica\u00e7\u00f5es em processos industriais e dutos, os compradores podem optar por corpos robustos em a\u00e7o, sistemas de veda\u00e7\u00e3o especiais e maior prote\u00e7\u00e3o anticorrosiva.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"471\" height=\"468\" src=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-10.webp\" alt=\"\" class=\"wp-image-4012\" srcset=\"https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-10.webp 471w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-10-300x298.webp 300w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-10-150x150.webp 150w, https:\/\/www.pansvalve.com\/wp-content\/uploads\/2026\/04\/1-10-12x12.webp 12w\" sizes=\"(max-width: 471px) 100vw, 471px\" \/><\/figure>\n\n\n\n<p>URL da imagem: https:\/\/www.pansvalve.com\/products\/sleeve-plug-valve\/<\/p>\n\n\n\n<p>Algumas v\u00e1lvulas de plugue PANS para servi\u00e7os exigentes tamb\u00e9m podem ser especificadas com designs focados em veda\u00e7\u00e3o, como uma estrutura de equil\u00edbrio de press\u00e3o invertida, frequentemente escolhida onde a carga de press\u00e3o e o desempenho de bloqueio s\u00e3o importantes. Para linhas de petr\u00f3leo e g\u00e1s, essa configura\u00e7\u00e3o deve ser combinada com o sistema de revestimento anticorrosivo adequado para o ambiente da instala\u00e7\u00e3o. A PANS tamb\u00e9m atende aplica\u00e7\u00f5es em \u00e1gua, petr\u00f3leo e g\u00e1s, qu\u00edmica, petroqu\u00edmica e energia, e oferece fabrica\u00e7\u00e3o, suporte t\u00e9cnico e servi\u00e7o p\u00f3s-venda para instala\u00e7\u00e3o e manuten\u00e7\u00e3o.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span><strong>Conclus\u00e3o<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ent\u00e3o, as v\u00e1lvulas de bloqueio podem ser enterradas? Sim, mas somente quando todo o sistema subterr\u00e2neo for planejado como um todo, e n\u00e3o como uma parte isolada. O tipo de v\u00e1lvula, as condi\u00e7\u00f5es de servi\u00e7o, o revestimento, o acesso e a manuten\u00e7\u00e3o precisam ser considerados em conjunto.<\/p>\n\n\n\n<p>Se voc\u00ea est\u00e1 comparando op\u00e7\u00f5es para linhas de \u00e1gua, \u00f3leo, g\u00e1s ou processos industriais, explore a cole\u00e7\u00e3o de v\u00e1lvulas de plugue e servi\u00e7os de suporte da [Nome da Empresa].<a href=\"https:\/\/www.pansvalve.com\/pt\"> V\u00c1LVULA DE PANELA<\/a>. Voc\u00ea tamb\u00e9m pode consultar as avalia\u00e7\u00f5es deles.<a href=\"https:\/\/www.pansvalve.com\/pt\/application\/\"> setores de aplica\u00e7\u00e3o<\/a>,<a href=\"https:\/\/www.pansvalve.com\/pt\/manufacturing\/\"> capacidades de fabrica\u00e7\u00e3o<\/a>, e<a href=\"https:\/\/www.pansvalve.com\/pt\/customer-service\/\"> suporte ao cliente<\/a> Para escolher a v\u00e1lvula certa para o seu projeto.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span><strong>Perguntas frequentes&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>V\u00e1lvulas de plugue enterradas podem ser usadas em sistemas de \u00e1gua?<\/strong><\/h3>\n\n\n\n<p>Sim. S\u00e3o comumente utilizados em sistemas de \u00e1gua e esgoto quando instalados com a orienta\u00e7\u00e3o, o revestimento e o arranjo de acesso corretos.<\/p>\n\n\n\n<p><strong>As v\u00e1lvulas subterr\u00e2neas sempre precisam de uma caixa de v\u00e1lvulas?<\/strong><\/p>\n\n\n\n<p>Nem sempre. Alguns s\u00e3o instalados em c\u00e2maras subterr\u00e2neas. Mas a infraestrutura subterr\u00e2nea ainda precisa de acesso seguro para opera\u00e7\u00e3o, inspe\u00e7\u00e3o e reparos futuros.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Por que o revestimento \u00e9 importante no subsolo?<\/strong><\/h3>\n\n\n\n<p>A umidade do solo pode atacar o metal exposto. Os revestimentos ajudam a isolar a superf\u00edcie da v\u00e1lvula do ambiente e reduzem o risco de corros\u00e3o.<\/p>","protected":false},"excerpt":{"rendered":"<p>Image URL: https:\/\/notebooklm.google.com\/notebook\/7da537b0-8f71-4466-a60b-251c66feac02 Yes. Plug valves can be installed below ground when the valve is selected for buried service, installed in the right position, protected from corrosion, and given proper access for operation and maintenance. This guide explains where buried installation works, what can go wrong, how plug valve installation changes with service conditions, why [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4000,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[187],"tags":[],"class_list":["post-3998","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-plug-valve"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Can Plug Valves Be Buried? Underground Installation Guide - Industrial Valve Manufacturer and Company from China<\/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:\/\/www.pansvalve.com\/pt\/blog\/plug-valve\/can-plug-valves-be-buried-underground-installation-guide\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Can Plug Valves Be Buried? Underground Installation Guide - Industrial Valve Manufacturer and Company from China\" \/>\n<meta property=\"og:description\" content=\"Image URL: https:\/\/notebooklm.google.com\/notebook\/7da537b0-8f71-4466-a60b-251c66feac02 Yes. Plug valves can be installed below ground when the valve is selected for buried service, installed in the right position, protected from corrosion, and given proper access for operation and maintenance. 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