{"id":14797,"date":"2026-03-06T09:00:00","date_gmt":"2026-03-06T01:00:00","guid":{"rendered":"https:\/\/www.xintaivalves.com\/?p=14797"},"modified":"2026-03-17T08:54:10","modified_gmt":"2026-03-17T00:54:10","slug":"stuffing-box-vs-bellows-seal-comparison","status":"publish","type":"post","link":"https:\/\/www.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/","title":{"rendered":"Desafio Zero Vazamento: V\u00e1lvulas Globo com Veda\u00e7\u00e3o por Fole vs. V\u00e1lvulas com Gaxeta"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_86 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 \u00edndice de conte\u00fado\"><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 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#The_Environmental_Impact_of_Fugitive_Emissions\" >O impacto ambiental das emiss\u00f5es fugitivas<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#How_a_Standard_Stuffing_Box_Works\" >Como funciona uma gaxeta padr\u00e3o<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#The_Mechanical_Strength_of_a_Bellows_Seal\" >Resist\u00eancia mec\u00e2nica de uma veda\u00e7\u00e3o de fole<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#Cost_of_Ownership_and_Maintenance\" >Custo de propriedade e manuten\u00e7\u00e3o<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#When_Bellows_Are_Required\" >Quando \u00e9 necess\u00e1rio o uso de foles<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#Quick_Comparison_Table\" >Tabela de compara\u00e7\u00e3o r\u00e1pida<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#Other_Points_to_Consider\" >Outros pontos a considerar<\/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.xintaivalves.com\/pt\/blog\/comparison-and-selection-guide\/stuffing-box-vs-bellows-seal-comparison\/#Final_Thoughts\" >Considera\u00e7\u00f5es finais<\/a><\/li><\/ul><\/nav><\/div>\n\n<p class=\"wp-block-paragraph\">Se voc\u00ea precisa de zero vazamento, o design da veda\u00e7\u00e3o \u00e9 o fator chave. <a href=\"https:\/\/www.xintaivalves.com\/pt\/blog\/the-ultimate-guide-to-bellow-globe-valve\/\" target=\"_blank\" rel=\"noreferrer noopener\">v\u00e1lvula globo com veda\u00e7\u00e3o de fole<\/a> Um sistema de bloqueio impede o vazamento do fluido de processo, enquanto uma caixa de gaxetas utiliza material de veda\u00e7\u00e3o que pode se desgastar com o tempo.\u00a0<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Essa diferen\u00e7a afeta o seguinte:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Seguran\u00e7a<\/li>\n\n\n\n<li>Qualidade do ar e\u00a0<\/li>\n\n\n\n<li>Custo a longo prazo.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Muitas f\u00e1bricas ainda utilizam sistemas de enchimento tradicionais. No entanto, normas de seguran\u00e7a mais rigorosas exigem agora um melhor controle de vazamentos. Conhecer o funcionamento de ambos os sistemas ajuda voc\u00ea a fazer uma escolha consciente.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Environmental_Impact_of_Fugitive_Emissions\"><\/span>O impacto ambiental das emiss\u00f5es fugitivas<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/pt\/blog\/technical-science\/fugitive-emissions-iso-15848-testing\/\" target=\"_blank\" rel=\"noreferrer noopener\">emiss\u00f5es fugitivas<\/a> S\u00e3o pequenos vazamentos que escapam pelas hastes das v\u00e1lvulas. Esses vazamentos podem parecer insignificantes, mas se acumulam com o tempo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Em f\u00e1bricas de produtos qu\u00edmicos, vazamentos de gases podem prejudicar os trabalhadores e poluir o ar. Alguns gases s\u00e3o t\u00f3xicos ou inflam\u00e1veis.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.xintaivalves.com\/pt\/globe-valve-collection\/\" target=\"_blank\" rel=\"noreferrer noopener\">V\u00e1lvulas globo industriais<\/a> Os equipamentos utilizados em sistemas de alto risco devem limitar esses vazamentos. Menores emiss\u00f5es significam locais de trabalho mais seguros e menos riscos legais.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Por isso, muitas instala\u00e7\u00f5es agora preferem projetos selados que reduzem o vazamento pela haste.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_a_Standard_Stuffing_Box_Works\"><\/span>Como funciona uma gaxeta padr\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma gaxeta veda a haste da v\u00e1lvula com an\u00e9is de veda\u00e7\u00e3o. Esses an\u00e9is s\u00e3o pressionados firmemente ao redor da haste.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quando a v\u00e1lvula abre ou fecha, a haste se move atrav\u00e9s da gaxeta. Isso cria atrito.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Com o tempo, a gaxeta se desgasta. Os operadores devem apertar a gaxeta para estancar vazamentos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Se apertada em excesso, a haste fica mais dif\u00edcil de girar. Se n\u00e3o for apertada o suficiente, pode ocorrer vazamento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Este projeto funciona, mas precisa de verifica\u00e7\u00f5es e manuten\u00e7\u00e3o regulares.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"The_Mechanical_Strength_of_a_Bellows_Seal\"><\/span>Resist\u00eancia mec\u00e2nica de uma veda\u00e7\u00e3o de fole<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula globo de fole utiliza um tubo de metal fino soldado \u00e0 haste e <a href=\"https:\/\/www.xintaivalves.com\/pt\/blog\/valve-bonnets-comprehensive-guide\/\" target=\"_blank\" rel=\"noreferrer noopener\">cap\u00f4<\/a>. Este tubo expande e comprime conforme a v\u00e1lvula se move.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Por ser totalmente soldado, o fluido permanece selado em seu interior. N\u00e3o h\u00e1 contato deslizante como em uma gaxeta.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esse design reduz bastante a probabilidade de vazamentos. N\u00e3o precisa ser apertado com frequ\u00eancia.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os foles de boa qualidade s\u00e3o feitos de metal resistente e anticorrosivo. Eles s\u00e3o testados em diversos ciclos de abertura e fechamento.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A maioria dos modelos tamb\u00e9m inclui gaxetas de refor\u00e7o acima do fole. Isso proporciona seguran\u00e7a adicional.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A resist\u00eancia da veda\u00e7\u00e3o depende da qualidade do metal e do controle da soldagem. Quando feita corretamente, proporciona uma longa vida \u00fatil.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"289\" src=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/03\/globe-valve-bellows-e1773647034966.webp\" alt=\"V\u00e1lvula globo com fole e barreira herm\u00e9tica\" class=\"wp-image-14799\" srcset=\"https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/03\/globe-valve-bellows-e1773647034966.webp 500w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/03\/globe-valve-bellows-e1773647034966-300x173.webp 300w, https:\/\/www.xintaivalves.com\/wp-content\/uploads\/2026\/03\/globe-valve-bellows-e1773647034966-18x10.webp 18w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Cost_of_Ownership_and_Maintenance\"><\/span>Custo de propriedade e manuten\u00e7\u00e3o<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula globo com veda\u00e7\u00e3o por fole geralmente tem um custo inicial mais elevado. Os foles soldados tornam sua fabrica\u00e7\u00e3o mais complexa.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No entanto, o custo a longo prazo conta uma hist\u00f3ria diferente.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As caixas de enchimento precisam de apertos e ajustes regulares na embalagem. Cada visita de manuten\u00e7\u00e3o aumenta o custo da m\u00e3o de obra.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Em sistemas classificados como perigosos, a manuten\u00e7\u00e3o pode exigir uma paralisa\u00e7\u00e3o. Isso aumenta o custo do tempo de inatividade.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Os sistemas de fole reduzem o trabalho de rotina. Os intervalos de inspe\u00e7\u00e3o s\u00e3o mais longos e os ajustes raramente s\u00e3o necess\u00e1rios.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ao comparar custos, considere:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Frequ\u00eancia de manuten\u00e7\u00e3o<\/li>\n\n\n\n<li>Horas de trabalho<\/li>\n\n\n\n<li>Risco de tempo de inatividade<\/li>\n\n\n\n<li>Impacto na seguran\u00e7a<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Em muitos casos, a menor necessidade de manuten\u00e7\u00e3o compensa o pre\u00e7o de compra mais elevado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"When_Bellows_Are_Required\"><\/span>Quando \u00e9 necess\u00e1rio o uso de foles<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Alguns sistemas n\u00e3o permitem qualquer tipo de vazamento externo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Isso inclui:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Linhas de produtos qu\u00edmicos t\u00f3xicos<\/li>\n\n\n\n<li>Sistemas de g\u00e1s inflam\u00e1vel<\/li>\n\n\n\n<li>Processos de alta pureza<\/li>\n\n\n\n<li>servi\u00e7o de v\u00e1cuo<br><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Nesses casos, o controle de vazamentos \u00e9 crucial. As normas de seguran\u00e7a podem exigir projetos de hastes seladas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uma v\u00e1lvula globo com veda\u00e7\u00e3o por fole \u00e9 frequentemente necess\u00e1ria nessas condi\u00e7\u00f5es. Ela ajuda a atender aos rigorosos padr\u00f5es de seguran\u00e7a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quando a seguran\u00e7a \u00e9 a principal preocupa\u00e7\u00e3o, este modelo se torna a op\u00e7\u00e3o mais segura.<\/p>\n\n\n\n<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n  <title>Destaque do produto Hero<\/title>\n  <style>\n    .hero-card {\n      display: flex;\n      flex-wrap: wrap;\n      align-items: center;\n      background: #f7f8fa;\n      border-radius: 16px;\n      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);\n      padding: 24px;\n      max-width: 900px;\n      margin: 40px auto;\n      font-family: Arial, sans-serif;\n      text-decoration: none;\n      color: inherit;\n      font-family: 'Poppins';\n    }\n\n    .hero-image {\n      width: 220px;\n      height: auto;\n      border-radius: 12px;\n      object-fit: cover;\n      flex-shrink: 0;\n    }\n\n    .hero-content {\n      padding-left: 24px;\n      flex: 1;\n      min-width: 260px;\n    }\n\n    .hero-title {\n      font-size: 1.6rem;\n      font-weight: bold;\n      margin-bottom: 12px;\n      color: #222;\n      font-family: 'Poppins';\n    }\n\n    .hero-description {\n      font-size: 1rem;\n      color: #555;\n      margin-bottom: 18px;\n    }\n\n    .hero-link {\n      display: inline-block;\n      padding: 10px 20px;\n      background-color: #D70C19;\n      color: #fff;\n      text-decoration: none;\n      border-radius: 8px;\n      font-weight: bold;\n      transition: background 0.2s ease-in-out;\n    }\n\n    .hero-link:hover {\n      background-color: #D70C19;\n    }\n\n    @media (max-width: 640px) {\n      .hero-card {\n        flex-direction: column;\n        text-align: center;\n      }\n\n      .hero-content {\n        padding-left: 0;\n        padding-top: 20px;\n      }\n\n      .hero-image {\n        width: 100%;\n        max-width: 280px;\n      }\n    }\n  <\/style>\n<\/head>\n<body>\n\n<a class=\"hero-card\" href=\"https:\/\/www.xintaivalves.com\/pt\/products\/din-bellow-globe-valve\/\" target=\"_blank\">\n  <img decoding=\"async\" class=\"hero-image\" src=\"https:\/\/dbfhaf64fpo53.cloudfront.net\/wp-content\/uploads\/2022\/06\/2-1.jpg\" alt=\"V\u00e1lvula Globo de Fole DIN\">\n  <div class=\"hero-content\">\n    <div class=\"hero-title\">\u2699\ufe0f V\u00e1lvula Globo de Fole DIN<\/div>\n    <div class=\"hero-description\">Escopo de aplica\u00e7\u00e3o: ind\u00fastria qu\u00edmica de petr\u00f3leo, energia el\u00e9trica, metalurgia, medicina, im\u00f3veis, engenharia municipal e outras ind\u00fastrias.<\/div>\n    <span class=\"hero-link\">Explorar produto<\/span>\n  <\/div>\n<\/a>\n\n<\/body>\n<\/html>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Quick_Comparison_Table\"><\/span>Tabela de compara\u00e7\u00e3o r\u00e1pida<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-table is-style-stripes\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Recurso<\/strong><\/td><td><strong>Caixa de gaxetas<\/strong><\/td><td><strong>Veda\u00e7\u00e3o de fole<\/strong><\/td><\/tr><tr><td>M\u00e9todo de veda\u00e7\u00e3o<\/td><td>Embalagem compactada<\/td><td>Tubo de metal soldado<\/td><\/tr><tr><td>Risco de vazamento<\/td><td>Aumenta ao longo do tempo<\/td><td>Muito baixo<\/td><\/tr><tr><td>Manuten\u00e7\u00e3o<\/td><td>Aperto regular<\/td><td>Ajuste m\u00ednimo<\/td><\/tr><tr><td>Atrito da haste<\/td><td>Mais alto<\/td><td>Mais baixo<\/td><\/tr><tr><td>Prote\u00e7\u00e3o Ambiental<\/td><td>Moderado<\/td><td>Alto<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Esta tabela mostra a clara diferen\u00e7a entre os dois sistemas.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Other_Points_to_Consider\"><\/span>Outros pontos a considerar<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Verificar <a href=\"https:\/\/www.xintaivalves.com\/pt\/blog\/psi-vs-psia-psig\/\" target=\"_blank\" rel=\"noreferrer noopener\">press\u00e3o de opera\u00e7\u00e3o<\/a> e a temperatura antes de selecionar uma v\u00e1lvula. Uma tens\u00e3o maior pode exigir um material de fole mais resistente.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O tipo de fluido tamb\u00e9m \u00e9 importante. Meios corrosivos exigem a sele\u00e7\u00e3o adequada do metal.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O local de instala\u00e7\u00e3o tamb\u00e9m \u00e9 importante. As v\u00e1lvulas externas est\u00e3o sujeitas a varia\u00e7\u00f5es de temperatura que afetam os sistemas de veda\u00e7\u00e3o mais do que as veda\u00e7\u00f5es soldadas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Considere tamb\u00e9m as habilidades necess\u00e1rias para a manuten\u00e7\u00e3o. Os sistemas de veda\u00e7\u00e3o exigem trabalhadores treinados. Os projetos com foles reduzem o ajuste manual.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Final_Thoughts\"><\/span>Considera\u00e7\u00f5es finais<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A aus\u00eancia total de vazamentos depende do m\u00e9todo de veda\u00e7\u00e3o correto. Uma v\u00e1lvula globo com veda\u00e7\u00e3o por fole utiliza uma barreira met\u00e1lica soldada que impede vazamentos comuns na haste, encontrados em gaxetas.&nbsp;<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Embora o custo inicial seja maior, ele reduz os seguintes aspectos em aplica\u00e7\u00f5es cr\u00edticas de v\u00e1lvulas globo industriais:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Manuten\u00e7\u00e3o<\/li>\n\n\n\n<li>Melhora a seguran\u00e7a, e\u00a0<\/li>\n\n\n\n<li>Reduz o risco a longo prazo.<\/li>\n<\/ul>\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-vivid-red-background-color has-text-color has-background has-link-color has-medium-font-size has-custom-font-size wp-element-button\" href=\"https:\/\/www.xintaivalves.com\/pt\/contact\/\" style=\"font-style:normal;font-weight:500\" target=\"_blank\" rel=\"noreferrer noopener\">Obter cota\u00e7\u00e3o<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>If you need zero leakage, the sealing design is the key factor. A bellow seal globe valve blocks process fluid from escaping, while a stuffing box uses packing that can wear over time.\u00a0 This difference affects the following: Many plants still use traditional packing systems. However, tighter safety rules now require better leak control. Knowing [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":14798,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[305],"tags":[],"class_list":["post-14797","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-comparison-and-selection-guide"],"_links":{"self":[{"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/posts\/14797","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/comments?post=14797"}],"version-history":[{"count":1,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/posts\/14797\/revisions"}],"predecessor-version":[{"id":14800,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/posts\/14797\/revisions\/14800"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/media\/14798"}],"wp:attachment":[{"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/media?parent=14797"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/categories?post=14797"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xintaivalves.com\/pt\/wp-json\/wp\/v2\/tags?post=14797"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}