{"id":18350,"date":"2026-03-10T17:29:19","date_gmt":"2026-03-10T09:29:19","guid":{"rendered":"https:\/\/www.boberry-mach.com\/flanges-roscadas-ff-rf-ou-rtj-principais-diferencas-e-aplicacoes-industriais-explicadas\/"},"modified":"2026-03-25T16:46:59","modified_gmt":"2026-03-25T08:46:59","slug":"flanges-roscadas-ff-rf-ou-rtj","status":"publish","type":"post","link":"https:\/\/www.boberry-mach.com\/pt-br\/flanges-roscadas-ff-rf-ou-rtj\/","title":{"rendered":"Flanges roscadas FF, RF ou RTJ: principais diferen\u00e7as e aplica\u00e7\u00f5es industriais explicadas"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Em sistemas de tubula\u00e7\u00e3o industrial, os flanges roscados s\u00e3o componentes essenciais que oferecem conex\u00f5es seguras sem a necessidade de soldagem. A escolha do tipo correto, seja de face plana (FF), face elevada (RF) ou junta de anel (RTJ), pode afetar significativamente o desempenho, a confiabilidade e a seguran\u00e7a.<\/span><\/p>\n<h2><b>O que s\u00e3o flanges roscadas?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Roscas internas ou externas permitem<\/span><a href=\"https:\/\/www.boberry-mach.com\/pt-br\/flange-roscada\/\"> <span style=\"font-weight: 400;\">flanges roscadas<\/span><\/a><span style=\"font-weight: 400;\">As flanges roscadas, tamb\u00e9m conhecidas como flanges de encaixe, s\u00e3o usadas para fixar tubos. Ao contr\u00e1rio das flanges de pesco\u00e7o para solda ou de encaixe deslizante, essas conex\u00f5es n\u00e3o exigem soldagem, o que simplifica a instala\u00e7\u00e3o em ambientes remotos ou de alto risco.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Flanges roscadas s\u00e3o particularmente vantajosas para tubula\u00e7\u00f5es de pequeno di\u00e2metro, normalmente variando de \u00bd polegada a 4 polegadas, e s\u00e3o amplamente utilizadas em ind\u00fastrias como petr\u00f3leo e g\u00e1s, processamento qu\u00edmico, tratamento de \u00e1gua, HVAC e sistemas de baixa a m\u00e9dia press\u00e3o.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">A principal vantagem dos flanges roscados \u00e9 a facilidade de instala\u00e7\u00e3o. Os t\u00e9cnicos podem montar e desmontar conex\u00f5es roscadas rapidamente com ferramentas m\u00ednimas, tornando a manuten\u00e7\u00e3o e a substitui\u00e7\u00e3o simples. No entanto, esse projeto tamb\u00e9m imp\u00f5e limites \u00e0 press\u00e3o e temperatura m\u00e1ximas de opera\u00e7\u00e3o em compara\u00e7\u00e3o com as conex\u00f5es soldadas, exigindo uma sele\u00e7\u00e3o cuidadosa com base nos requisitos do sistema.<\/span><\/p>\n<h2><b>Flanges roscadas de face plana (FF)<\/b><\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-15177 size-full aligncenter\" src=\"https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Flat-Face-Threaded-Flange.webp\" alt=\"Flange roscada de face plana\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Flat-Face-Threaded-Flange.webp 800w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Flat-Face-Threaded-Flange-300x188.webp 300w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Flat-Face-Threaded-Flange-768x480.webp 768w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Flat-Face-Threaded-Flange-600x375.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">A superf\u00edcie plana de veda\u00e7\u00e3o dos flanges de face plana (FF) alinha-se perfeitamente com o flange de tubula\u00e7\u00e3o correspondente. Esse design garante contato uniforme da junta e simplifica a montagem. Os flanges FF roscados mant\u00eam uma conex\u00e3o s\u00f3lida metal-metal, permitindo uma instala\u00e7\u00e3o f\u00e1cil sem soldagem.<\/span><\/p>\n<h3><b>M\u00e9todos de veda\u00e7\u00e3o e compatibilidade de juntas<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As flanges FF geralmente utilizam juntas macias, como borracha, PTFE ou fibra comprimida, para obter uma veda\u00e7\u00e3o \u00e0 prova de vazamentos. Como a superf\u00edcie plana distribui a compress\u00e3o uniformemente, as flanges FF podem acomodar pequenos desalinhamentos sem comprometer a integridade da veda\u00e7\u00e3o.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">Pr\u00f3s<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Contras<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">F\u00e1cil de instalar sem necessidade de equipamentos adicionais.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Inadequado para aplica\u00e7\u00f5es em altas temperaturas ou altas press\u00f5es.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Custo-benef\u00edcio vantajoso para sistemas de baixa press\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mais fr\u00e1gil que flanges RF ou RTJ<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Compat\u00edvel com juntas padr\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Menos confi\u00e1vel em condi\u00e7\u00f5es corrosivas.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Inspe\u00e7\u00e3o e manuten\u00e7\u00e3o descomplicadas<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u00a0<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>Aplica\u00e7\u00f5es industriais comuns<\/b><\/h3>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sistemas de \u00e1gua de baixa press\u00e3o<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tubula\u00e7\u00e3o HVAC<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sistemas gerais de manuseio de fluidos de baixo risco<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Linhas de processamento qu\u00edmico de pequeno porte<\/span><\/li>\n<\/ul>\n<h2><b>Flanges roscadas com face elevada (RF)<\/b><\/h2>\n<p><img decoding=\"async\" class=\"wp-image-15169 size-full aligncenter\" src=\"https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Raised-Face-Threaded-Flange.webp\" alt=\"Flange roscada com face elevada\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Raised-Face-Threaded-Flange.webp 800w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Raised-Face-Threaded-Flange-300x188.webp 300w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Raised-Face-Threaded-Flange-768x480.webp 768w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Raised-Face-Threaded-Flange-600x375.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">Em flanges de face elevada (RF), uma superf\u00edcie de veda\u00e7\u00e3o ligeiramente elevada circunda o furo do tubo. Ao concentrar a compress\u00e3o da junta em uma regi\u00e3o menor, esse design melhora o desempenho da veda\u00e7\u00e3o em press\u00f5es moderadas a altas. Flanges RF roscadas combinam essa face elevada com uma conex\u00e3o roscada, criando uma junta confi\u00e1vel e resistente a vazamentos.<\/span><\/p>\n<h3><b>Compatibilidade da junta<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Diversos tipos de juntas, como as espirais, as revestidas de metal e as de anel, s\u00e3o compat\u00edveis com flanges RF. Ao concentrar a press\u00e3o na junta, a superf\u00edcie elevada aumenta o desempenho da veda\u00e7\u00e3o e reduz a probabilidade de vazamentos.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">Pr\u00f3s<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Contras<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Suporta press\u00f5es e temperaturas mais elevadas do que os flanges FF.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u00c9 necess\u00e1rio um alinhamento cuidadoso durante a instala\u00e7\u00e3o.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Melhor veda\u00e7\u00e3o sob vibra\u00e7\u00e3o ou ciclos t\u00e9rmicos.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Custo mais elevado devido \u00e0 usinagem da face elevada<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Adequado para a maioria das aplica\u00e7\u00f5es industriais.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Apertar em excesso pode danificar juntas ou roscas.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Compat\u00edvel com juntas padr\u00e3o e de alto desempenho.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u00a0<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>Aplica\u00e7\u00f5es comuns<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Flanges roscadas RF s\u00e3o amplamente utilizadas em:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">oleodutos e gasodutos<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Linhas de vapor e condensado<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Tubula\u00e7\u00e3o de usina el\u00e9trica<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Sistemas qu\u00edmicos de m\u00e9dia press\u00e3o<\/span><\/li>\n<\/ul>\n<h2><b>Flanges roscadas com junta de anel (RTJ)<\/b><\/h2>\n<p><img decoding=\"async\" class=\"wp-image-15173 size-full aligncenter\" src=\"https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Ring-Type-Joint-Threaded-Flange.webp\" alt=\"Flange roscada com junta tipo anel\" width=\"800\" height=\"500\" srcset=\"https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Ring-Type-Joint-Threaded-Flange.webp 800w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Ring-Type-Joint-Threaded-Flange-300x188.webp 300w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Ring-Type-Joint-Threaded-Flange-768x480.webp 768w, https:\/\/www.boberry-mach.com\/wp-content\/uploads\/2026\/03\/Ring-Type-Joint-Threaded-Flange-600x375.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p><span style=\"font-weight: 400;\">O design dos flanges de junta tipo anel (RTJ) inclui um sulco para encaixar uma junta met\u00e1lica de anel. O contato metal-metal entre a junta e a face do flange garante uma veda\u00e7\u00e3o extremamente estanque, adequada para sistemas de alta press\u00e3o e alta temperatura.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Os flanges RTJ roscados combinam essa capacidade de veda\u00e7\u00e3o com uma conex\u00e3o aparafusada, proporcionando flexibilidade em instala\u00e7\u00f5es onde a soldagem \u00e9 dif\u00edcil ou insegura.<\/span><\/p>\n<h3><b>An\u00e9is e materiais de veda\u00e7\u00e3o<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As juntas RTJ s\u00e3o geralmente fabricadas em a\u00e7o inoxid\u00e1vel, ferro fundido ou ligas met\u00e1licas, dependendo dos requisitos de press\u00e3o e temperatura. Os flanges RTJ s\u00e3o ideais para aplica\u00e7\u00f5es cr\u00edticas devido ao excelente encaixe entre o anel e a ranhura do flange, o que proporciona uma veda\u00e7\u00e3o herm\u00e9tica e de alta integridade.<\/span><\/p>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">Pr\u00f3s<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Contras<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Suporta press\u00f5es e temperaturas extremamente altas.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Custos de fabrica\u00e7\u00e3o e de materiais mais elevados<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">A veda\u00e7\u00e3o metal-metal impede vazamentos.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Requer instala\u00e7\u00e3o e aperto precisos.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Resistente \u00e0 corros\u00e3o e \u00e0 vibra\u00e7\u00e3o.<\/span><\/td>\n<td><span style=\"font-weight: 400;\">S\u00e3o necess\u00e1rias juntas especiais, o que aumenta a complexidade.<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Longa vida \u00fatil em ambientes exigentes<\/span><\/td>\n<td><span style=\"font-weight: 400;\">\u2013<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3><b>Aplica\u00e7\u00f5es comuns<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Flanges roscadas RTJ s\u00e3o comumente usadas em:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Oleodutos de refinaria<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Instala\u00e7\u00f5es de petr\u00f3leo e g\u00e1s offshore<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Aparelhos de vapor de alta press\u00e3o<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">Linhas de processamento petroqu\u00edmico<\/span><\/li>\n<\/ul>\n<h2><b>FF vs RF vs RTJ: Principais diferen\u00e7as<\/b><\/h2>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">Recurso<\/span><\/td>\n<td><span style=\"font-weight: 400;\">FF (Rosto Plano)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">RF (Rosto Elevado)<\/span><\/td>\n<td><span style=\"font-weight: 400;\">RTJ (articula\u00e7\u00e3o tipo anel)<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Tipo de rosto<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Plano<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Criado<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Ranhurado para junta de anel<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">M\u00e9todo de veda\u00e7\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Junta macia<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Junta macia ou met\u00e1lica<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Junta metal-metal<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Classifica\u00e7\u00e3o de press\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Baixo<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Alto<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Classifica\u00e7\u00e3o de temperatura<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Baixo<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio a Alto<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Muito alto<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Facilidade de instala\u00e7\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">F\u00e1cil<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Moderado<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Requer precis\u00e3o<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Aplica\u00e7\u00f5es t\u00edpicas<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Sistemas de \u00e1gua, climatiza\u00e7\u00e3o e baixa press\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Petr\u00f3leo e g\u00e1s, energia, sistemas qu\u00edmicos<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Refinaria, offshore, oleodutos de alta press\u00e3o<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><span style=\"font-weight: 400;\">Esta tabela destaca como cada tipo de flange atende a diferentes requisitos de press\u00e3o, temperatura e instala\u00e7\u00e3o, ajudando os engenheiros a tomar decis\u00f5es informadas.<\/span><\/p>\n<h2><b>Aplica\u00e7\u00f5es industriais de flanges roscadas<\/b><\/h2>\n<h3><b>Tratamento de \u00e1gua e esgoto<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As flanges roscadas FF e RF s\u00e3o comumente usadas em esta\u00e7\u00f5es de tratamento de \u00e1gua para tubula\u00e7\u00f5es de pequeno di\u00e2metro, onde a facilidade de manuten\u00e7\u00e3o \u00e9 fundamental. Suas conex\u00f5es sem solda simplificam o reparo ou a substitui\u00e7\u00e3o, minimizando o tempo de inatividade.<\/span><\/p>\n<h3><b>Processamento Qu\u00edmico<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">Em plantas qu\u00edmicas, os flanges RF predominam em sistemas de m\u00e9dia press\u00e3o por oferecerem maior integridade de veda\u00e7\u00e3o e resistirem a produtos qu\u00edmicos corrosivos com a sele\u00e7\u00e3o adequada de juntas. Os flanges RTJ s\u00e3o preferidos para reatores qu\u00edmicos de alta press\u00e3o ou linhas de transfer\u00eancia.<\/span><\/p>\n<h3><b>Oleodutos e gasodutos<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As flanges roscadas RF e RTJ s\u00e3o essenciais em oleodutos e gasodutos. As flanges RTJ s\u00e3o particularmente eficazes em dutos de alta press\u00e3o que transportam petr\u00f3leo bruto ou g\u00e1s natural em alto-mar, onde a preven\u00e7\u00e3o de vazamentos \u00e9 fundamental.<\/span><\/p>\n<h3><b>Gera\u00e7\u00e3o de energia<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As linhas de vapor e os tubos de alimenta\u00e7\u00e3o de \u00e1gua da caldeira geralmente utilizam flanges RF e RTJ. Sob ciclos t\u00e9rmicos vari\u00e1veis, a integridade do sistema \u00e9 garantida pela face elevada ou pela veda\u00e7\u00e3o metal-metal.<\/span><\/p>\n<h3><b>Sistemas de baixa versus alta press\u00e3o<\/b><\/h3>\n<p><span style=\"font-weight: 400;\">As flanges FF continuam sendo adequadas para aplica\u00e7\u00f5es de baixa press\u00e3o, onde o custo e a velocidade de instala\u00e7\u00e3o s\u00e3o importantes. As flanges RF e RTJ s\u00e3o necess\u00e1rias para sistemas de alta press\u00e3o e alta temperatura, a fim de manter a seguran\u00e7a e a conformidade.<\/span><\/p>\n<h2><b>Considera\u00e7\u00f5es sobre manuten\u00e7\u00e3o e longevidade<\/b><\/h2>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Verifica\u00e7\u00f5es de rotina:<\/b><span style=\"font-weight: 400;\">Inspecione as conex\u00f5es roscadas quanto a desgaste, corros\u00e3o e integridade da junta.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Efeitos t\u00e9rmicos e de vibra\u00e7\u00e3o:<\/b><span style=\"font-weight: 400;\">Sistemas com ciclos t\u00e9rmicos frequentes requerem flanges RF ou RTJ para manter a veda\u00e7\u00e3o.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Lubrifica\u00e7\u00e3o de roscas:<\/b><span style=\"font-weight: 400;\">A aplica\u00e7\u00e3o de compostos antiaderentes adequados prolonga a vida \u00fatil da rosca e simplifica a manuten\u00e7\u00e3o futura.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Cronograma de substitui\u00e7\u00e3o:<\/b><span style=\"font-weight: 400;\">As flanges FF podem exigir substitui\u00e7\u00e3o mais frequente sob press\u00e3o moderada. As flanges RF e RTJ geralmente oferecem maior vida \u00fatil.<\/span><\/li>\n<\/ul>\n<table>\n<tbody>\n<tr>\n<td><span style=\"font-weight: 400;\">Aspecto de manuten\u00e7\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Flanges FF<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Flanges de RF<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Flanges RTJ<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Frequ\u00eancia de inspe\u00e7\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Baixo<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Substitui\u00e7\u00e3o da junta<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Mais frequente<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Moderado<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Cru<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Resist\u00eancia \u00e0 corros\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Baixo<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Alto<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Toler\u00e2ncia T\u00e9rmica<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Baixo<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Alto<\/span><\/td>\n<\/tr>\n<tr>\n<td><span style=\"font-weight: 400;\">Resist\u00eancia \u00e0 vibra\u00e7\u00e3o<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Baixo<\/span><\/td>\n<td><span style=\"font-weight: 400;\">M\u00e9dio<\/span><\/td>\n<td><span style=\"font-weight: 400;\">Alto<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><\/h2>\n","protected":false},"excerpt":{"rendered":"<p>A escolha do tipo correto, seja Face Plana (FF), Face Elevada (RF) ou Junta Tipo Anel (RTJ), pode afetar significativamente o desempenho, a confiabilidade e a seguran\u00e7a.<\/p>\n","protected":false},"author":1,"featured_media":17654,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[88],"tags":[],"class_list":["post-18350","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/posts\/18350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/comments?post=18350"}],"version-history":[{"count":3,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/posts\/18350\/revisions"}],"predecessor-version":[{"id":18353,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/posts\/18350\/revisions\/18353"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/media\/17654"}],"wp:attachment":[{"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/media?parent=18350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/categories?post=18350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.boberry-mach.com\/pt-br\/wp-json\/wp\/v2\/tags?post=18350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}