{"id":5457,"date":"2026-07-30T00:44:54","date_gmt":"2026-07-29T16:44:54","guid":{"rendered":"https:\/\/www.sj-gauge.com\/?p=5457"},"modified":"2026-07-30T00:44:55","modified_gmt":"2026-07-29T16:44:55","slug":"ansi-flange-standard","status":"publish","type":"post","link":"https:\/\/www.sj-gauge.com\/es\/ansi-flange-standard\/","title":{"rendered":"Normas de bridas ANSI\/ASME: qu\u00e9 significa Class 150"},"content":{"rendered":"<p><strong>Resumen:<\/strong> Hoy una \u201cbrida ANSI\u201d suele especificarse mediante norma ASME, tama\u00f1o nominal, clase de presi\u00f3n, material, cara y patr\u00f3n dimensional. Class 150 es una designaci\u00f3n de clase, no un l\u00edmite universal de trabajo de 150 psi.<\/p>\n\n\n\n<p>La industria sigue diciendo \u201cbrida ANSI\u201d, pero ASME B16.5 es la norma principal para bridas y accesorios bridados de NPS 1\/2 a NPS 24. ASME B16.47 cubre bridas de acero de gran di\u00e1metro. Confirme siempre norma, edici\u00f3n, grupo de material y especificaci\u00f3n del proyecto.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-custom 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 tabla de contenidos\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #7b1e1c;color:#7b1e1c\" 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: #7b1e1c;color:#7b1e1c\" 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.sj-gauge.com\/es\/ansi-flange-standard\/#what-does-ansi-class-150-mean\" >\u00bfQu\u00e9 significa ANSI Class 150?<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#how-to-read-an-asme-flange-specification\" >C\u00f3mo leer una especificaci\u00f3n de brida ASME<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#common-asme-pressure-classes\" >Clases de presi\u00f3n ASME habituales<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#common-flange-facings-rf-ff-and-rtj\" >Caras de brida habituales: RF, FF y RTJ<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#asme-flanges-for-pressure-gauges-and-diaphragm-seals\" >Bridas ASME para man\u00f3metros y sellos de diafragma<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#asme-jis-and-dinen-flanges-are-not-automatically-interchangeable\" >Las bridas ASME, JIS y DIN\/EN no son intercambiables autom\u00e1ticamente<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#asme-flange-selection-checklist\" >Lista de comprobaci\u00f3n para seleccionar bridas ASME<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#frequently-asked-questions\" >Preguntas frecuentes<\/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.sj-gauge.com\/es\/ansi-flange-standard\/#conclusion\" >Conclusi\u00f3n<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-what-does-ansi-class-150-mean\"><span class=\"ez-toc-section\" id=\"what-does-ansi-class-150-mean\"><\/span>\u00bfQu\u00e9 significa ANSI Class 150?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Class 150 identifica una clase ASME. No significa que toda brida Class 150 est\u00e9 limitada exactamente a 150 psi. La presi\u00f3n admisible var\u00eda con el grupo de material y la temperatura seg\u00fan las tablas presi\u00f3n\u2013temperatura de la norma aplicable.<\/p>\n\n\n\n<p>\u201cASME B16.5 NPS 2 Class 150 RF\u201d identifica la norma, tama\u00f1o nominal de 2 pulgadas, Class 150 y cara realzada RF. A\u00fan se necesitan el grado del material y otros marcados para definir la especificaci\u00f3n completa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-read-an-asme-flange-specification\"><span class=\"ez-toc-section\" id=\"how-to-read-an-asme-flange-specification\"><\/span>C\u00f3mo leer una especificaci\u00f3n de brida ASME<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Norma:<\/strong> confirme ASME B16.5, ASME B16.47 o el documento y edici\u00f3n especificados.<\/li>\n\n\n\n<li><strong>Tama\u00f1o:<\/strong> identifique NPS y cualquier referencia DN del plano.<\/li>\n\n\n\n<li><strong>Clase de presi\u00f3n:<\/strong> identifique Class 150, 300, 400, 600, 900, 1500 o 2500 seg\u00fan se especifique.<\/li>\n\n\n\n<li><strong>Cara de la brida:<\/strong> confirme RF, FF, RTJ u otra cara requerida.<\/li>\n\n\n\n<li><strong>Material:<\/strong> verifique especificaci\u00f3n, grado y grupo presi\u00f3n\u2013temperatura del material.<\/li>\n\n\n\n<li><strong>Dimensiones:<\/strong> compruebe di\u00e1metro exterior, c\u00edrculo y agujeros de pernos, espesor, di\u00e1metro interior y tipo de brida.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-common-asme-pressure-classes\"><span class=\"ez-toc-section\" id=\"common-asme-pressure-classes\"><\/span>Clases de presi\u00f3n ASME habituales<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<div style=\"overflow-x:auto\"><table style=\"width:100%;border-collapse:collapse;min-width:620px\"><thead><tr><th>Clase de presi\u00f3n<\/th><th>C\u00f3mo interpretarla<\/th><th>Nota de selecci\u00f3n<\/th><\/tr><\/thead><tbody><tr><td>Class 150<\/td><td>Clase industrial general habitual<\/td><td>No equivale a un l\u00edmite universal de 150 psi.<\/td><\/tr><tr><td>Class 300 \/ 600<\/td><td>Serie de clases de mayor presi\u00f3n<\/td><td>Las dimensiones y clases presi\u00f3n\u2013temperatura difieren de Class 150.<\/td><\/tr><tr><td>Class 900 \/ 1500 \/ 2500<\/td><td>Serie de alta presi\u00f3n<\/td><td>Requiere verificaci\u00f3n exacta de material, temperatura, pernos y dise\u00f1o.<\/td><\/tr><\/tbody><\/table><\/div>\n\n\n\n<p>Esta tabla solo explica los nombres de clase; no es una tabla de presi\u00f3n. Use las tablas presi\u00f3n\u2013temperatura ASME oficiales y la base de dise\u00f1o del proyecto para la selecci\u00f3n final.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-common-flange-facings-rf-ff-and-rtj\"><span class=\"ez-toc-section\" id=\"common-flange-facings-rf-ff-and-rtj\"><\/span>Caras de brida habituales: RF, FF y RTJ<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>RF \u2014 Cara realzada:<\/strong> zona elevada de contacto con junta, habitual en tuber\u00edas industriales.<\/li>\n\n\n\n<li><strong>FF \u2014 Cara plana:<\/strong> superficie de contacto totalmente plana, usada en determinadas conexiones de hierro fundido o baja tensi\u00f3n.<\/li>\n\n\n\n<li><strong>RTJ \u2014 Junta tipo anillo:<\/strong> ranura mecanizada para junta anular met\u00e1lica, generalmente usada en servicio exigente de alta presi\u00f3n o temperatura.<\/li>\n<\/ul>\n\n\n\n<p>La cara debe coincidir con la brida acoplada y el dise\u00f1o de junta. No emperne caras incompatibles sin un dise\u00f1o de ingenier\u00eda aprobado.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-asme-flanges-for-pressure-gauges-and-diaphragm-seals\"><span class=\"ez-toc-section\" id=\"asme-flanges-for-pressure-gauges-and-diaphragm-seals\"><\/span>Bridas ASME para man\u00f3metros y sellos de diafragma<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>En un man\u00f3metro o transmisor con brida, la clase es solo una parte de la selecci\u00f3n. Confirme rango, di\u00e1metro efectivo, fluido de llenado, materiales mojados, temperatura, longitud del capilar, conexiones de lavado y orientaci\u00f3n.<\/p>\n\n\n\n<p>La medici\u00f3n de baja presi\u00f3n suele necesitar mayor \u00e1rea de diafragma. Los medios corrosivos, viscosos, cristalizantes o sanitarios pueden requerir aleaciones, recubrimientos, revestimientos o diafragmas extendidos.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-asme-jis-and-din-en-flanges-are-not-automatically-interchangeable\"><span class=\"ez-toc-section\" id=\"asme-jis-and-dinen-flanges-are-not-automatically-interchangeable\"><\/span>Las bridas ASME, JIS y DIN\/EN no son intercambiables autom\u00e1ticamente<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>ASME usa clases de presi\u00f3n, JIS clases K y DIN\/EN designaciones PN. Un tama\u00f1o nominal similar no garantiza iguales di\u00e1metros exteriores, patrones de pernos, caras o clases presi\u00f3n\u2013temperatura. Compare planos aprobados antes de usar cualquier adaptador.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-asme-flange-selection-checklist\"><span class=\"ez-toc-section\" id=\"asme-flange-selection-checklist\"><\/span>Lista de comprobaci\u00f3n para seleccionar bridas ASME<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Norma, edici\u00f3n y tipo de brida exactos<\/li>\n\n\n\n<li>Referencia NPS o DN y clase de presi\u00f3n<\/li>\n\n\n\n<li>Dise\u00f1o de cara y junta<\/li>\n\n\n\n<li>Grado del material y compatibilidad frente a corrosi\u00f3n<\/li>\n\n\n\n<li>Presi\u00f3n de dise\u00f1o, temperatura de dise\u00f1o y picos de presi\u00f3n<\/li>\n\n\n\n<li>Patr\u00f3n de pernos, material de empernado y plano aprobado<\/li>\n\n\n\n<li>Rango del instrumento, tama\u00f1o del diafragma y disposici\u00f3n de montaje<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\"><span class=\"ez-toc-section\" id=\"frequently-asked-questions\"><\/span>Preguntas frecuentes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-does-ansi-class-150-mean-150-psi\">\u00bfANSI Class 150 significa 150 psi?<\/h3>\n\n\n\n<p>No. Class 150 es una designaci\u00f3n de clase. La presi\u00f3n admisible depende del material y la temperatura. Use la tabla ASME presi\u00f3n\u2013temperatura aplicable.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-are-ansi-and-asme-flange-standards-the-same\">\u00bfSon iguales las normas de bridas ANSI y ASME?<\/h3>\n\n\n\n<p>\u201cBrida ANSI\u201d sigue siendo un t\u00e9rmino comercial com\u00fan, pero los requisitos actuales suelen remitirse a normas ASME como B16.5 y B16.47. Confirme el documento exacto en la especificaci\u00f3n del proyecto.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-can-a-class-150-flange-connect-directly-to-a-jis-10k-flange\">\u00bfPuede conectarse directamente una brida Class 150 a una JIS 10K?<\/h3>\n\n\n\n<p>No lo suponga. Pueden diferir dimensiones, patrones de pernos, caras y clases. Compare planos aprobados y use un adaptador correctamente dise\u00f1ado cuando sea necesario.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><span class=\"ez-toc-section\" id=\"conclusion\"><\/span>Conclusi\u00f3n<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Para especificar correctamente una brida ANSI\/ASME, identifique norma, tama\u00f1o, clase, cara, material y servicio como conjunto completo. SJ Gauge puede revisar planos y recomendar un man\u00f3metro, sello de diafragma o sello remoto compatible.<\/p>\n\n\n\n<p><strong>\u00bfNecesita ayuda para comprobar una brida ASME o seleccionar un instrumento?<\/strong> <a href=\"https:\/\/www.sj-gauge.com\/es\/contact-us\/\">Contacte con SJ Gauge<\/a> e incluya el marcado, plano, fluido de proceso, presi\u00f3n y temperatura.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-standards-reference\">Referencia normativa<\/h3>\n\n\n\n<p>Consulte las ediciones vigentes de <a href=\"https:\/\/www.asme.org\/codes-standards\/find-codes-standards\/b16-5-pipe-flanges-flanged-fittings-nps-1-2-nps-24-metric-inch-standard\" target=\"_blank\" rel=\"noopener\">ASME B16.5<\/a> y <a href=\"https:\/\/www.asme.org\/codes-standards\/find-codes-standards\/b16-47-large-diameter-steel-flanges-nps-26-nps-60-metric-inch-standard\" target=\"_blank\" rel=\"noopener\">ASME B16.47<\/a>, adem\u00e1s de la especificaci\u00f3n del proyecto. Adquiera las normas oficiales si necesita todos los requisitos o tablas de clasificaci\u00f3n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Summary: An \u201cANSI flange\u201d is usually specified today by an ASME standard, nominal pipe size, pressure class, material, facing and dimensional pattern. Class 150 is a pressure-class designation\u2014not a universal 150 psi working-pressure limit. Industry still commonly says \u201cANSI flange,\u201d but ASME B16.5 is the principal standard for pipe flanges and flanged fittings from NPS [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":4245,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[61],"tags":[],"class_list":["post-5457","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-knowledge"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.7 (Yoast SEO v27.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>ANSI\/ASME Flange Standards Explained: What Class 150 Means - SJ Gauge | Pressure Gauges, Thermometers &amp; Pressure Sensors<\/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.sj-gauge.com\/es\/ansi-flange-standard\/\" \/>\n<meta property=\"og:locale\" content=\"es_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ANSI\/ASME Flange Standards Explained: What Class 150 Means\" \/>\n<meta property=\"og:description\" content=\"Summary: An \u201cANSI flange\u201d is usually specified today by an ASME standard, nominal pipe size, pressure class, material, facing and dimensional pattern. Class 150 is a pressure-class designation\u2014not a universal 150 psi working-pressure limit. Industry still commonly says \u201cANSI flange,\u201d but ASME B16.5 is the principal standard for pipe flanges and flanged fittings from NPS [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.sj-gauge.com\/es\/ansi-flange-standard\/\" \/>\n<meta property=\"og:site_name\" content=\"SJ Gauge | Pressure Gauges, Thermometers &amp; Pressure Sensors\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-29T16:44:54+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-29T16:44:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.sj-gauge.com\/wp-content\/uploads\/2025\/05\/05-1_SJ_bottom_mount_with_flange_pressure_gauge_EN.png\" \/>\n\t<meta property=\"og:image:width\" content=\"200\" \/>\n\t<meta property=\"og:image:height\" content=\"200\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"SJ Gauge\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"SJ Gauge\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tiempo de lectura\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/\"},\"author\":{\"name\":\"SJ Gauge\",\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/#\\\/schema\\\/person\\\/cbc9e642e49a53b18b3eb832486bd52c\"},\"headline\":\"ANSI\\\/ASME Flange Standards Explained: What Class 150 Means\",\"datePublished\":\"2026-07-29T16:44:54+00:00\",\"dateModified\":\"2026-07-29T16:44:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/\"},\"wordCount\":733,\"publisher\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.sj-gauge.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/05-1_SJ_bottom_mount_with_flange_pressure_gauge_EN.png\",\"articleSection\":[\"Knowledge\"],\"inLanguage\":\"es\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/\",\"url\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/\",\"name\":\"ANSI\\\/ASME Flange Standards Explained: What Class 150 Means - SJ Gauge | Pressure Gauges, Thermometers &amp; Pressure Sensors\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.sj-gauge.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/05-1_SJ_bottom_mount_with_flange_pressure_gauge_EN.png\",\"datePublished\":\"2026-07-29T16:44:54+00:00\",\"dateModified\":\"2026-07-29T16:44:55+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#breadcrumb\"},\"inLanguage\":\"es\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"es\",\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.sj-gauge.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/05-1_SJ_bottom_mount_with_flange_pressure_gauge_EN.png\",\"contentUrl\":\"https:\\\/\\\/www.sj-gauge.com\\\/wp-content\\\/uploads\\\/2025\\\/05\\\/05-1_SJ_bottom_mount_with_flange_pressure_gauge_EN.png\",\"width\":200,\"height\":200,\"caption\":\"Bottom-mount pressure gauge with flange installation diagram.\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/ansi-flange-standard\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.sj-gauge.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"ANSI\\\/ASME Flange Standards Explained: What Class 150 Means\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.sj-gauge.com\\\/#website\",\"url\":\"https:\\\/\\\/www.sj-gauge.com\\\/\",\"name\":\"SJ Gauge | Pressure Gauges, Thermometers &amp; Pressure Sensors\",\"description\":\"Manufacturer of industrial pressure gauges, pressure sensors, and transmitters. 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Class 150 is a pressure-class designation\u2014not a universal 150 psi working-pressure limit. 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