{"id":10688,"date":"2022-11-25T08:38:01","date_gmt":"2022-11-25T00:38:01","guid":{"rendered":"https:\/\/limegreen-okapi-448594.hostingersite.com\/?p=10688"},"modified":"2022-11-25T08:38:05","modified_gmt":"2022-11-25T00:38:05","slug":"valve-sealing-materials","status":"publish","type":"post","link":"https:\/\/raymonvalve.com\/es\/blog\/valve-sealing-materials\/","title":{"rendered":"<strong>Materiales de sellado de v\u00e1lvulas<\/strong>"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>\u00bfQu\u00e9 son los materiales de sellado de v\u00e1lvulas?<\/strong><\/h2>\n\n\n\n<p>El material de sellado es en realidad la superficie cr\u00edtica de la v\u00e1lvula. La calidad del material de sellado afecta la vida \u00fatil de las v\u00e1lvulas. El material de sellado es, de hecho, un factor muy importante para garantizar el mantenimiento de la calidad de la superficie de sellado.<\/p>\n\n\n\n<p>Los sellos de v\u00e1lvula son la parte clave para determinar el rendimiento de la v\u00e1lvula. Factores como la fricci\u00f3n, el destello, la corrosi\u00f3n, la oxidaci\u00f3n, etc., deben considerarse al seleccionar los materiales de la superficie de sellado. Los sellos de v\u00e1lvula se dividen en 2 categor\u00edas: uno se conoce como sello blando, tambi\u00e9n conocido como caucho, que incluye caucho de fl\u00faor y butano. El otro, el segundo, es el sello duro, que incluye aleaciones de cobre y se utiliza para v\u00e1lvulas de baja presi\u00f3n, aleaciones a base de n\u00edquel, aleaciones de sat\u00e9lite y aceros inoxidables al cromo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Los 10 principales materiales de sellado de v\u00e1lvulas<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1.<\/strong> &nbsp; <strong>Caucho sint\u00e9tico<\/strong><\/h3>\n\n\n\n<p>El caucho sint\u00e9tico es superior al caucho natural en su resistencia a la temperatura y a la corrosi\u00f3n. La temperatura del caucho sint\u00e9tico es inferior a 150 grados Celsius. El caucho natural es inferior a 60 grados Celsius. Los cauchos se utilizan para v\u00e1lvulas de cierre, v\u00e1lvulas de mariposa, v\u00e1lvulas de retenci\u00f3n, v\u00e1lvulas de pinza y otras v\u00e1lvulas cuya presi\u00f3n es inferior a 1 MPa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2.<\/strong> &nbsp; <strong>Nylon<\/strong><\/h3>\n\n\n\n<p>El nylon tiene caracter\u00edsticas de buena resistencia a la corrosi\u00f3n y un bajo coeficiente de fricci\u00f3n. El nylon se utiliza principalmente para v\u00e1lvulas de globo y v\u00e1lvulas de bola con una temperatura inferior a 90 grados Celsius. La presi\u00f3n nominal es inferior a 32 MPa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3.<\/strong> &nbsp; <strong>Tefl\u00f3n<\/strong><\/h3>\n\n\n\n<p>El tefl\u00f3n se utiliza principalmente para v\u00e1lvulas de compuerta, v\u00e1lvulas de cierre, v\u00e1lvulas de bola, etc. Contiene una temperatura superior a 232 grados Celsius y una presi\u00f3n nominal de 6,4 MPa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4.<\/strong> &nbsp; <strong>Hierro fundido<\/strong><\/h3>\n\n\n\n<p>El hierro fundido se utiliza para v\u00e1lvulas de globo, v\u00e1lvulas de compuerta y v\u00e1lvulas de tap\u00f3n para el transporte de petr\u00f3leo y gas. La temperatura es superior a 100 grados Celsius y la presi\u00f3n nominal de 1,6 MPa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5.<\/strong> &nbsp; <strong>Aleaci\u00f3n Babbitt<\/strong><\/h3>\n\n\n\n<p>La aleaci\u00f3n Babbitt se utiliza para v\u00e1lvulas de cierre de amoniaco. La temperatura est\u00e1 entre -70 y -50 grados Celsius y la presi\u00f3n nominal de 2,5 MPa.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>6.<\/strong> &nbsp; <strong>Aleaci\u00f3n de cobre<\/strong><\/h3>\n\n\n\n<p>Los materiales comunes para las aleaciones de cobre son el bronce de esta\u00f1o 6-6-3 y el lat\u00f3n de manganeso 58-2-2. La aleaci\u00f3n de cobre tiene muy buena resistencia al desgaste y es adecuada para vapor y agua. El uso de temperatura es superior a 200 grados Celsius y la presi\u00f3n nominal de 1,6 MPa. Se utiliza com\u00fanmente para v\u00e1lvulas de tap\u00f3n, v\u00e1lvulas de globo, v\u00e1lvulas de compuerta y v\u00e1lvulas de retenci\u00f3n, etc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>7.<\/strong> &nbsp; <strong>Acero inoxidable de cromo n\u00edquel titanio<\/strong><\/h3>\n\n\n\n<p>El grado com\u00fan de acero inoxidable de cromo n\u00edquel titanio es 1Cr18Ni9Ti. Tiene buena resistencia a la corrosi\u00f3n, resistencia al calor y resistencia a la erosi\u00f3n. Es adecuado para medios como \u00e1cido n\u00edtrico y vapor. Se utilizan para v\u00e1lvulas de bola y v\u00e1lvulas de cierre.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>8.<\/strong> &nbsp; <strong>Boronizaci\u00f3n<\/strong><\/h3>\n\n\n\n<p>La boronizaci\u00f3n se procesa directamente en el cuerpo de la v\u00e1lvula o en el material de las v\u00e1lvulas en la superficie de sellado. La superficie de boronizaci\u00f3n se trata y la superficie de sellado tiene buena resistencia al desgaste. Se utiliza para v\u00e1lvulas de drenaje de centrales el\u00e9ctricas.<\/p>","protected":false},"excerpt":{"rendered":"<p>What are Valve sealing materials? The sealing material is actually the very critical surface of the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7558,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"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":""},"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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-10688","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/posts\/10688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/comments?post=10688"}],"version-history":[{"count":1,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/posts\/10688\/revisions"}],"predecessor-version":[{"id":10689,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/posts\/10688\/revisions\/10689"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/media\/7558"}],"wp:attachment":[{"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/media?parent=10688"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/categories?post=10688"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/raymonvalve.com\/es\/wp-json\/wp\/v2\/tags?post=10688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}