{"id":5245,"date":"2011-07-24T17:12:44","date_gmt":"2011-07-24T22:12:44","guid":{"rendered":"https:\/\/www.parrinst.com\/?page_id=5245"},"modified":"2013-01-09T20:00:21","modified_gmt":"2013-01-10T02:00:21","slug":"safety-check-valves-2","status":"publish","type":"page","link":"https:\/\/www.parrinst.com\/es\/products\/non-stirred-pressure-vessels\/safety-check-valves-2\/","title":{"rendered":"V\u00e1lvulas de Retenci\u00f3n de Seguridad"},"content":{"rendered":"<p><strong>\n\t\t\t<div id='5245-1' class='gallery gallery-5245 gallery-columns-3 gallery-size-medium' itemscope itemtype='http:\/\/schema.org\/ImageGallery'>\n\t\t\t\t<div class='gallery-row gallery-col-3 gallery-clear'>\n\t\t\t\t\t<figure class='gallery-item col-3' itemprop='associatedMedia' itemscope itemtype='http:\/\/schema.org\/ImageObject'>\n\t\t\t\t\t\t<div class='gallery-icon landscape'><a href=\"https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/363VB_Check-Valve.jpg?ssl=1\" itemprop=\"contentURL\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/363VB_Check-Valve.jpg?fit=300%2C300&amp;ssl=1\" class=\"attachment-medium size-medium\" alt=\"363VB Check Valve\" srcset=\"https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/363VB_Check-Valve.jpg?w=600&amp;ssl=1 600w, https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/363VB_Check-Valve.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/363VB_Check-Valve.jpg?resize=300%2C300&amp;ssl=1 300w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" itemprop=\"thumbnail\" \/><\/a><\/div>\n\t\t\t\t\t<\/figure>\n\t\t\t\t\t<figure class='gallery-item col-3' itemprop='associatedMedia' itemscope itemtype='http:\/\/schema.org\/ImageObject'>\n\t\t\t\t\t\t<div class='gallery-icon landscape'><a href=\"https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/364VB_Check-Valve.jpg?ssl=1\" itemprop=\"contentURL\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/364VB_Check-Valve.jpg?fit=300%2C300&amp;ssl=1\" class=\"attachment-medium size-medium\" alt=\"\" srcset=\"https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/364VB_Check-Valve.jpg?w=600&amp;ssl=1 600w, https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/364VB_Check-Valve.jpg?resize=150%2C150&amp;ssl=1 150w, https:\/\/i0.wp.com\/www.parrinst.com\/es\/wp-content\/uploads\/sites\/7\/2011\/07\/364VB_Check-Valve.jpg?resize=300%2C300&amp;ssl=1 300w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" itemprop=\"thumbnail\" \/><\/a><\/div>\n\t\t\t\t\t<\/figure>\n\t\t\t<\/div>\n\t\t\t<\/div><!-- .gallery -->\nSiempre que se introducen gases o l\u00edquidos a un recipiente <\/strong> a presi\u00f3n, la presi\u00f3n de suministro debe ser mayor que la presi\u00f3n en el recipiente para evitar que el flujo regrese al sistema de suministro. La protecci\u00f3n contra el flujo inverso se puede obtener mediante la instalaci\u00f3n de una v\u00e1lvula de retenci\u00f3n en la l\u00ednea de suministro. Con una v\u00e1lvula de retenci\u00f3n en la l\u00ednea, la v\u00e1lvula fijar\u00e1 la presi\u00f3n si la presi\u00f3n de alimentaci\u00f3n es demasiado baja, o si la presi\u00f3n en el recipiente debe elevarse por encima de la presi\u00f3n de suministro. Esta protecci\u00f3n es particularmente importante en reactores con agitaci\u00f3n en donde el gas entra por un tubo de inmersi\u00f3n. Con l\u00edquidos en el recipiente, cualquier presi\u00f3n de retorno obligar\u00e1 al l\u00edquido a ir al tanque de gas o al sistema de suministro de gas. Parr tiene existencias de v\u00e1lvulas de retenci\u00f3n de resorte que se enumeran a continuaci\u00f3n para su incorporaci\u00f3n en las l\u00edneas de alimentaci\u00f3n del usuario. Estas v\u00e1lvulas tienen una presi\u00f3n normal de cierre de 10 psi y est\u00e1n clasificadas para 3000 psi de presi\u00f3n m\u00e1xima de trabajo. V\u00e1lvulas de retenci\u00f3n con otras especificaciones pueden ser suministradas bajo pedido especial.<\/p>\n<table class=\"OrderingGuide\">\n<tbody>\n<tr bgcolor=\"0082C4\">\n<td style=\"text-align: left\" colspan=\"3\" valign=\"top\"><span style=\"color: #ffffff\"><strong> <\/strong><\/span><strong><span style=\"color: #ffffff\">V\u00e1lvulas de Retenci\u00f3n de Resorte<br \/> <\/span><\/strong><\/td>\n<\/tr>\n<tr>\n<td valign=\"top\"><strong>Parte<\/strong><\/td>\n<td valign=\"top\"><strong>Material<\/strong><\/td>\n<td valign=\"top\"><strong>Conexiones<\/strong><\/td>\n<\/tr>\n<tr bgcolor=\"c5dcf1\">\n<td valign=\"top\">363VBAD<\/td>\n<td valign=\"top\">Inoxidable<\/td>\n<td valign=\"top\">1\/4&#034; NPT (F)<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\">364VBAD<\/td>\n<td valign=\"top\">Inoxidable<\/td>\n<td valign=\"top\">1\/4&#034; Tubo<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>Siempre que se introducen gases o l\u00edquidos a un recipiente a presi\u00f3n, la presi\u00f3n de suministro debe ser mayor que la presi\u00f3n en el recipiente para evitar que el flujo regrese al sistema de suministro. La protecci\u00f3n contra el flujo inverso se puede obtener mediante la instalaci\u00f3n de una v\u00e1lvula de retenci\u00f3n en la l\u00ednea [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":37721,"parent":77,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"product-narrow.php","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"class_list":["post-5245","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>V\u00e1lvulas de Retenci\u00f3n de Seguridad - Parr Instrument (Espa\u00f1ol)<\/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.parrinst.com\/es\/products\/non-stirred-pressure-vessels\/safety-check-valves-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"V\u00e1lvulas de Retenci\u00f3n de Seguridad - Parr Instrument (Espa\u00f1ol)\" \/>\n<meta property=\"og:description\" content=\"Siempre que se introducen gases o l\u00edquidos a un recipiente a presi\u00f3n, la presi\u00f3n de suministro debe ser mayor que la presi\u00f3n en el recipiente para evitar que el flujo regrese al sistema de suministro. 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