{"id":8309,"date":"2019-05-03T10:41:43","date_gmt":"2019-05-03T08:41:43","guid":{"rendered":"https:\/\/www.pronal.com\/produit\/uncategorized\/epreuves-hydrauliques-des-gss\/"},"modified":"2025-10-27T12:46:25","modified_gmt":"2025-10-27T11:46:25","slug":"gss-hydraulic-testing","status":"publish","type":"product","link":"https:\/\/www.pronal.com\/en\/produit\/inflatable-pipe-plugs\/nuclear\/gss-hydraulic-testing\/","title":{"rendered":"Inflatable system for GSS hydraulic testing"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">Pronal has designed an inflatable stopper system for implementing <\/span><span style=\"color: #242b57;\"><b>hydraulic tests on superheater dryer units (GSS).<\/b><\/span><span style=\"font-weight: 400;\"> This system is a combination of two solutions:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">An inflatable stopper which plugs the outlet on the side of the VISM valve <\/span><span style=\"color: #242b57;\"><a style=\"color: #242b57;\" href=\"https:\/\/www.pronal.com\/en\/product\/inflatable-pipe-plugs\/high-pressure-stoppers\/\"><b>(OHP),<\/b><\/a><\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\">And on the other side, an<\/span><span style=\"color: #242b57;\"> <a style=\"color: #242b57;\" href=\"https:\/\/www.pronal.com\/en\/produit\/lifting-bags\/pressing\/square-lifting-bags\/attachment\/lifting-bags\/\"><b>inflatable jack<\/b><\/a><b> mounted on a metal support <\/b><\/span><span style=\"font-weight: 400;\">is inserted into<\/span><span style=\"color: #242b57;\"><b> the outlet of the GSS grille<\/b><\/span><span style=\"font-weight: 400;\"><span style=\"color: #242b57;\">.<\/span> This solution can be completely dismantled.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">This removable system is installed via a manhole with a 400 mm diameter. The test pressure reaches around <\/span><span style=\"color: #242b57;\"><b>25.5 bar<\/b><\/span><span style=\"font-weight: 400;\">. Testing is validated on-site by a certifying company. This inflatable pipe plug is mostly used on <\/span><a href=\"https:\/\/www.pronal.com\/en\/areas\/nuclear\/\"><span style=\"font-weight: 400;\">nuclear sites<\/span><\/a><span style=\"font-weight: 400;\">.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">The GSS hydraulic testing serves to certify the strength and tightness of the GSS grille. This Pronal inflatable stopper system reduces <\/span><span style=\"color: #242b57;\"><b>outage time by avoiding cutting\/welding pipework that could also include the fitting of welded caps.<\/b><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Inflatable stopper for GSS hydraulic testing.<\/p>\n","protected":false},"featured_media":8136,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false},"product_brand":[],"product_cat":[298,287],"product_tag":[432,433],"class_list":["post-8309","product","type-product","status-publish","has-post-thumbnail","product_cat-nuclear","product_cat-inflatable-pipe-plugs","product_tag-nuclear","product_tag-to-plug","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nuclear inflatable system for GSS hydraulic testing | Pronal<\/title>\n<meta name=\"description\" content=\"Discover Pronal inflatable and portable system for hydraulic testing of GSS (superheater dryer units), no cutting\/no welding.\" \/>\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.pronal.com\/en\/produit\/inflatable-pipe-plugs\/nuclear\/gss-hydraulic-testing\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Nuclear inflatable system for GSS hydraulic testing | Pronal\" \/>\n<meta property=\"og:description\" content=\"Discover Pronal inflatable and portable system for hydraulic testing of GSS (superheater dryer units), no cutting\/no welding.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.pronal.com\/en\/produit\/inflatable-pipe-plugs\/nuclear\/gss-hydraulic-testing\/\" \/>\n<meta property=\"og:site_name\" content=\"Pronal - 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