{"id":30395,"date":"2026-05-27T10:34:04","date_gmt":"2026-05-27T10:34:04","guid":{"rendered":"https:\/\/stecvina.com\/?post_type=solution&#038;p=30395"},"modified":"2026-06-09T11:48:07","modified_gmt":"2026-06-09T11:48:07","slug":"ap-suat-42-50-bar-co-phu-hop-voi-he-thong-chua-chay-khi-khong","status":"publish","type":"solution","link":"https:\/\/stecvina.com\/en\/solution\/ap-suat-42-50-bar-co-phu-hop-voi-he-thong-chua-chay-khi-khong\/","title":{"rendered":"Is a 42\/50 bar Pressure Suitable for HFC-227ea Gas Fire Suppression Systems?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">When choosing a gas fire suppression system, many customers ask whether a pressure of 42 bar or 50 bar is safe and suitable for the equipment.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"500\" height=\"375\" src=\"https:\/\/stecvina.com\/wp-content\/uploads\/2026\/05\/Thumb-web-500-x-375-px-2.png\" alt=\"\" class=\"wp-image-30396\" srcset=\"https:\/\/stecvina.com\/wp-content\/uploads\/2026\/05\/Thumb-web-500-x-375-px-2.png 500w, https:\/\/stecvina.com\/wp-content\/uploads\/2026\/05\/Thumb-web-500-x-375-px-2-300x225.png 300w, https:\/\/stecvina.com\/wp-content\/uploads\/2026\/05\/Thumb-web-500-x-375-px-2-16x12.png 16w\" sizes=\"auto, (max-width: 500px) 100vw, 500px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">In practice, 42 bar and 50 bar are common configurations in HFC-227ea gas fire suppression system design, especially for solutions that require long pipe runs and stable performance. However, the deciding factor is not just the pressure level, but also the quality of the cylinder and the manufacturing technology behind it.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S-TEC VINA\u2019s cylinders are seamless (one-piece), which increases their high-pressure capability and impact resistance and keeps them stable throughout service. With this construction, the cylinders fully handle 42 bar or 50 bar operating pressures while remaining safe and durable over the long term.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Meanwhile, many suppliers on the market claim that 25 bar is enough to meet the standard, which lets them cut input costs. In terms of the standard, that is not wrong. In practice, however, it is a different story. Most products using welded cylinders have limited long-term pressure resistance, especially at the weld seams \u2013 where risks easily arise under high pressure or continuous stress over time.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">This leads to a reality: choosing a lower pressure is not always about technical optimisation \u2013 sometimes it is about staying within the equipment\u2019s limits. For systems that require high stability and reliability, a higher pressure (such as 42 bar) brings clear operational advantages.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">42\/50 bar is entirely suitable from a technical standpoint, but it must be matched by cylinders of corresponding quality. That is why S-TEC VINA uses seamless cylinders: to ensure stable operation at high pressure, meeting not only the standard but also long-term real-world requirements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;If you are weighing up pressure configurations or want to re-evaluate an existing system, leave a comment or contact S-TEC VINA for detailed technical advice.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">*************************<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S-TEC VINA \u2013 Vietnam\u2019s leading manufacturer of gas fire suppression systems<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Factory address: Lot CN03, Dong Van IV Industrial Park, Le Ho Ward, Ninh Binh Province<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Representative office: Tower C5, D\u2019Capitale, 224 Tran Duy Hung Street, Yen Hoa Ward, Hanoi<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hotline: 0386 119 114<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Email: info@stecvina.com<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Website:&nbsp;<a href=\"https:\/\/stecvina.com\/en\/?fbclid=IwZXh0bgNhZW0CMTAAYnJpZBExM1J4d2t3NHl2RllpMndLOHNydGMGYXBwX2lkEDIyMjAzOTE3ODgyMDA4OTIAAR6H2w1ifbWe2ufYMNT7IWjPfMQ-bOGIVnk1offiM26MnazJPrGsxR7d_qfwow_aem_K1zqOBdFEJGB__u28WPSLg\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/stecvina.com\/<\/a><\/p>","protected":false},"author":5,"featured_media":30396,"template":"","meta":{"_acf_changed":false},"solution_cat":[],"solution_tag":[],"class_list":["post-30395","solution","type-solution","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00c1p su\u1ea5t 42\/50 bar ph\u00f9 h\u1ee3p h\u1ec7 th\u1ed1ng HFC-227ea? - Stecvina<\/title>\n<meta name=\"description\" content=\"\u00c1p su\u1ea5t 42\/50 bar c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi h\u1ec7 th\u1ed1ng ch\u1eefa ch\u00e1y HFC-227ea? 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