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【Haichuan Chemical Valve Management】--Paper Sharing | Causes of Failure in Ball Valves and the Effectiveness of Domestic Repairs

2026-05-04 View Original

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Proper management of valves is the foundation for stable operation. Everyone is welcome to engage in discussions and share insights on this series of posts: 【HaiChuan Chemical Valve Management】 series of posts: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719309 ---------------------------------------------------------------- Disclaimer: The content contained in this article is intended solely for technical exchange and reference purposes only; it does not constitute any form of professional engineering advice, design basis, or operational guidance. -----------------------------------------------------------------------------------
Reply #2 2026-05-07
【HaiChuan Chemical Valve Management】Series Posts – Research on the Design and Application of Extension Devices for Downhole Gate Valves https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719830 (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
Reply #3 2026-05-10
【Ten Years of Rapid Development in Chemical Engineering Equipment】The 48K large-tow carbon fiber production lines with the highest single-line capacity in China were built and put into operation between 2016 and 2026; the performance of these products reaches international advanced levels. https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5720044 (Source: Haichuan Chemical Industry Forum (HCBBS))
Reply #4 2026-05-10
【3D Process Flow】Summary Post--How Is Steel Made? A detailed multi-image guide to the entire process from ore to steel: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5720138 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
Reply #5 2026-05-11
【Safety Management and Standardization of Special Equipment】How should mandatory inspections of pressure gauges be carried out? See what the experts say! ! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5720162 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
Reply #6 2026-05-12
【Ten Years of Rapid Development in Chemical Engineering Equipment】3117–2026: The steam turbines developed by Hangzhou Turbine Group for 120,000-class air separation units have completed full-load no-load operation tests. https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5720077 (Source: Haichuan Chemical Industry Forum (HCBBS))
Reply #7 2026-05-15
【Ten Years of Great Development in Chemical Engineering Equipment】The “high specific power cathode closed-type air-cooled fuel cell” technology developed by Dalian Institute of Chemical Physics from 2031 to 2026 has passed the evaluation process. https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5720339 (Source: Haichuan Chemical Industry Forum (HCBBS))

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