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This post was last edited by HaiChuan LaoYu on 2026-5-3 08:03. Proper management of valves is essential for stable operation. Everyone is welcome to engage in discussions and share insights in 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. -----------------------------------------------------------------------------------
【Haichuan Chemical Valve Knowledge】Leaking again inside the valve? Unveiling the six major causes of valve sealing surface damage! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719308 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
【Haichuan Chemical Valve Knowledge】Pressure difference and total pressure difference of valves – stop confusing them when specifying technical requirements! https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719307 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))
【Haichuan Chemical Valve Knowledge】What is the difference between flow and pressure regulating valves and fixed cone valves? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719306 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
【Haichuan Chemical Valve Knowledge】What is the purpose of cryogenic treatment for low-temperature valves? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719305 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
【Haichuan Chemical Valve Knowledge】What is the purpose of cryogenic treatment for low-temperature valves? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719305 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
【Haichuan Chemical Valve Knowledge】What is the purpose of valve fire resistance testing? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719304 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
【HaiChuan Chemical Valve Knowledge】Oxygen valve degreasing methods https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719303 (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
【Haichuan Chemical Valve Knowledge】Why is it required that gate valves have an upper sealing device? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719302 (Source: Haichuan Chemical Industry Forum (Hua Haichuan Liu hcbbs))
【HaiChuan Chemical Valve Management】Series Posts -- Selection Principles and Application Scenarios of Butterfly Valves https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719310 (Source: HaiChuan Chemical Forum (HuaHaiChuanLiu hcbbs))
【Haichuan Chemical Valve Management】Series Posts--What Exactly Is Valve Cavitation? How to solve it? https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=5719311 (Source: Haichuan Chemical Industry Forum (Hua Hai Chuan Liu hcbbs))