The open wrench spring micro opening safety valve is designed according to standards such as GB/T 12241, GB/T 12243, API 520, API 526, API 527, ASME VIII, etc., and achieves the opening pressure of the valve by compressing the alloy steel spring; The open design effectively reduces the temperature inside the spring chamber and is widely used in equipment pipelines for hot water, steam and other media. The open wrench spring micro opening safety valve not only has accurate set pressure, but also has stable reseating, effectively protecting pressure equipment pipelines.
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