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A27Y spring threaded connection swing type safety valve

A27Y spring threaded connection swing type safety valve

* A27Y apply to the work temperature are less than 200 of water, air, steam, nitrogen and hydrogen mixed gas medium of the equipment or pipeline.
* A27Y-P/R8 is suitable for the work temperature are less than 200 corrosion of the equipment or pipeline, as the overpressure protection device.
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