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活瓣式氧氣瓶閥

 Product name: flapper type oxygen cylinder valves
Models: CGA540F
Specification: CGA540F
Product introduction: applicable to oxygen, air, nitrogen nominal pressure, nominal size 20 mpa: DN3mm export thread: CGA540 connected to the cylinder thread: GB8338 PZ27.8 safety device temperature or pressure: 28 plus or minus 2 mpa