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活瓣式氧氣瓶閥
Product name: flapper type oxygen cylinder valves
Model: QF - 5 a
Specification: QF - 5 a
Product introduction: applicable to oxygen, nitrogen, air, nominal pressure, nominal size 20 mpa: DN4mm export thread: G5/8 cylinders with connection thread: GB8335 PZ27.8 safety device temperature or pressure: no
Model: QF - 5 a
Specification: QF - 5 a
Product introduction: applicable to oxygen, nitrogen, air, nominal pressure, nominal size 20 mpa: DN4mm export thread: G5/8 cylinders with connection thread: GB8335 PZ27.8 safety device temperature or pressure: no
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