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針式氧氣瓶閥
Product name: needle type oxygen cylinder valves
Model: QF - 7 b
Specification: QF - 7 b
Product introduction: applicable to oxygen, nitrogen, air technology parameters of the nominal pressure, nominal size 15 mpa: DN4mm export thread: internal thread G5/8 cylinders with connection thread: PZ27.8 safety device temperature or pressure:
Model: QF - 7 b
Specification: QF - 7 b
Product introduction: applicable to oxygen, nitrogen, air technology parameters of the nominal pressure, nominal size 15 mpa: DN4mm export thread: internal thread G5/8 cylinders with connection thread: PZ27.8 safety device temperature or pressure:
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