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針形高純氣瓶閥
Product name: needle form high purity gas cylinder valves
Models: QF - 99 - b
Specification: QF - 99 - b
Product introduction: applicable to high purity gas bottle of nominal pressure, nominal size 20 mpa: DN6mm export thread: W21.8 * 1/14 - LH cylinders with connection thread: G1/2 safety device temperature or pressure, vacuum degree 2 ~ 10-10-3
Models: QF - 99 - b
Specification: QF - 99 - b
Product introduction: applicable to high purity gas bottle of nominal pressure, nominal size 20 mpa: DN6mm export thread: W21.8 * 1/14 - LH cylinders with connection thread: G1/2 safety device temperature or pressure, vacuum degree 2 ~ 10-10-3
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