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Order number ZS-100 Brand Zhongshuai Model 4 points
Item No. ZS-100 Material Brass Connection form Thread
Pressure environment high pressure working temperature normal temperature shape miniature
Nominal diameter 20 (mm) sealing material copper standard national standard
Outer wire single nozzle gas valve 
Inner wire single nozzle gas valve 
Double outer ribbon seat gas valve 
Inner and outer ribbon seat gas valve