... (male), 14 mm flats Φ80,Φ100 or Φ160: G 1/2 B (male), 22 mm flats Pressure element:Cu-alloy, ≤ ... specializes in designing and manufacturing pressure gauges for export, with completely new management system and rich technical strength. The products are ... base for export at home, with series of common pressure gauges, shock -proof pressure gauges,Thermometer series,Tire table series and special type ...