1.Filtering and high precision 2.Service life is long 3.Obtained ISO,GMP,3A,IDF,DIN Quality System Certificated Performance Specifications pressurePN2.5,4.0,6.4 MpaStrength test pressurePT3.8,6.0,9.6The test pressure of the low pressure gas seals 0.6High pressure seal test pressure 3.0,4.8,7.6,Suitable temperature-10°C--100°C KHNVS Low pressure ball valve