... steel 304, 316(CF8, CF8M) 3), Pressure: 1.6-6.4MPA/1000WOG, 2000WOG 4), Suitable medium: Water, oil, air and some corrosive liquid ... ), Operation: Electric, pneumatic ,manualSpecifications: Nominal pressurePN1.6,2.5,4.0,6.4MpaStrength testing pressurePT2.4,3.8,6.0,9.6Seat testing pressure(low ... pressure)0.6Seat testing pressure(high pressure)1.8,2.8,4.4 ...