Lift Lift check valve Shanghai lift check valve image

Description: test pressure (MPa) 2.5 4.0 6.4 10.0 MPa shell strength test 3.75 6.0 9.6 15.0 MPa high-pressure seal test pressure 2.75 4.4 7.04 11.0 MPa low pressure gas seal test pressure 0.5-0.7 C Suitable medium water, oil, gas P acetate Class R Class nitrate N liquefied Temperature ≤425 ℃ ≤100 ℃ -40- + 80 ℃ design and manufacture according to GB / T12235 length of the structure according to GB / T12221 flange dimensions according to JB / T79 test by JB / T9092 Main parts and materials : Name Material Body / bonnet CF8 CF3 CF8M CF3M WCB LCB WC6 WC9 C5 valve CF8 CF3 CF8M CF3M WCB LCB WC6 WC9 C5 PTFE graphite gasket bolt nut stainless steel 45,35CrMoA 35CrMoA