Product :Gun Metal Horizontal Lift Check Valve Product Standard : IS-778 Pressure/Class/Rating : Class-2 Body Material cum Standard : GM ( IS:318 Gr.LTB2 ) Description : Screwed in Cover Type of Seat : Integral seat Trim : Cu-Alloy End Details : Flanges as per IS:778 Class-2 F.F. undrilled Testing & Certification Body Test Pressure : 2.4 MPa Hyd. Seat Test Pressure : 1.6 MPa Hyd. Max Working Temperature: 45C Our Works Test Certificate is furnished with every supply. (APS Marines & Logistics)