Product : Single Plate Wafer Check Valve Body Material cum standard : Ductile Iron Pressure/Class /Rating : PN-16 Product Description : Single Plate Wafer Check Valve Type of Seat : EPDM Type of Disc : Carbon Steel + Ni Plate End Details : Wafer Type Testing & Certification Body Test Pressure : 24kg/cmg (Hyd.) Seat Test Pressure : 16kg/cm g (Hyd.)