ASTM A217-C12A
Pressure Seal Check Valve, Class 1500LB, Cast Steel, BW RF RTJ End
Futures: ASME B16.34, Pressure Seal Swing Disc Type BW RF RTJ End ASTM A216 WCB, ASTM A351...
Pressure Seal Check Valve, Class 2500LB, Cast Steel, BW RF RTJ End
Futures: ASME B16.34, Pressure Seal Swing Disc Type BW RF RTJ End ASTM A216 WCB, ASTM A351...