... " Rating:CL150-CL2500 Materials:C.S,S.S,F.S CAST IRON CHECK VALVE Size:2"-32" Rating:CL150-CL2500 Materials:C.S ... ,S.S,F.S CAST IRON CHECK VALVESize:2"-32" Rating:CL150-CL2500 ... type(2 -32 ),Operated way: Lever, Gear, Pneumatic, Electric Acturtor CAST IRON CHECK VALVE