... .Iso9001,TUV-PED,BVcertified foundry. Strong machining capacity. PUMPBODY.carbon steel casting & investment casting. Iso9001,TUV-PED,BVcertified foundry. Strong machining capacity. OEM ... , Gas Cutting,Grinding, Heat Treatment, Shot Blasting, Reshaping, Machining2) Materials: carbon steel, alloy steel, cast iron, cast steel, pig iron, grey ...