carbon steel casting & investment casting, Pump Body.Iso9001,TUV-PED,BVcertified foundry. Strong machining capacity. PUMPBODY. ... , Sand Shell Making, Dewaxing, Pouring, Sand Cleaning, Gas Cutting,Grinding, Heat Treatment, Shot Blasting, Reshaping, Machining2) Materials: carbon steel, alloy steel ... ,NF,ISO,JIS,SS,BS,AISI,SAE,ASTM,UNS,ACI Pump Body.Investment Castings, Carbon Steel Casting