... -PED,BVcertified foundry. Strong machining capacity. PUMPBODY.carbon steel casting & investment casting. Iso9001,TUV-PED,BVcertified foundry. Strong machining capacity.OEM ... Process: Wax Patterns, Sand Shell Making, Dewaxing, Pouring, Sand Cleaning, Gas Cutting,Grinding, Heat Treatment, Shot Blasting, Reshaping, Machining2) Materials: ... ,ASTM,UNS,ACI Pump Body.Investment Castings, Carbon Steel Casting