... REQUIREMENT FC,FCD,SC,SS IN SAND,PRECISION/INVESTMETN CASTING OEM SERVIC grey iron sand casting mechanical part 1.We are ... casting parts. Material can be reached cast iron,grey iron,ductile iron,steel,carbon steel,stainless steel,copper,brass,bronze ... .. 2.Product instruction: • Material:grey iron,ductile iron,steel casting,stainless steel, • Process:sand casting,precision/investment casting • Weight:1 ...