... FCD,SC,SS IN SAND,PRECISION/INVESTMETN CASTING OEM SERVICE ductile iron casting valve parts,industrial corporation 1.We ... years experiences with casting parts. Material can be reached cast iron,grey iron,ductile iron,steel,carbon steel,stainless steel,copper,brass,bronze ... :cast iron,GG50,GG40,GGG50,GGG40 etc • Process:sand casting,precision/investment casting • Weight:1.2kg-500kg • OEM service 3.Main ...