Ductile iron casting: 1.Offer customized and OEM service. 2.DIN,ASTM,EN,BS,NF,JIS,ISO 4.Sand Casting 3.ISO9001:2000 Ductile iron sand casting, Steel ... process we can offer are raw casting, machining, Surface treatment, Surface finish3.We have a strict quality control system4.We can give ... ,80-55-06,80-60-03;DIN-GGG40,GGG50,GGG60,GGG70;JIS-FCD40,FCD50,FCD60,FCD70;BS-Gr370-17,Gr420-12 ...