Ductile iron casting: 1.Offer customized and OEM service. 2 ... ,NF,JIS,ISO 4.Sand Casting 3.ISO9001:2000 Ductile iron sand casting, Steel casting, Sand casting:1.We ... are manufacturer specialized in producing casting products, mainly products: Iron casting, Aluminum casting, Steel casting and Customized service and ... 55-06,80-60-03;DIN-GGG40,GGG50,GGG60,GGG70;JIS-FCD40,FCD50,FCD60,FCD70;BS-Gr370-17,Gr420 ...