... . 2.DIN,ASTM,EN,BS,NF,JIS,ISO 4.Sand Casting 3.ISO9001:2000 Ductile iron sand casting, Steel casting, Sand casting:1.We are ... OEM offered2.The product process we can offer are raw casting, machining, Surface treatment, Surface finish3.We have a strict quality control ... ironcastingsASTM A48-No.20,25,30,35,40,45,50;ASTM A126-Class A, Class B, Class C;DIN- GG10 GG15 GG20 ...