... →mould making→raw casting→sandblasting→rough machining or finish machining→surface treatment→packing→delivery drawings management is important for the customers1 ... best friends , we will give best price ItemDescriptionMaterialTechnical Process1Ductile ironcastingsASTM A 536-Gr.60-40-18,65-45-12,80-55 ... -No.20,25,30,35,40,45,50;ASTM A126-Class A, Class B, Class C;DIN-GG10,GG15,GG20,GG25,GG30,GG35;JIS ...