... castingCasting Material: iron, gray iron, ductile iron, steel, stainless stee,l carbon steel, alloyProcess: sand casting ,investment casting ,die casting and ... best friends , we will give best price ItemDescriptionMaterialTechnical Process1Ductile ironcastingsASTM A 536-Gr.60-40-18,65-45-12,80-55 ... .20,25,30,35,40,45,50;ASTM A126-Class A, Class B, Class C;DIN-GG10,GG15,GG20,GG25,GG30,GG35 ...