... cast Iron (ASTM-A48; Class 25~45-gray iron casting; ASTM-ductile iron castings)2. cast Steel (carbon castings; allow castings; stainless steel castings)3.cast Brass (Brass castings and Bronze castings ... ,Grinding machine,Planer and so on. PROCESSMATERIALSTANDARDSANDCASTINGGreen SandGrey Iron, Ductile Iron, Malleable Iron, Stanless Steel, Carbon, Steel, Aluminium,Brass,BronzeASTMBSJISDINetcFuran ...