... SandGrey Iron, Ductile Iron, Malleable Iron, Stainless Steel, Carbon, Steel, Aluminum ,Brass, BronzeClay Sand INVESTMENTSilica SolStainless Steel, Carbon Steel, Special Alloy ... (Brass castings and Bronze castings)4.cast Aluminum (ASTM A 356T6; 380)B. the Forging foundries produce: forgings and stampings (all kinds ...