... steel( Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045,12L14) ,aluminum( Aluminum: Al6061, Al6063 etc ),music steel,iron( Iron: 1213, 12L14,1215 ... ) Material: iron, carbon steel, stainless steel, brass, copper, alloy steel, aluminum, cold rolled steel with various plating; 3) Surface treatment: kinds of ...