... used in polyethylene-aluminum composite pipeline.4,extrusion:pure aluminum tube, aluminum bar style No.LY12,aluminum wire, aluminum row,Al-Ti, aluminum foil etc.Aluminum alloy material No.:1050 ... ,1060,1070,1100,1145,1200,1235,3003,3004,3014,3A21,5052,5005,5083,5754,5A02,6061,6063 ...