6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
aluminum billet and aluminum extruded products, namely, extruded aluminum in round rod, soild bar, square bar, square corner angle, structural angle, channel, structural channel, i beam, tee, hex, z-bar, schedule pipe, round tube, retangular tube, and square tube