Common metals and their alloys; metal building materials, namely, structural tubes; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, namely, metal pipe fittings and pipe assembly fittings of metal; small items of metal hardware, namely, screws, nuts, washers, pulleys, springs, rivets, metal bolts, retaining angles, mounting corners, door hinges, roof hooks; pipes and tubes of metal; metal safes; goods of commo...