Common metals and their alloys, namely, alloyed and un-alloyed metals, steel, stainless steel, coated metals, pre-painted metals, organic metals, galvanized metals, in the form of bars, sheets, coils blooms, billets, rods, ingots, mesh, block, rolls, plates, rings, wires, strips, tubes, castings, beams, columns, joist, channels, pilings, rails, ropes, pipes, hollow pipes, conduit; metal building materials, transportable buildings of metal, materials of metal for railway tracks, namely, rails,...