6 Metals, namely, common metals and their alloys; Common metals, unwrought or semi-wrought; Common metal alloys; Steel alloys unwrought or semiwrought; Metal shelter structures; Metal building materials, namely, floor panels, wall panels; Metal profiles made of steel, other metals and their alloys; Metal tubes; Steel alloys; Steel sheets; Steel building materials, namely, floor panels, wall panels; Steel drums sold empty; Metal sheets and plates of metal for further manufacturing; Transportable buildings of metal; Non-electric wires of common metal; Bars of metal for further manufacture; Bolts of metal; Screws of metal; Welding steel, namely, rods of metal for welding; Structural steels, namely, steel rebars, rods, and mesh used for strengthening and reinforcing concrete structures; Plated steels; Modular prefabricated steel framing, namely, steel frames for building; Metallic containers for storage and transport of goods; Hardware, namely, pins of metal; Molds of metal for forming wall panels, floor panels for building