6 Common metals and their alloys; unprocessed or semi-processed steel, namely, stainless steel, carbon steel, clad steel, dip-coated steel, chromium-plated steel, galvanized steel, electrogalvanized steel, prelacquered steel, colored steel and aluminum-clad steel; unprocessed or semi-processed pig iron; scrap iron; unprocessed or semi-processed iron, namely, tinplate, direct reduction iron and directly reduced iron; metal ores, namely, crude or prepared ores; metal building materials, namely, metal tubes and pipes, reinforcing material of metal for building purposes, coating metallic plates for construction; rolled or sectional metal building materials, namely, heavy sections, girders, piles and beams; metal reinforcements for concrete; metal covering plates for the building industry; metal floors, metal slabs, metal partitions, metal multilayer panels, metal facings, metal cladding and covers used as building materials; steel containers; transportable metal constructions, namely, metal shelters and parts of shelters; metal section constructions for residential use, possibly also serving as small activity buildings; metal materials for railways, namely, rails and their constituent parts; non-electric metal wires and cables, namely, metal welding wires and barbed wires; building materials, namely, metal tubes and pipes; non-electric metal lock mechanisms; metal grids and grilles, metal fencing, coated or uncoated metal trellis springs being ironmongery; metal wire, nail and bolt products, not included in other classes, namely, bolts of metal, eye bolts, metal door bolts and nails; metal plates and sheets, sandwich sheets and multilayer metal products not included in other classes, namely, sandwich panels and metallic plates; armour-plating of metal for building; structures of metal for screening; metal tanks and containers for storage and transport of goods; metal boxes, not included in other classes, namely, welded metal boxes and their constituent parts, namely, the bottoms of welded cans; metal sealing rings and caps; metal preserving cans and covers for them, namely, drinks cans; metal manhole covers; packaging made of common metals and tinplate; metal molds for foundrywork; metal iron and steel products not included in other classes, namely, billets, slabs, plates, sheets, foils, blanks, hoops, coils, profiled strips, bars, girders, beams, strips, rods, tubes, wires, cables, billets, casting ingots and forging ingots; very heavy oxycut metal products not included in other classes, namely, metallic plates, steel balls; metal slabs for building; heavy metal products not included in other classes, namely, forged, molded, cast, stamped, drawn, and welded metal in the form of sheets, plates, foils, profiled strips, blanks, binders, reels, bands, slabs, joists, discs, and billets, used in all industries