6 Alloys of common metals, zinc, nickel, chromium; the aforesaid goods for coating systems, mass-produced parts of metal or partly of metal equipped therewith, the aforesaid coating systems in particular being on galvanic basis, mainly consisting of a galvanic priming coat, a galvanic priming coat of zinc or zinc alloy systems, and of one or more other coatings, including conversion coatings, top coats, electrophoretic enamel coatings and anti-friction-coatings; coated metals; building and construction materials and elements of metal, namely pipes and tubes of metal, pipe jackets of metal, junctions of metal for pipes, metal valves not being parts of machines, building boards of metal, building panels of metal, metal tiles, metal knobs; metal hardware, namely, springs, washers, carabiners, nails, pins, spikes, hooks, clamps of metal, metal keys for locks, metal locks; small iron goods, namely, iron wire, iron strips; nuts, bolts, screws and fastening materials of metal, namely, metal threading fasteners; non-electric cables, wires and chains of common metal