Common metals and their alloys; metallic refractory construction materials; transportable buildings of metal; metal materials for railway construction; non-electric cables and wires of common metal; ores of metal; tubes of metal; stainless steel pipes; steel pipes; junctions of metal for pipes; metal expansion joints for pipes and tubes; pipes and tubes of metal; alloys of common metals; chrome alloys; steel alloys; nickel alloys; metal hardware, in particular cotter pins of metal; metal cott...