Alloys of common metal; Boxes of common metal; Buckles of common metal; Common metals, unwrought or semi-wrought; Couplings of metal for chains; Fittings of metal for compressed air hoses; Fittings of metal for furniture; Gold solder; Junctions of metal for pipes; Locks of metal, other than electric; Materials of metal for railway construction; Metal safes; Pipes of metal; Pipework of metal; Poles of metal for power lines; Reinforcing materials of metal for building; Signboards of metal; Steel pipes; Structural joint connectors of metal; Wire of common metal