6 Aluminum foil, sheets and plates of metal, junctions of metal for pipes, pipes of metal, water pipes of metal, transportable buildings of metal, building materials of metal, railway material of metal, non-electric cables of metal, clips of metal for cables and pipes, rings of metal, wall hooks of metal for pipes, ironmongery, spring locks, safes (strong boxes), belt stretchers of metal, boxes of metal, steel bottles for compressed gas and their decompressed valves, signboards of metal, rods of metal for welding, mooring bollards of metal, weather vanes of metal, statues of common metal, valves of metal other than parts of machines