Cable junction sleeves of metal; Casings of metal for oilwells; Clips of metal for cables and pipes; Elbows of metal for pipes; Junctions of metal for pipes; Nuts of metal; Pegs of metal; Penstock pipes of metal; Pipe muffs of metal; Pipework of metal; Reinforcing materials of metal for pipes; Screws of metal; Steel sheets; Steel tubes; Valves of metal, other than parts of machines; Washers of metal for sealing; Ducts of metal for ventilating and air-conditioning installations; Hot-rolled ste...