Steel, unwrought or semi-wrought; Cast steel; Aluminium; Rings of metal; Angle irons; Lintels of metal; Reinforcing materials, of metal, for concrete; Reinforcing materials of metal for building; Weatherboards of metal; Metal scaffolding boards; Metal panels; Masts of metal; Hot-rolled steel bars; Drawn and polished metal bars; Bright steel bars; Peeled metal bars; Buckles of common metal [hardware]; Grids of metal; Shuttering of metal for concrete; Chains of metal; Non-electric cables of metal; Metal hardware; Pillars of metal for buildings; Chill-molds [foundry]; Minting rods; Flashing of metal for building; Metal roofing; Steel buildings; Buildings of metal; Transportable buildings of metal; Iron, unwrought or semi-wrought; Wire of common metal alloys, except fuse wire; Wire; Cast iron, unwrought or semi-wrought; Sheets and plates of metal; Slabs of metal for building; Alloys of common metal; Steel alloys; Ingots of common metal; Iron slabs; Metal building materials; Common metals, unwrought or semi-wrought; Ores of metal; Hoop steel; Steel poles; Posts of metal; Palings of metal; Balls of steel; Metal floors; Anchorage plates of metal; Metal doors; Junctions of metal for pipes; Bars for metal railings; Metal ladders; Foundry molds [moulds] of metal; Framework of metal for building; Metal beams; Pipes and tubes of metal; Billets of steel; Ribbed bars of metal; Rewound rolls of metal; Drawn pieces of metal in the form of bars and rolls; Smooth and ribbed wire rods of steel for electro-welded wire mesh; Electro-welded wire mesh of metal; Spacers and latticework of metal; Pre-shaped rounds of metal; Mechanical joints of metal; Cage assemblies of steel; Pre-processed girders of metal; Gratings of metal; Fences of metal; Facade facings of metal; Laminates and profiles of metal; Metalwork; Round rods for reinforced concrete.