Steel alloys; chromium; molybdenum iron; magnesium; nickel; steel sheets; valves of metal, other than parts of machines; steel pipes; water-pipes of metal; steel wire; cable joints of metal, non-electric; screws of metal; fittings of metal for furniture; padlocks of metal, other than electronic; balls of steel; soldering wire of metal; anchors; weather- or wind-vanes of metal; tree protectors of metal; works of art of common metal; chrome ores