6 Railway material of metal, namely, metallic materials for railway tracks, materials of metal for railway construction, metal railway crossovers; sleepers of metal, namely, railway sleepers; goods of common metal and their alloys for building or goods of common metal and their alloys, namely, prestressing and reinforcing steel, anchoring and connecting elements in the nature of metal fastening anchors, structural joint connectors of metal, pre-stressing steel for concrete ties, rail fasteners in the nature of railroad ties of metal; buildings, transportable, of metal; cables and wires of metal, non-electric; ironmongery, namely, iron ores, iron, unwrought or semi-wrought, cast iron, pig iron; small items of metal hardware, namely, springs, washers, metal brackets for general use, camping springs for railway fastenings; pipes and tubes of metal; tubbing of metal; beams of metal; ingots of common metal; building materials in the form of metal sheets; cotter pins of metal; reinforcing materials, of metal, for concrete; metal fibers in the nature of metal reinforcing for concrete and pre-stressing materials for concrete in the nature of steel rebars, rods, and mesh used for strengthening and reinforcing concrete structures; shuttering of metal in the nature of metal formwork materials for concrete in the nature of formwork for holding steel rebars, rods, and mesh used for strengthening and forming reinforcing concrete structures; sheets and plates of metal in the nature of steel plates; wire rope; brackets of metal for building; railway sleepers of metal; railway points of metal; metal rail connectors in the nature of railroad ties of metal; latticework of metal; metal staples for construction or industrial use; poles of metal for electric power lines, namely, power line pylons of metal, pylons of metal; cable junction sleeves of metal; nuts of metal; nails of metal being metal fasteners; metal lintel; posts of metal; drain pipes of metal; eye bolts; steel buildings in the nature of transportable buildings of metal; hardware pins of metal; posts of metal for power lines; metal shims