67: Iron and steel

671: Pig iron, spiegeleisen, sponge iron, iron or steel 672: Ingots and other primary forms, of iron or steel 673: Iron and steel bars, rods, angles, shapes & sections 674: Universals, plates and sheets, of iron or steel 675: Hoop & strip, of iron/steel, hot-rolled/cold-rolled 676: Rails and railway track construction material 677: Iron/steel wire, wheth/not coated, but not insulated 678: Tubes, pipes and fittings, of iron or steel 679: Iron & steel castings, forgings & stampings; rough 67: Iron and steel