| 7228.40.00 | 00 | Other bars and rods, not further worked than forged | kg | Free | | 28% |
| 7228.50 | | Other bars and rods, not further worked than cold- formed or cold-finished: | | | | |
| 7228.50.10 | 20 | With a maximum cross-sectional dimension of less than 18 mm: | | | | |
| 7228.50.10 | 20 | Of round or rectangular cross section with surfaces ground, milled or polished | kg | | | |
| 7228.50.10 | 60 | With a maximum cross-sectional dimension of 18 mm or more: | | | | |
| 7228.50.10 | 60 | Of round or rectangular cross section with surfaces ground, milled or polished | kg | | | |
| 7228.70.30 | | Hot-rolled, not drilled, not punched and not otherwise advanced | | Free | | 10% |
| 7228.70.30 | 10 | U, I, H and T sections | kg | | | |
| 7228.70.30 | 20 | With a maximum cross-sectional dimension of 76 mm or more: | | | | |
| 7228.70.30 | 60 | With a maximum cross-sectional dimension of less than 76 mm: | | | | |
| 7229.20.00 | 10 | Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding: | | | | |
| 7229.90.50 | | Round wire | | Free | | 33% |
| 7229.90.50 | 06 | With a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon and more than 0.3 percent of nickel or more than 0.08 percent of molybdenum, and suitable for electric arc welding: | | | | |
| 7229.90.50 | 31 | With a diameter of 1.0 mm or more but less than 1.5 mm | kg | | | |
| 7301 | | Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel: | | | | |
| 7302 | | Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails: | | | | |
| 7302.10.10 | 65 | Used: | | | | |
| 7302.10.50 | 40 | Used: | | | | |
| 7303.00.00 | | Tubes, pipes and hollow profiles, of cast iron | | Free | | 33% |
| 7303.00.00 | 60 | Pressure pipe with an inside diameter of less than 356 mm | kg | | | |
| 7304 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: | | | | |
| 7304.11.00 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7304.11.00 | 20 | Having an outside diameter not exceeding 114.3 mm | kg | | | |
| 7304.11.00 | 50 | Having an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm | kg | | | |
| 7304.11.00 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
