| 7222.20.00 | 75 | With a maximum cross-sectional dimension of 18 mm or more | kg | | | |
| 7222.40 | | Angles, shapes and sections: | | | | |
| 7222.40.30 | 25 | With a maximum cross-sectional dimension of 80 mm or more: | | | | |
| 7222.40.30 | 65 | With a maximum cross-sectional dimension of less than 80 mm: | | | | |
| 7224.90.00 | 65 | Of circular cross section | kg | | | |
| 7224.90.00 | 15 | Of rectangular (including square) cross section: | | | | |
| 7224.90.00 | 45 | Of rectangular (including square) cross section: | | | | |
| 7228 | | Other bars and rods of other alloy steel; angles, shapes and sections, of other alloy steel; hollow drill bars and rods, of alloy or non-alloy steel: | | | | |
| 7228.10.00 | 30 | With a maximum cross-sectional dimension of less than 18 mm | kg | | | |
| 7228.10.00 | 60 | With a maximum cross-sectional dimension of 18 mm or more | 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 | | | |
| 7228.50.10 | 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 | | | |
| 7228.70 | | Angles, shapes and sections: | | | | |
| 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: | | | | |
| 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: | | | | |
| 7301.20 | | Angles, shapes and sections: | | | | |
| 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: | | | | |
| 7304.31 | | Other, of circular cross section, of iron or nonalloy steel: | | | | |
| 7304.41 | | Other, of circular cross section, of stainless steel: | | | | |
| 7304.51 | | Other, of circular cross section, of other alloy steel: | | | | |
| 7305 | | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel: | | | | |
Harmonized Tariff Schedule of the United States inquiry: low〈=
