| 7301.20.50 | 00 | Of alloy steel | kg | Free | | 28% |
| 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 | | Of iron or nonalloy steel | | Free | | 1% |
| 7302.10.50 | | Of alloy steel | | Free | | 9% |
| 7304.19.10 | | Of iron or nonalloy steel | | Free | | 25% |
| 7304.19.10 | 45 | Having a wall thickness less than 12.7 mm | kg | | | |
| 7304.19.10 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.19.50 | | Of other alloy steel | | Free | | 35% |
| 7304.22.00 | 30 | Having a wall thickness not exceeding 9.5 mm | kg | | | |
| 7304.22.00 | 45 | Having a wall thickness exceeding 9.5 mm | kg | | | |
| 7304.23.30 | 00 | Of iron or nonalloy steel | kg | Free | | 25% |
| 7304.23.60 | | Of alloy steel | | Free | | 35% |
| 7304.23.60 | 30 | Having a wall thickness not exceeding 9.5 mm | kg | | | |
| 7304.23.60 | 45 | Having a wall thickness exceeding 9.5 mm | kg | | | |
| 7304.24.30 | 10 | Having a wall thickness less than 12.7 mm | kg | | | |
| 7304.24.30 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.30 | 30 | Having a wall thickness less than 12.7 mm | kg | | | |
| 7304.24.30 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.30 | 50 | Having a wall thickness less than 12.7 mm | kg | | | |
| 7304.24.30 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.40 | 10 | Having a wall thickness less than 12.7 mm | kg | | | |
| 7304.24.40 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.40 | 30 | Having a wall thickness less than 12.7 mm | kg | | | |
| 7304.24.40 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.40 | 50 | Having a wall thickness less than 12.7 mm | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: gaming
