| 7302.40.00 | 00 | Fish-plates and sole plates | kg | Free | | 2% |
| 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 | | | |
| 7304.19.10 | 20 | Having an outside diameter not exceeding 114.3 mm | kg | | | |
| 7304.19.10 | 30 | Having an outside diameter exceeding 114.3 mm but less than 215.9 mm | kg | | | |
| 7304.19.10 | 45 | Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm: | | | | |
| 7304.19.10 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.19.50 | 20 | Having an outside diameter not exceeding 114.3 mm | kg | | | |
| 7304.19.50 | 50 | Having an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm | kg | | | |
| 7304.19.50 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.22.00 | | Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: | | | | |
| 7304.22.00 | | Drill pipe of stainless steel | | Free | | 35% |
| 7304.22.00 | 30 | Having an outside diameter not exceeding 168.3 mm: | | | | |
| 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 | | | |
| 7304.22.00 | 60 | Having an outside diameter exceeding 168.3 mm | kg | | | |
| 7304.23 | | Other drill pipe: | | | | |
| 7304.23.60 | 30 | Having an outside diameter not exceeding 168.3 mm: | | | | |
| 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 | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
