| 7304.29.20 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.20 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.20 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.31 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.31 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.31 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.31 | | Threaded or coupled | | Free | | 28% |
| 7304.29.41 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.41 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.41 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.39.00 | 72 | Having a wall thickness of 19 mm or more | kg | | | |
| 7304.39.00 | 80 | Having a wall thickness of 19 mm or more | kg | | | |
| 7304.39.00 | 56 | Having a wall thickness of 19 mm or more | kg | | | |
| 7304.39.00 | 44 | Having a wall thickness of 19 mm or more | kg | | | |
| 7304.59.80 | 70 | Having a wall thickness of 19 mm or more | kg | | | |
| 7304.59.80 | 55 | Having a wall thickness of 19 mm or more | kg | | | |
| 7304.59.80 | 40 | Having a wall thickness of 19 mm or more | kg | | | |
| 7305.20.20 | 00 | Threaded or coupled | kg | Free | | 20% |
| 7305.20.60 | 00 | Threaded or coupled | kg | Free | | 28% |
| 7306.21.30 | 00 | Threaded or coupled | kg | Free | | 28% |
| 7306.29.10 | | Threaded or coupled | | Free | | 20% |
| 7306.29.31 | 00 | Threaded or coupled | kg | Free | | 28% |
| 7306.30.50 | 85 | Galvanized | kg | | | |
| 7306.40.50 | | Having a wall thickness of 1.65 mm or more | | Free | | 11% |
| 7307.11.00 | 30 | For threaded pipe | kg | | | |
