| 7304.24.30 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.30 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.40 | | Other | | Free | | 8.5% |
| 7304.24.40 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.40 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.40 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.24.60 | | Tubing | | Free | | 35% |
| 7304.29.10 | | Threaded or coupled | | Free | | 20% |
| 7304.29.10 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.10 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.10 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
| 7304.29.20 | | Other | | Free | | 1% |
| 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 | | Other | | Free | | 8.5% |
| 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 | | | |
| 7304.31.60 | | Other | | Free | | 25% |
| 7304.31.60 | 50 | Other | kg | | | |