| 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 | | | |
| 7304.23 | | 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 | | | |
| 7304.24 | | Other of stainless steel: | | | | |
| 7304.24.30 | 30 | Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: | | | | |
| 7304.24.30 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.24.40 | | Other | | Free | | 8.5% |
| 7304.24.40 | 30 | Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: | | | | |
| 7304.24.40 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.24.60 | 15 | Having an outside diameter not exceeding 114.3 mm: | | | | |
| 7304.24.60 | 15 | Having a wall thickness not exceeding 9.5 mm | kg | | | |
| 7304.24.60 | 60 | Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm | kg | | | |
| 7304.29 | | Other: | | | | |
| 7304.29.10 | 30 | Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: | | | | |
| 7304.29.10 | 50 | Having an outside diameter exceed 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.20 | | Other | | Free | | 1% |
| 7304.29.20 | 30 | Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: | | | | |
| 7304.29.20 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.31 | 30 | Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: | | | | |
| 7304.29.31 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.31 | | Of other alloy steel: | | | | |
| 7304.29.41 | | Other | | Free | | 8.5% |
| 7304.29.41 | 30 | Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm: | | | | |