| 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 | 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 | 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 | | | |
| 7304.24.30 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.24.30 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.24.40 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.24.40 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.24.60 | 60 | Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm | kg | | | |
| 7304.24.60 | 75 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.29.10 | 50 | Having an outside diameter exceed 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.10 | 80 | Having an outside diameter exceed 406.4 mm | kg | | | |
| 7304.29.20 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.20 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.29.31 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.31 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.29.41 | 50 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7304.29.41 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.29.50 | 60 | Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm | kg | | | |
| 7304.29.50 | 75 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.29.61 | 60 | Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm | kg | | | |
| 7304.29.61 | 75 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.39.00 | 28 | Having a wall thickness of 6.4 mm or more but not exceeding 12.7 mm | kg | | | |
