| Harmonized Tariff Schedule | ||||||
|---|---|---|---|---|---|---|
| HTS No | Stat Suffix | Description | Unit of Quantity | Rates of Duty | ||
| 1 | 2 | |||||
| General | Special | |||||
| 7304.39.00 | 72 | Having a wall thickness of 19 mm or more | kg | |||
| 7304.39.00 | 76 | Having an outside diameter exceeding 406.4 mm: | ||||
| 7304.39.00 | 76 | Having a wall thickness less than 19 mm | kg | |||
| 7304.39.00 | 80 | Having a wall thickness of 19 mm or more | kg | |||