7304.29.20 | 30 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.20 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.20 | 50 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.20 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.31 | 10 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.31 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.31 | 30 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.31 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.31 | 50 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.31 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.31 | | Of other alloy steel: | | | | |
7304.29.41 | 10 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.41 | 20 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.41 | 30 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.41 | 40 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.41 | 50 | Having a wall thickness less than 12.7 mm | kg | | | |
7304.29.41 | 60 | Having a wall thickness of 12.7 mm or more | kg | | | |
7304.29.50 | | Of iron or nonalloy steel | | Free | | 25% |
7304.29.50 | 15 | Having a wall thickness not exceeding 9.5 mm | kg | | | |
7304.29.50 | 30 | Having a wall thickness exceeding 9.5 mm | kg | | | |
7304.29.61 | | Of other alloy steel | | Free | | 35% |
7304.29.61 | 15 | Having a wall thickness not exceeding 9.5 mm | kg | | | |
7304.29.61 | 30 | Having a wall thickness exceeding 9.5 mm | kg | | | |
7304.31 | | Other, of circular cross section, of iron or nonalloy steel: | | | | |
7304.39.00 | 24 | Having a wall thickness less than 6.4 mm | kg | | | |