| 7305.90.10 | 00 | Of iron or nonalloy steel | kg | Free | | 5.5% |
| 7305.90.50 | 00 | Of alloy steel | kg | Free | | 10% |
| 7306.19.10 | | Of iron or nonalloy steel | | Free | | 5.5% |
| 7306.19.51 | | Of alloy steel | | Free | | 10% |
| 7306.29.10 | | Of iron or nonalloy steel: | | | | |
| 7306.29.60 | | Of iron or nonalloy steel | | Free | | 5.5% |
| 7306.30 | | Other, welded, of circular cross section, of iron or nonalloy steel: | | | | |
| 7306.30.10 | 00 | Having a wall thickness of less than 1.65 mm | kg | Free | | 25% |
| 7306.30.30 | 00 | Having a wall thickness of 1.65 mm or more: | | | | |
| 7306.30.30 | 00 | Tapered steel pipes and tubes principally used as parts of illuminating articles | kg | Free | | 45% |
| 7306.30.50 | 20 | Other, cold-rolled (cold-reduced) with a wall thickness not exceeding 2.54 mm | kg | | | |
| 7306.30.50 | 25 | Galvanized: | | | | |
| 7306.30.50 | 28 | Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit | kg | | | |
| 7306.30.50 | 85 | Galvanized | kg | | | |
| 7306.40.10 | | Having a wall thickness of less than 1.65 mm | | Free | | 36% |
| 7306.40.50 | | Having a wall thickness of 1.65 mm or more | | Free | | 11% |
| 7306.40.50 | 05 | Of high-nickel alloy steel | kg | | | |
| 7306.50 | | Other, welded, of circular cross section, of other alloy steel: | | | | |
| 7306.50.10 | 00 | Having a wall thickness of less than 1.65 mm | kg | Free | | 35% |
| 7306.50.30 | 00 | Having a wall thickness of 1.65 mm or more: | | | | |
| 7306.50.30 | 00 | Tapered pipes and tubes of steel principally used as parts of illuminating articles | kg | Free | | 45% |
| 7306.61.10 | 00 | Having a wall thickness of 4 mm or more: | | | | |
| 7306.61.10 | 00 | Of iron or nonalloy steel | kg | Free | | 1% |
| 7306.61.30 | 00 | Of alloy steel | kg | Free | | 28% |
| 7306.61.50 | 00 | Having a wall thickness of less than 4 mm: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
