| 7304.59.80 | 80 | Having an outside diameter exceeding 406.4 mm | kg | | | |
| 7304.59.80 | 45 | Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm: | | | | |
| 7304.59.80 | 30 | Having an outside diameter exceeding 114.3 mm but less than 190.5 mm: | | | | |
| 7304.59.80 | 60 | Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm: | | | | |
| 7305 | | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross sections, the external diameter of which exceeds 406.4 mm, of iron or steel: | | | | |
| 7305.11.10 | 30 | With an external diameter exceeding 406.4 mm but not exceeding 609.6 mm | kg | | | |
| 7305.11.10 | 60 | With an external diameter exceeding 609.6 mm | kg | | | |
| 7305.12.10 | 30 | With an external diameter exceeding 406.4 mm but not exceeding 609.6 mm | kg | | | |
| 7305.12.10 | 60 | With an external diameter exceeding 609.6 mm | kg | | | |
| 7305.19.10 | 30 | With an external diameter exceeding 406.4 mm but not exceeding 609.6 mm | kg | | | |
| 7305.19.10 | 60 | With an external diameter exceeding 609.6 mm | kg | | | |
| 7306.30.50 | 85 | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm: | | | | |
| 7306.40.10 | 10 | Containing more than 0.5 percent by weight of nickel: | | | | |
| 7306.40.50 | 40 | Containing more than 0.5 percent but less than 24 percent by weight of nickel | kg | | | |
| 7306.40.50 | 62 | Containing more than 0.5 percent but less than 24 percent by weight of nickel: | | | | |
| 7306.40.50 | 85 | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm: | | | | |
| 7306.40.50 | 85 | Containing more than 0.5 percent but less than 24 percent by weight of nickel | kg | | | |
| 7306.50.50 | 70 | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm | kg | | | |
| 7307.91.50 | 10 | With an inside diameter of less than 360 mm: | | | | |
| 7307.91.50 | 50 | With an inside diameter of 360 mm or more: | | | | |
| 7307.93.30 | | With an inside diameter of less than 360 mm: | | | | |
| 7307.93.90 | | With an inside diameter of 360 mm or more | | 4.3% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 45% |
| 7308 | | Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel: | | | | |
| 7309.00.00 | | Reservoirs, tanks, vats and similar containers for any material (other than compressed or liquefied gas), of iron or steel, of a capacity exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment | | Free | | 45% |
| 7310 | | Tanks, casks, drums, cans, boxes and similar containers, for any material (other than compressed or liquefied gas), of iron or steel, of a capacity not exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
