| 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: | | | | |
| 7308.10.00 | 00 | Bridges and bridge sections | kg | Free | | 45% |
| 7308.20.00 | 00 | Towers and lattice masts | kg | Free | | 45% |
| 7308.30 | | Doors, windows and their frames and thresholds for doors: | | | | |
| 7308.30.10 | 00 | Of stainless steel | kg | Free | | 35% |
| 7308.30.50 | | Other | | Free | | 25% |
| 7308.30.50 | 15 | Windows and their frames | kg | | | |
| 7308.30.50 | 25 | Thresholds for doors | kg | | | |
| 7308.30.50 | 50 | Other | kg | | | |
| 7308.40.00 | 00 | Equipment for scaffolding, shuttering, propping or pit- propping | kg | Free | | 45% |
| 7308.90 | | Other: | | | | |
| 7308.90.30 | 00 | Columns, pillars, posts, beams, girders and similar structural units: | | | | |
| 7308.90.30 | 00 | Not in part of alloy steel | kg | Free | | 20% |
| 7308.90.60 | 00 | Other | kg | Free | | 30% |
| 7308.90.70 | 00 | Other: | | | | |
| 7308.90.70 | 00 | Steel grating | kg | Free | | 45% |
| 7308.90.95 | | Other | | Free | | 45% |
| 7308.90.95 | 30 | Sheet-metal roofing, siding, flooring and roof drainage equipment | kg | | | |
| 7308.90.95 | 60 | Other: | | | | |
| 7308.90.95 | 60 | Architectural and ornamental work | kg | | | |
| 7308.90.95 | 90 | Other | kg | | | |
Harmonized Tariff Schedule of the United States inquiry: 3920590000
