| 7306.29.31 | 00 | Threaded or coupled | kg | Free | | 28% |
| 7307.11.00 | 30 | For threaded pipe | kg | | | |
| 7307.19.30 | 60 | Threaded | kg | | | |
| 7307.19.90 | 60 | Threaded | kg | | | |
| 7307.22 | | Threaded elbows, bends and sleeves: | | | | |
| 7307.92 | | Threaded elbows, bends and sleeves: | | | | |
| 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: | | | | |
| 7311.00.00 | 30 | Certified prior to exportation to have been made in accordance with the safety requirements of sections 178.36 through 178.68 of title 49 CFR or under a specific exemption to those requirements: | | | | |
| 7312.10.05 | 00 | Fitted with fittings or made up into articles | kg | Free | | 45% |
| 7312.10.20 | 00 | Fitted with fittings or made up into articles | kg | Free | | 45% |
| 7312.10.50 | 00 | Fitted with fittings or made up into articles | kg | Free | | 45% |
| 7312.10.70 | 00 | Fitted with fittings or made up into articles | kg | Free | | 45% |
| 7317.00.20 | 00 | Not threaded | kg | Free | | 1.5￠/kg |
| 7317.00.30 | 00 | Threaded | kg | Free | | 45% |
| 7317.00.55 | | Made of round wire | | Free | | 3.5% |
| 7318.11.00 | 00 | Threaded articles: | | | | |
| 7318.15.50 | 50 | Continuously threaded rod | kg | | | |
| 7318.21.00 | | Non-threaded articles: | | | | |
| 7412.20.00 | 25 | Threaded: | | | | |
| 7412.20.00 | 65 | Threaded: | | | | |
| 7413.00.10 | 00 | Not fitted with fittings and not made up into articles: | | | | |
| 7413.00.90 | 00 | Fitted with fittings or made up into articles | kg | 3% | Free (A*,AU,B,BH, C,CA,CL,E,IL,J, JO,MA,MX, P,SG) | 45% |
| 7415.21.00 | 00 | Other articles, not threaded: | | | | |
| 7415.33 | | Other threaded articles: | | | | |
| 7610 | | Aluminum structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge-sections, towers, lattice masts, roofs, roofingframeworks, doors and windows and their frames and thresholds for doors, balustrades, pillars and columns); aluminum plates, rods, profiles, tubes and the like, prepared for use in structures: | | | | |
