| 7306.50.50 | 50 | With an outside diameter not exceeding 114.3 mm | kg | | | |
| 7306.50.50 | 70 | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm | kg | | | |
| 7306.61.10 | 00 | Having a wall thickness of 4 mm or more: | | | | |
| 7306.61.50 | 00 | Having a wall thickness of less than 4 mm: | | | | |
| 7306.69.10 | 00 | Having a wall thickness of 4 mm or more: | | | | |
| 7306.69.50 | 00 | Having a wall thickness of less than 4 mm: | | | | |
| 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: | | | | |
| 7310.21.00 | 25 | Containers, of circular cross section, of a volume capacity between 11.4 liters and 26.6 liters, of a kind used for the conveyance of goods | No. | | | |
| 7310.29.00 | 25 | Containers, of circular cross section, of a volume capacity between 11.4 liters and 26.6 liters, of a kind used for the conveyance of goods | No. | | | |
| 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: | | | | |
| 7314.12.30 | 00 | With 94 or more wires to the lineal centimeter | m2 kg | Free | | 75% |
| 7314.14.30 | 00 | With 94 or more wires to the lineal centimeter | m2 kg | Free | | 75% |
| 7317.00.55 | 01 | Collated roofing nails with a length of 20.6 mm to 46.1 mm, a head diameter of 8.3 mm to 10.6 mm, a shank diameter of 2.5 mm to 3.2 mm, whether or not galvanized | kg | | | |
| 7317.00.55 | 19 | With a length of less than 25.4 mm and with a diameter of less than 1.65 mm | kg | | | |
| 7320.10.30 | 00 | To be used in motor vehicles having a G.V.W. not exceeding 4 metric tons | kg | 3.2% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 25% |
| 7320.20.50 | 10 | Suitable for use in mattress supports and mattresses of heading 9404 | kg | | | |
| 7320.90.50 | 10 | Suitable for use in mattress supports and mattresses of heading 9404 | kg | | | |
| 7401.00.00 | 00 | Copper mattes; cement copper (precipitated copper) | kg | Free | | 6% |
| 7402.00.00 | 00 | Unrefined copper; copper anodes for electrolytic refining | kg Cu kg | Free | | 6% |
| 7403 | | Refined copper and copper alloys, unwrought (other than master alloys of heading 7405): | | | | |
| 7403.11.00 | 00 | Refined copper: | | | | |
| 7403.11.00 | 00 | Cathodes and sections of cathodes | kg | 1% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 6% |
| 7403.12.00 | 00 | Wire bars | kg | 1% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 6% |
| 7403.13.00 | 00 | Billets | kg | 1% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 6% |
| 7403.19.00 | 00 | Other | kg | 1% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 6% |
