| 7304.49.00 | 45 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters | kg | | | |
| 7304.51.10 | 00 | Suitable for use in the manufacture of ball or roller bearings | kg | Free | | 34% |
| 7304.51.50 | 15 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters: | | | | |
| 7304.59.10 | 00 | Suitable for use in the manufacture of ball or roller bearings | kg | Free | | 34% |
| 7304.59.20 | | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters | | Free | | 35% |
| 7306.30.50 | 10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn | kg | | | |
| 7306.30.50 | 28 | Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit | kg | | | |
| 7306.40.50 | 15 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn | kg | | | |
| 7306.50.50 | 10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn | kg | | | |
| 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: | | | | |
| 7308.40.00 | 00 | Equipment for scaffolding, shuttering, propping or pit- propping | kg | Free | | 45% |
| 7308.90.95 | 30 | Sheet-metal roofing, siding, flooring and roof drainage equipment | kg | | | |
| 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: | | | | |
| 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 | Fourdrinier wires, seamed or not seamed, suitable for use in papermaking machines: | | | | |
| 7314.14.30 | 00 | Fourdrinier wires, seamed or not seamed, suitable for use in papermaking machines: | | | | |
| 7317.00.20 | 00 | Other, suitable for use in powder-actuated handtools: | | | | |
| 7320.10.30 | 00 | Suitable for motor vehicle suspension: | | | | |
| 7320.20.10 | 00 | Suitable for motor-vehicle suspension | 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 | | | |
| 7321.12.00 | 00 | For liquid fuel | No. | Free | | 45% |
| 7321.82 | | For liquid fuel: | | | | |
| 7323.91.50 | 20 | Bakeware (cookware not suitable for stove top use) | X | | | |
