| 7306.30.30 | 00 | Tapered steel pipes and tubes principally used as parts of illuminating articles | kg | Free | | 45% |
| 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 | | | |
| 7306.30.50 | 35 | Tube and pipe hollows for redrawing | 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 | | | |
| 7306.50.30 | 00 | Tapered pipes and tubes of steel principally used as parts of illuminating articles | kg | Free | | 45% |
| 7306.50.50 | 10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn | kg | | | |
| 7307.19.30 | 40 | Grooved-end fittings (including grooved couplings) | kg | | | |
| 7307.19.90 | 40 | Grooved-end fittings (including grooved couplings) | kg | | | |
| 7307.21.10 | 00 | Not machined, not tooled and not otherwise processed after forging | kg | 3.3% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 34% |
| 7307.22 | | Threaded elbows, bends and sleeves: | | | | |
| 7307.91.10 | 00 | Not machined, not tooled and not otherwise processed after forging: | | | | |
| 7307.92 | | Threaded elbows, bends and sleeves: | | | | |
| 7307.93.30 | 10 | Not machined, not tooled and not otherwise processed after forging | kg | | | |
| 7307.93.90 | 10 | Not machined, not tooled and not otherwise processed after forging | kg | | | |
| 7307.99.10 | 00 | Not machined, not tooled and not otherwise processed after forging: | | | | |
| 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: | | | | |
| 7308.30.50 | 15 | Windows and their frames | kg | | | |
| 7308.90.30 | 00 | Columns, pillars, posts, beams, girders and similar structural units: | | | | |
| 7308.90.95 | 30 | Sheet-metal roofing, siding, flooring and roof drainage equipment | kg | | | |
| 7308.90.95 | 60 | Architectural and ornamental work | 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% |