| 7210.41.00 | 00 | Corrugated | kg | Free | | 21.5% |
| 7227.20.00 | | Of silico-manganese steel | | Free | | 10% |
| 7228.20 | | Bars and rods, of silico-manganese steel: | | | | |
| 7229.20.00 | | Of silico-manganese steel | | Free | | 33% |
| 7229.20.00 | 10 | Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding: | | | | |
| 7304.11.00 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7304.22.00 | | Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: | | | | |
| 7304.39.00 | 16 | Galvanized, having an outside diameter not exceeding 114.3 mm | kg | | | |
| 7305.11 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7305.20 | | Casing of a kind used in drilling for oil or gas: | | | | |
| 7306.11.00 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7306.21 | | Casing and tubing of a kind used in drilling for oil or gas: | | | | |
| 7306.30.50 | 85 | Galvanized | kg | | | |
| 7306.30.50 | 25 | Galvanized: | | | | |
| 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: | | | | |
| 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 | | Containers for compressed or liquefied gas, of iron or steel | | Free | | 25% |
| 7312.10.30 | 65 | Galvanized: | | | | |
| 7312.10.90 | 30 | Galvanized: | | | | |
| 7317.00 | | Nails, tacks, drawing pins, corrugated nails, staples (other than those of heading 8305) and similar articles, of iron or steel, whether or not with heads of other material, but excluding such articles with heads of copper: | | | | |
| 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 | 02 | Galvanized | kg | | | |
| 7317.00.55 | 05 | Galvanized | kg | | | |
| 7317.00.55 | 30 | Galvanized | kg | | | |
