| 7217.30.45 | 50 | Containing by weight 0.25 percent or more but less than 0.6 percent of carbon | kg | | | |
| 7217.30.45 | 60 | Containing by weight 0.6 percent or more of carbon | kg | | | |
| 7217.30.45 | 11 | Containing by weight less than 0.25 percent of carbon | kg | | | |
| 7217.30.45 | 20 | Containing by weight 0.25 percent or more but less than 0.6 percent or carbon | kg | | | |
| 7217.30.45 | 30 | Containing by weight 0.6 percent or more of carbon | kg | | | |
| 7217.30.45 | 41 | Containing by weight less than 0.25 percent of carbon | kg | | | |
| 7217.30.60 | 00 | Containing by weight less than 0.25 percent of carbon | kg | Free | | 25% |
| 7217.90.50 | 30 | Containing by weight less than 0.25 percent of carbon | kg | | | |
| 7217.90.50 | 60 | Containing by weight 0.25 percent or more but less than 0.6 percent of carbon | kg | | | |
| 7217.90.50 | 90 | Containing by weight 0.6 percent or more of carbon | kg | | | |
| 7218.91.00 | | Of rectangular (other than square) cross-section | | Free | | 29% |
| 7222.11.00 | | Of circular cross-section | | Free | | 29% |
| 7224.90.00 | 65 | Of circular cross section | kg | | | |
| 7303.00.00 | | Tubes, pipes and hollow profiles, of cast iron | | Free | | 33% |
| 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 | 15 | Other, 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 | | | |
| 7307.11.00 | | Of nonmalleable cast iron | | 4.8% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 25% |
| 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% |
| 7315.11.00 | | Roller chain | | Free | | 40% |
| 7315.12.00 | | Other chain | | Free | | 40% |
| 7315.12.00 | 40 | Welded steel chain | kg | | | |
