| 7304.51 | | Other, of circular cross section, of other alloy steel: | | | | |
| 7304.51 | | Cold-drawn or cold-rolled (cold-reduced): | | | | |
| 7304.51.10 | 00 | Suitable for use in the manufacture of ball or roller bearings | kg | Free | | 34% |
| 7304.51.50 | | Other | | Free | | 35% |
| 7304.51.50 | 05 | Of high-nickel alloy steel | kg | | | |
| 7304.51.50 | 15 | Other: | | | | |
| 7304.51.50 | 15 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters: | | | | |
| 7304.51.50 | 15 | Of heat-resisting steel | kg | | | |
| 7304.51.50 | 45 | Other | kg | | | |
| 7304.51.50 | 60 | Other | kg | | | |
