| 721310 | 721310 - Iron or non-alloy steel; bars and rods, hot-rolled, in irregu |
| 721320 | 721320 - Iron or non-alloy steel; bars and rods, hot-rolled, in irregu |
| 721331 | 721331 - Hot rolled bar/rod, iron or non-alloy steel, coiled width <14 |
| 721339 | 721339 - Hot rolled bar/rod, iron or non-alloy steel, coiled, C<.25%, |
| 721341 | 721341 - Hot rolled bar/rod, iron or non-alloy steel, coiled w <14mm, |
| 721349 | 721349 - Hot rolled bar/rod, iron or non-alloy steel, coiled, C 0.25-0 |
| 721350 | 721350 - Bar/rod, iron or non-alloy steel, irregular coils, >0.6%C, ne |
| 721391 | 721391 - Iron or non-alloy steel; bars and rods, hot-rolled, in irregu |
| 721399 | 721399 - Iron or non-alloy steel; bars and rods, hot-rolled, in irregu |