| HS Codes | Unit Code | Unit | Descriptions in Chinese | Descriptions in English |
|---|---|---|---|---|
| 72071100 | 9 | 千克 | 矩形截面半制普通钢铁，宽＜两倍厚，C＜0.25% | Semi-fin prod,iron/nas,rect/sq cross-sect,〈0.25% C,wid l/t 2X thk |
| 72071200 | 9 | 千克 | 其他矩形截面的半制普通钢铁，C＜0.25％ | Semi-fin prod,iron/n-al steel,rect/ sq cross sect,〈0.25% carbon |
| 72071900 | 9 | 千克 | 其他普通钢铁的半制成品，C＜0.25％ | Semi-fin prod,iron/non-alloy steel, ＜0.25% carbon, nes |
| 72072000 | 9 | 千克 | 普通钢铁的半制成品，C≥0.25％ | Semi-fin prod, i/non-alloy steel, with carbon content〉0.25% |
