Cold-rolled coil classification can also be called cold-rolled coil and cold-rolled coil in the industry. The origin of these names is because of the classification of cold-rolled products. cold-rolled coil classifications are divided into two main categories: cold rolled sheets can be called cold rolled coils and cold rolled sheets.
| Proof strength Rp0.2 (MPa) | Tensile strength Rm (MPa) | Impact energy KV (J) | Elongation at fracture A(%) | Reduction in cross section on fracture Z(%) | As-Heat-Treated Condition | Brinell hardness (HBW) |
|---|---|---|---|---|---|---|
| 797 (≥) | 464 (≥) | 12 | 11 | 13 | Solution and Aging, Annealing, Ausaging, Q+T,etc | 322 |



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