GB/T 34564.2
GB/T 34564.2 (Cold-work mould steel-Part 2 ： Flame quenchable steels)· GB (China) · 2 materials
| Designation | Material group | |
|---|---|---|
| 7CrSiMnMoV | Tool steels | chevron_right |
| T21357 | Tool steels | chevron_right |
GB/T 34564.2 (Cold-work mould steel-Part 2 ： Flame quenchable steels)· GB (China) · 2 materials
| Designation | Material group | |
|---|---|---|
| 7CrSiMnMoV | Tool steels | chevron_right |
| T21357 | Tool steels | chevron_right |