GB/T 35840.2
GB/T 35840.2 (Steels for plastic mould-Part 2: Pre-hardening steel bars)· GB (China) · 10 materials
| Designation | Material group | |
|---|---|---|
| 2CrNiMoMnV | Tool steels | chevron_right |
| 3Cr2MnNiMo | Tool steels | chevron_right |
| 3Cr2Mo | Structural and constructional steels | chevron_right |
| 3Cr2Mo | Tool steels | chevron_right |
| 4Cr2Mn1MoS | Tool steels | chevron_right |
| T25303 | Structural and constructional steels | chevron_right |
| T25303 | Tool steels | chevron_right |
| T25344 | Tool steels | chevron_right |
| T25512 | Tool steels | chevron_right |
| T25553 | Tool steels | chevron_right |