GB/T 35840.4
GB/T 35840.4 (Steels for plastic mould - Part 4: Pre-hardening steel plate)· GB (China) · 8 materials
| Designation | Material group | |
|---|---|---|
| 1Ni3MnCuMoAl | Tool steels | chevron_right |
| 2CrNiMoMnV | Tool steels | chevron_right |
| 3Cr2MnNiMo | Tool steels | chevron_right |
| 3Cr2Mo | Structural and constructional steels | chevron_right |
| 3Cr2Mo | Tool steels | chevron_right |
| 4Cr2Mn1Mo | Structural and constructional steels | chevron_right |
| 4Cr2Mn1MoS | Tool steels | chevron_right |
| 4Cr2MnNiMo | Structural and constructional steels | chevron_right |