GB/T 45981.1
GB/T 45981.1 (Heavy casting and forging for heavy-duty gas turbine - Part 1: Steel open die forgings)· GB (China) · 9 materials
| Designation | Material group | |
|---|---|---|
| 13Cr10Mo1W1NiVNbN | Structural and constructional steels | chevron_right |
| 27Cr2Ni3MoV Grade I | Structural and constructional steels | chevron_right |
| 27Cr2Ni3MoV Grade II | Structural and constructional steels | chevron_right |
| 28Cr2Ni4MoV | Structural and constructional steels | chevron_right |
| 30Cr1Mo1V | Structural and constructional steels | chevron_right |
| 30Cr2Ni4MoV Grade I | Structural and constructional steels | chevron_right |
| 30Cr2Ni4MoV Grade II | Structural and constructional steels | chevron_right |
| 30Cr2NiMo1V | Structural and constructional steels | chevron_right |
| 32Cr2Ni4MoV | Structural and constructional steels | chevron_right |