GB/T 41157.2
GB/T 41157.2 (Fasteners for nuclear power plants - Part 2: Nuts made of carbon steel and alloy steel)· GB (China) · 3 materials
| Designation | Material group | |
|---|---|---|
| 42CM | Structural and constructional steels | chevron_right |
| 42CrMo | Structural and constructional steels | chevron_right |
| 45 | Structural and constructional steels | chevron_right |