GB 5220
GB 5220 (Valve spring wire)· GB (China) · 2 materials
| Designation | Material group | |
|---|---|---|
| 50CrV(A) | Structural and constructional steels | chevron_right |
| A23503 | Structural and constructional steels | chevron_right |
GB 5220 (Valve spring wire)· GB (China) · 2 materials
| Designation | Material group | |
|---|---|---|
| 50CrV(A) | Structural and constructional steels | chevron_right |
| A23503 | Structural and constructional steels | chevron_right |