GB/T 19530
GB/T 19530 (Hot-rolled wire rod for quenched and tempered springs)· GB (China) · 11 materials
| Designation | Material group | |
|---|---|---|
| 50CrV(A) | Structural and constructional steels | chevron_right |
| 55SiCr(A) | Structural and constructional steels | chevron_right |
| 60Si2Cr(A) | Structural and constructional steels | chevron_right |
| 60Si2CrV(A) | Structural and constructional steels | chevron_right |
| 60Si2MnA | Structural and constructional steels | chevron_right |
| 65Mn | Structural and constructional steels | chevron_right |
| 67CrVA | Structural and constructional steels | chevron_right |
| 70Mn | Structural and constructional steels | chevron_right |
| A23503 | Structural and constructional steels | chevron_right |
| U21652 | Structural and constructional steels | chevron_right |
| U21702 | Structural and constructional steels | chevron_right |