GOST 1071
GOST 1071 (Heat-treated steel spring wire. Specifications)· GOST (Russia) · 5 materials
| Designation | Alternative designation | Material group | |
|---|---|---|---|
| 51HFA | 51ХФА | Structural and constructional steels | chevron_right |
| 65GA | 65ГА | Structural and constructional steels | chevron_right |
| 68A | 68А | Structural and constructional steels | chevron_right |
| 68GA | 68ГА | Structural and constructional steels | chevron_right |
| 70HGFA | 70ХГФА | Structural and constructional steels | chevron_right |