55S2GF
For the manufacture of special-purpose springs, springs of vehicles.
For the manufacture of special-purpose springs, springs of vehicles.
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % |
|---|---|---|---|---|---|---|---|---|---|---|
| Standard | Fe, % | Si, % | Mn, % | Cr, % | Cu, % | Ni, % | V, % | P, % | C, % | S, % |
| GOST 14959-79 | 95.18–96.93 | 1.5–2 | 0.95–1.25 | < 0.3 | < 0.2 | < 0.25 | 0.1–0.15 | < 0.035 | 0.52–0.6 | < 0.035 |
| Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U} |
\sigma_{P} |
\psi |
d5, % | Treatment |
|---|---|---|---|---|---|---|---|---|---|
| Rolling | Standard | Size, mm | Tension | Classifiers | \sigma _{U}, MPa | \sigma_{P}, MPa | \psi, % | d5, % | Treatment |
| Rod | GOST 14959-79 | < 80 | 1570 | 1373 | 25 | 6 | Tempering 870 ° C, oil, leave 470 ° C |
| Rolling | Standard | Classifiers | Value, HBW |
|---|---|---|---|
| Rolling | Standard | Classifiers | Value, HBW |
| Hire | GOST 14959-79 | raw | 302 |
| Hire | GOST 14959-79 | heat-treated | 269 |
| Standard | Description |
|---|---|
| Standard | Description |
| GOST 14959-79 |