Material datasheet
Density and Chemical Composition of Ст20 Steel
Reference values for Ст20: typical density used in mass estimates, indicative composition limits (mass %), and common naming equivalents. Always confirm against your supplier certificate.
Typical density (calculator)
7,850
kg/m³
International equivalents
- C22E / 1.1151
- SAE 1020
Chemical composition (reference, mass %)
| Element | Typical limits |
|---|---|
| C | 0.17–0.24 |
| Mn | 0.35–0.65 |
| Si | 0.17–0.37 |
| S | ≤0.04 |
| P | ≤0.035 |
| Cr | ≤0.25 |
| Ni | ≤0.3 |
| Cu | ≤0.3 |
| Fe | Balance |
Composition bands are simplified summaries for orientation; they are not a substitute for EN, ASTM, GOST, or mill limits on your order.