EN24 nickel-chromium-molybdenum steel
EN24 / 817M40High-tensile alloy steel for heavily loaded shafts, gears and other demanding engineering components.
Composition
| Element / constituent | Composition |
|---|---|
| Carbon C | 0.35–0.45 % by mass |
| Silicon Si | 0.10–0.35 % by mass |
| Manganese Mn | 0.45–0.70 % by mass |
| Chromium Cr | 0.90–1.40 % by mass |
| Nickel Ni | 1.30–1.80 % by mass |
| Molybdenum Mo | 0.20–0.35 % by mass |
| Phosphorus P | ≤ 0.04 % by mass |
| Sulphur S | ≤ 0.04 % by mass |
Material properties
- Combines strength, ductility, wear resistance and shock resistance.
- Nickel, chromium and molybdenum contribute to through-hardening capability.