Low-alloy case-hardening steel with an excellent balance of strength and toughness. Widely used for gears, shafts, and automotive components requiring high surface wear resistance.
| Element | Content (%) |
|---|---|
| Carbon (C) | 0.14 – 0.19 |
| Silicon (Si) | 0.40 max |
| Manganese (Mn) | 1.00 – 1.30 |
| Chromium (Cr) | 0.80 – 1.10 |
| Phosphorus (P) | 0.025 max |
| Sulphur (S) | 0.035 max |
Typical core properties after blank hardening
800 – 1100 MPa
600 MPa (min)
9 - 14 %
207 HB (Annealed max)
General guidelines for processing and heat treatment
Common industrial applications for 16MnCr5 case-hardening steel
Transmission gears in automotive and machinery requiring a hard surface and tough core.
High-stress shafts requiring excellent surface wear resistance.
Components needing protection against abrasion and heavy loads.