State | Nitriding parameters | eN* (µm) | eC** (µm) | HVSurf. | R (MPa) | ||
qn (˚C) | t (h) | t (%) | |||||
T1 | 525 | 12 | 35 | 290 | 8 | 896 | ?350 |
T2 | 24 | 330 | 11 | 1092 | ?693 | ||
T3 | 36 | 360 | 15 | 930 | ?646 | ||
T4 | 48 | 410 | 15 | 853 | ?480 |