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| Coating | Microstructure | Microhardness (GPa) |
Maximum impact depth (nm;150 mN load) | Residual stress (GPa) | Weight gain, TG (%) after oxidation in air (0.5 h, 1000 °C) | DTA (μV;at 1000 °C) | |
|---|---|---|---|---|---|---|---|
| 25 °C | 500 °C | ||||||
| TiAl55CrSiYN | Nanocrystalline monolayer | 29.9+3.5 | 19.2+2.8 | 6155+359 | −0.490 | 0.015 | 27.96 |
| TiAl55CrSiYN/TiAlCrN | Nanocrystalline multilayer | 30.0+4.8 | 27.4+4.1 | 5901+207 | −0.520 | −0.020 | −41.74 |
