Table 9 Analysis of variance (ANOVA) results for different surface properties.
Factor | Sum of Squares (SS) | Mean Square (MS) | F value | Significance | |
|---|---|---|---|---|---|
Surface roughness/µm | ATT/℃ | 2.062 | 0.687 | 33.6 | Highly significant |
USF/Hz | 0.377 | 0.126 | 6.14 | Significant | |
JP/MPa | 0.181 | 0.060 | 2.95 | Not significant | |
Surface microhardness/HV | ATT/℃ | 1349.2 | 4516.4 | 33.19 | Highly significant |
USF/Hz | 606.9 | 202.3 | 1.49 | Not significant | |
JP/MPa | 1170.3 | 390.1 | 2.87 | Not significant | |
Surface residual stress/MPa | ATT/℃ | 63769.7 | 21256.6 | 63.3 | Highly significant |
USF/Hz | 1862.1 | 620.7 | 1.85 | Not significant | |
JP/MPa | 2000.3 | 666.8 | 1.99 | Not significant |
