Table 2.
AE parameters | Fatigue source crack initiation | Fatigue crack propagation | Fatigue fracture |
---|---|---|---|
Amplitude (dB) | 55 | 75 | 90 |
Energy (mv.s) | 125 | 245 | 482 |
Count | 157 | 263 | 507 |
Rise time (μs) | 373 | 605 | 1,120 |
Duration (μs) | 3,221 | 3,576 | 661 |
AE parameters | Fatigue source crack initiation | Fatigue crack propagation | Fatigue fracture |
---|---|---|---|
Amplitude (dB) | 55 | 75 | 90 |
Energy (mv.s) | 125 | 245 | 482 |
Count | 157 | 263 | 507 |
Rise time (μs) | 373 | 605 | 1,120 |
Duration (μs) | 3,221 | 3,576 | 661 |