Research on Fatigue Damage of Compressor Blade Steel KMN-I Using Nonlinear Ultrasonic Testing

<div>Relationship between hardness and nonlinearity parameter of KMN-I bending fatigue specimen.</div>

Shock and Vibration

Figure 17: Research on Fatigue Damage of Compressor Blade Steel KMN-I Using Nonlinear Ultrasonic Testing 