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

Table 1

Mechanical properties of KMN-I.

Rm (MPa)	Rp0.2 (MPa)	E (GPa)	ρ(kg/m^3)	HV (kgf·mm^−2)
1193	1072	205	7840	335