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

Table 2

Chemical composition of KMN-I (wt.%).

C	Mn	Si	Mo	Cr	P	S
0.13–0.18	0.5–0.8	0.17–0.37	0.9–1.1	2.2–2.5	⩽0.030	⩽0.030