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

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/4568460/figures/4568460.fig.0016a.svgz" name="4568460.fig.0016a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Bending fatigue test</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/4568460/figures/4568460.fig.0016b.svgz" name="4568460.fig.0016b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Tensile-bending fatigue test</td></tr></table>

<div>Hardness of two groups of specimens.</div>

Shock and Vibration

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Figure 16

Figure 16: Research on Fatigue Damage of Compressor Blade Steel KMN-I Using Nonlinear Ultrasonic Testing 