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.005a.svgz" name="4568460.fig.005a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Phase velocity dispersion curve</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2017/4568460/figures/4568460.fig.005b.svgz" name="4568460.fig.005b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Group velocity dispersion curve</td></tr></table>

<div>Dispersion curve of the Lamb wave in the KMN-I specimen.</div>

Shock and Vibration

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Figure 5

Figure 5: Research on Fatigue Damage of Compressor Blade Steel KMN-I Using Nonlinear Ultrasonic Testing 