Experimental Study on Lateral Resolution of Phased Array Ultrasonic Testing of Irregular Structure Weld Defects

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">C Scanning</td><td class="align_center" colspan="2">Simulation</td><td class="align_center" colspan="2">Test</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">−6 dB</td><td class="align_center">NO.1</td><td class="align_center">NO.2</td><td class="align_center">NO.1</td><td class="align_center">NO.2</td></tr><tr><td class="align_left">Defect fixed length</td><td class="align_center">9.09 mm</td><td class="align_center">8.85 mm</td><td class="align_center">9.21 mm</td><td class="align_center">9.02 mm</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Comparison of fixed length of defects between horizontal through holes 1 and 2.</div>

Shock and Vibration

tab4

Table 4

Table 4: Experimental Study on Lateral Resolution of Phased Array Ultrasonic Testing of Irregular Structure Weld Defects 