超声冲击改善P355NL1钢焊接接头腐蚀疲劳性能研究

王永祥, 何柏林, 李力

Improvement of Corrosion Fatigue Performance of P355NL1 Steel Welded Joint by Ultrasonic Impact

WANG Yongxiang, HE Bolin, LI Li

图3 焊接接头在6%NaCl溶液中未经超声冲击和经过超声冲击处理的极化曲线

Fig.3 Polarization curves of welded joints with and without ultrasonic impact treatment in 6%NaCl solution