大径管对接环焊缝单侧单面超声波探伤

Uitrasonic Detection for Flaws on Individual Surfaces of Square Groove Welds of Large Diameter Sockets

介绍了大径管对接环焊缝的单侧单面超声波探伤方法 ,分析了各种干扰波和缺陷回波的特点 ,指出区分缺陷回波与干扰波的方法。

Ultrasonic detection for flaws on individual surfaces of square groove welds of large diameter sockets is presented.Various disturbance waves and defective echoes are analyzed and compared,and the distinctions between them are pointed out as well.