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本文阐述采用分割式双晶斜探头对小口径管子对接焊缝进行超声波探伤的方法,及对超声波探伤工艺所作的相应技术改进,在实际应用中,都取得了比较令人满意的检测效果。
In this paper, the method of ultrasonic flaw detection of small-diameter pipe butt weld by split double-crystal oblique probe and the corresponding technical improvement of ultrasonic flaw detection are described. In practical application, satisfactory test results have been achieved.