采用超声波探伤仪对210mmA517GrQ Modified 级钢焊接接头进行探伤。两种焊接接头的热输入分别为15 kJ/cm和25 kJ/cm。两种热输入的焊接接头探伤结果均为1级。
The welded joints of 210mm A517GrQ Modified steel were detected by ultrasonic flaw detector. The heat input of the two welded joints is 15 kJ/cm and 25 kJ/cm, respectively. The flaw detection results of welded joints with two heat inputs are grade 1.