Study on the automatic grading system for weldflaw on the radiogragh;
焊缝缺陷在线高温超声波检测的研究和应用基本上未见报道。
2
Weld structure may appear flaw, wear or damage when worked under the complex and rigorous condition for a long time, which eyen lead equipments into waster.
焊接结构在复杂和苛刻的条件下长期工作会出现裂纹、磨损或损坏，严重时甚至导致设备报废。
3
After the ultrasonic wave 100% inspecting repairing weld, nothing linear flaw is discovered and the quality is qualified.