Based on the simulation analysis of plural cracks, the theoretical basis of flaw in screw detected by alternative magnetic flux leakage testing method was established, the detection was decomposed to four phases and the signal characteristics of each stag
Based on the simulation analysis of plural cracks, the theoretical basis of flaw in screw detected by alternative magnetic flux leakage testing method was established, the detection was decomposed to four phases and the signal characteristics of each stag
摘要在参考国内外对相邻缺陷漏磁信号进行仿真分析的基础上，建立了螺纹中缺陷检测的理论基础。