An online combined NDT technology is introduced, which composed of electromagnetic identification of materials, eddy current and magnetic flux leakage testing and ultrasonic measurements.
在此基础上介绍一种由电磁分钢、涡流探伤、漏磁探伤及超声测量组成的钢管在线组合检测技术及其应用结果。
Electromagnetic testing and ultrasonic testing are the main points for materials hardness, hardness depth, crystallite size, limiting intensity etc.
对材料硬度、硬化层深度、晶粒大小、极限强度等主要采用电磁检测和超声检测。
It is pointed out that the research, development and popularization of electromagnetic ultrasonic testing and ultrasonic detection of leakage in steam pipelines should be carried out.
阐述了我国电站锅炉管道无损检测自动化技术的发展趋势，提出应积极研究、开发和推广电磁超声技术和蒸汽管道泄漏超声检测技术。
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