The work requirement,composition and usage method of roll eddy current detector were introduced.By using the detector,the crapped roll and wearing roll can be decreased.

• 介绍了轧辊涡流检测仪的工作要求、设备组成和使用方法,指出对轧辊进行涡流检测可防止爆辊,减少轧辊磨削量。