The Common Defects and Noise of Eddy Current Testing of Main Studs of Reactor Pressure Vessel in Nuclear Power Plant

This paper mainly introduces the eddy current testing method of the main studs of reactor pressure vessel in nuclear power plant,and the common defects in the porcess of testing are described,and forming reason of the noise generated in the pocess of testing and how to restrain are briefly analyzed, which can be consulted by peers.