Discussion on the Surface Illumination of Nondestructive Testing and Reliability of Test Results

According to the international and domestic standards, the surface illumination of nondestructive testing are listed in the relevant requirements. In the daily operation, there are not related requirements for confirmation of the illumination in many factories in the actual surface nondestructive testing. Or there is no real effective control ,in spite of relevant documents. According to the present situation, illumination on detection results of reliability is discussed in this paper.