Se-75 Υ射线源在小径薄壁管焊口探伤中的应用

Application of Se-75 Υ-ray source in crater fault detection of small-diameter and thin-walled tube

针对检验设备选择,及Se-75射线源特性、工艺方法与辐射防护进行技术分析。阐述了Se-75Υ源在某电厂高温再热器的小径薄壁管焊口探伤中的应用。

In accordance with the technical analysis of selection of testing equipment,features of Υ-ray source,technique and protection,this paper expounds the application of Se-75 Υ-ray source in crater fault detection of a high temperature reheater s small-diameter and thin-walled tube.