小径管焊接接头伽玛射线检测专用工装设计与应用

Design and Application of Special Gamma Ray Testing Tool for Butt Joint of Small Diameter Tube

摘要: 常用小径管焊接接头伽玛射线检测过程中, 射线源存在着固定不方便、不牢靠, 安装后稳定性不好等问题, 设计出小径管焊接接头伽玛射线检测专用工装并应用于工程实践。结果表明, 该工装可快捷、准确、稳固地固定射线源并能保持合适焦距, 提高了工作效率及工作安全性。

Abstract: The fix of gamma ray source in the process of radiographic testing of commonly used small butt joint has disadvantages. Through analysis and research, a specialized tool set was designed for the gamma radiation detection of small tube butt joint, which solved the problem of how to fix the ray source in a fast, accurate, stable manner and to maintain appropriate focus, thus improving the work efficiency and work safety.