摘要
文章根据射线成像中小径管的焊口投影特点 ,分析了不同缺陷在不同部位的变化情况及其规律 。
According the features of radiographic imaging projection of small-sized tube welds, the variations of defects in different locations and their regular patterns are analyzed, and correct methods for evaluating various defects are given.
出处
《河北电力技术》
2001年第2期47-48,共2页
Hebei Electric Power
关键词
小径管
焊口
缺陷
椭圆成像
评定
small-sized tubes
weld
defects
elliptical imaging
evaluation
