摘要
介绍了管环缝射线透照方式,以及环缝单壁外透法和环缝双壁单影法100%射线透照检查一次透照长度及分段次数的计算。
The transmission teclnology for circular weld and the calculation of the length and times of the first transmission of 100% radiography both in single-wall-outer-transmission and double-wall-single-image methods are introduced.
出处
《安徽冶金》
2006年第3期47-49,共3页
Anhui Metallurgy
关键词
管环缝射线
透照长度
单壁外透法
双壁单影法
circular weld
ray
length of transmission
single-wall-outer-transmission
double-wall-single-image
