竖琴式加热炉9Cr-1Mo炉管焊接裂纹控制

Weld crack control of the harp furnace 9Cr-1Mo tube

就 9Cr- 1 Mo炉管在施工中产生裂纹的原因作了全面分析 ,提出了避免裂纹产生的控制措施 。

Comprehensive analysis of the cause of the harp furnace 9Cr 1Mo tube weld crack under construction is made. Control methods to avoid the weld crack are also put forward, by following the methods no weld crack is found at all during its construction.