竖琴式加热炉9Cr-1Mo炉管焊接裂纹控制

摘要

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.%就9Cr-1Mo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，返修后未发现裂纹。