锅筒自动焊网状焊接裂纹产生原因分析

Analysis of Net Type Welding Crack for Drum Automatic Welding Crack Preventing and Supplementary Weld

结合实例 ,分析了锅筒制造过程中常见的自动焊网状焊接裂纹产生的原因 。

Combining with an example, the analysis of net type welding crack occurred during drum automatic weld is done in this article and the method how to prevent cracks and how to give a supplementary weld are introduced.