It analyzes the inspection measure and patch weld technique on the welded seam defect,gave a good proposal for the repair on the welded seam and provide an experience for quality control of the welded seamthe boiler drum.

• 对锅炉汽包焊缝缺陷的检验措施及挖补工艺技术进行了分析和研究，为汽包焊缝缺陷的修复提出了良好方案，给锅炉汽包焊缝的质量控制提供了借鉴。