铝合金常见焊接缺陷分析

Analysis on usual welding defects of aluminum alloy

阐述了铝合金焊接特点、缺陷种类及焊接生产中应遵守的注意事项,重点分析了焊接表面气孔和裂纹等缺陷的形成原因,提出了控制焊接缺陷的措施。

This thesis briefly introduces the welding features of aluminum alloy, kinds of welding defects and attentions that shall be abided by in welding production, focuses on the analysis of causes for defects, such as air hole and crack on welding surface, and proposes measures for controlling welding defects.