铝及铝合金焊接在工程中易出现的几种缺陷分析及预防  

Analysis and prevention of several common defects during aluminum and aluminum alloy welding in the engineering applications

作　　者：郑世达[1] 易耀勇[1] 易江龙[1] 

机构地区：[1]广东省工业技术研究院(广州有色金属研究院)焊接技术研究所,广东广州510650

出　　处：《材料研究与应用》2012年第3期198-203,共6页Materials Research and Application

摘　　要：介绍了工程应用中铝及铝合金焊接的几种主要方法及其焊接过程中容易产生的缺陷,并着重分析了最易出现且最难解决的气孔和裂纹的产生原因及预防措施,避免焊接接头返修.This article describes the main methods and several common defects produced in the engineering appli- cations of aluminum and aluminum alloy welding. In order to avoid welded joints repairing, this article focuses on the analysis of causes and proposes prevention measures for the defects of air hole and crack, which are the most common and scabrous defects.

关 键 词：铝及铝合金 应用 焊接缺陷分析 预防 

分 类 号：TG47[金属学及工艺—焊接]