铝合金6061焊缝气孔形成机理的研究
Study of Formation Mechanism on Porosity in Aluminum Alloy 6061 Weld Seam
农琪
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作者单位：广西工业职业技术学院
中文关键字：铝合金；TIG；焊接；气孔
英文关键字： aluminum alloy; TIG; welding; porosity
中文摘要：进行了铝合金的氩气保护焊接试验,对采用TIG焊接铝合金板时产生的气孔形貌及其机理进行分析,研究了影响气孔产生的因素，并提出了防止气孔的有效措施。
英文摘要： In this paper ,TIG welding experiment using Ar- gas shielding is carried out , the characteristic shapes of porosity in weld metal are discussed , the formation mechanism of porosity is analyzed , and the factors which influence the formation of porosity are studied , and effective methods were proposed to the eliminate porosity．