人工时效对7003/7046铝合金搅拌摩擦焊接头组织和力学性能的影响
杨梦, 李承波, 刘胜胆, 叶凌英, 唐建国, 廖泽鑫

Effect of Artificial Aging on Microstructure and Mechanical Properties of Friction Stir Welded Joint of 7003/7046 Al-alloys
YANG Meng, LI Chengbo, LIU Shengdan, YE Lingying, TANG Jianguo, LIAO Zexin
表3 人工时效前后母材和FSW接头的室温拉伸性能
Table 3 Tensile property of BM and FSW joints before or after artificial aging at room temperature
Materials conditionsTensile strength/MPaYield strength/MPaElongation/%
Natural aging7003-BM300.3±3.2179.2±3.523.2±2.3
7046-BM406.2±2.7289.5±1.817.8±1.7
7003-7046-joint324.5±1.8203.4±2.713.0±1.2
Artificial aging7003-BM331.4±3.6290.1±3.216.7±1.6
7046-BM505.7±1.4465.3±2.311.8±2.4
7003-7046-joint332.4±4.2264.6±1.612.8±3.6