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2 人工时效前后接头各区域析出相反应峰的面积

Table 2 Precipition phase peak area of all zones before and after artificial aging

Zones Natural aging Artificial aging Area of peak I/J·g-1 Area of peak II/J·g-1 AS (7003) RS (7046) AS (7003) RS (7046) BM 12.20±1.47 15.82±1.51 11.38±2.44 14.70±1.87 HAZ 9.92±1.57 13.51±3.13 9.14±2.04 12.03±0.54 TMAZ 10.84±1.73 15.79±3.48 9.72±2.12 14.56±0.12 NZ 11.71±1.79 16.95±2.49 8.67±1.28 15.33±0.95