双级时效对7050铝合金力学性能及氢脆敏感性的影响

任建平,宋仁国

Effect of Two-stage Ageing on Mechanical Properties and Sensitivity to Hydrogen Embrittlement of 7050 Aluminum Alloy

Jianping REN,Renguo SONG

表1 图5中A、B两处各元素含量的EDS分析结果

Table 1 Contents of various alloying elements at the points of A and B in Fig.5c and d (mass fraction / %)

Point Zn Mg Cu Zr Ti Mn Cr Fe Si Al A 6.42 2.25 2.02 0.13 0.03 0.10 0.04 0.12 0.06 Bal. B 6.42 2.20 2.05 0.12 0.02 0.10 0.05 0.48 0.39 Bal.