7B04铝合金超塑变形过程中空洞的演变和能量耗散

杨文静, 李光宇, 王建, 丁桦, 张宁, 张艳苓, 侯红亮, 李志强

Morphology Evolution of Cavity and Energy Dissipation during Superplastic Deformation of 7B04 Al-alloy

YANG Wenjing, LI Guangyu, WANG Jian, DING Hua, ZHANG Ning, ZHANG Yanling, HOU Hongliang, LI Zhiqiang

表1 7B04铝合金的化学成分

Table 1 Chemical composition of 7B04 aluminum alloy (mass fraction, %)

Zn Mg Cu Mn Fe Ti Si Al 5.96 2.22 1.60 0.40 0.06 0.04 0.03 Bal.