非等温时效对7B50铝合金组织及性能的影响
李吉臣1, 冯迪1,2(
), 夏卫生2, 林高用3, 张新明3, 任敏文1
), 夏卫生2, 林高用3, 张新明3, 任敏文1
Effect of Non-Isothermal Ageing on Microstructure and Properties of 7B50 Aluminum Alloy
LI Jichen1, FENG Di1,2(), XIA Weisheng2, LIN Gaoyong3, ZHANG Xinming3, REN Minwen1
), XIA Weisheng2, LIN Gaoyong3, ZHANG Xinming3, REN Minwen1
图5. 不同时效状态下7B50铝合金的晶界相的TEM明场相
Fig.5. Bright field TEM images of precipitates on the grain boundary of 7B50 aluminum alloy under ageing states of H160 (a), H215 (b), C25 (c), RRA (d), T6 (e) and T76 (f) (PFZ—precipitation free zone )
