预变形对Al-Mg-Si-Cu合金时效硬化和显微结构的影响*
顾媛,陈江华,刘春辉(
),朱东晖,刘力梅,陶冠辉
),朱东晖,刘力梅,陶冠辉
EFFECT OF PRE-DEFORMATION ON AGE- HARDENING AND MICROSTRUCTURE IN Al-Mg-Si-Cu ALLOY
Yuan GU,Jianghua CHEN,Chunhui LIU(),Donghui ZHU,Limei LIU,Guanhui TAO
),Donghui ZHU,Limei LIU,Guanhui TAO
图4. 不同变形量Al-Mg-Si-Cu合金150 ℃峰值时效不同时间的TEM明场像
Fig.4. Bright-field TEM images of Al-Mg-Si-Cu alloys aged at 150 ℃ under deformation ratios of 5% for 96 h (a), 10% for 48 h (b), 20% for 96 h (c), 40% for 24 h (d), 60% for 48 h (e) and 80% for 24 h (f)
