基于原位电阻法的7A65铝合金厚板双级时效工艺
肖文龙, 臧晨阳, 郭锦涛, 冯佳文, 马朝利

Two-Stage Aging Process of 7A65 Aluminum Alloy Thick Plate Based on In Situ Resistance Method
XIAO Wenlong, ZANG Chenyang, GUO Jintao, FENG Jiawen, MA Chaoli
图9 140 ℃时效23 h后7A65铝合金板材表层处试样晶内析出相的HRTEM像和快速Fourier变换
Fig.9 HRTEM image (a) and fast Fourier transform (b) of the precipitated phase in the surface of the 7A65 Al alloy plate after isothermal aging at 140 oC for 23 h