稀土元素LaAlMgSi合金性能和微结构的影响
郑雄, 赖玉香, 向雪梅, 陈江华

Impacts of Rare Earth Element La on Properties and Microstructure of AlMgSi Alloys
ZHENG Xiong, LAI Yuxiang, XIANG Xuemei, CHEN Jianghua
图1 4种合金在180℃人工时效过程中硬度和导电率的变化曲线
Fig.1 Variations of hardness (a) and electrical conduc-tivity (b) of the four alloys aging at 180oC (AQ—as-quenched, PA—peak-aging)