稀土元素La对AlMgSi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

表1 实验用4种合金的实际成分 (mass fraction / %)

Table 1 Chemical compositions of the four alloys used in the experiment

Alloy Mg Si La Al 0La 0.73 0.76 - Bal. 0.2La 0.69 0.71 0.22 Bal. 0.4La 0.72 0.69 0.42 Bal. 0.6La 0.77 0.71 0.64 Bal.