微合金化元素La对亚共晶Al-Si合金凝固组织与力学性能的影响
郑秋菊1,2, 叶中飞3, 江鸿翔1, 卢明3, 张丽丽1, 赵九洲1,2()
Effect of Micro-Alloying Element La on Solidification Microstructure and Mechanical Properties of Hypoeutectic Al-Si Alloys
ZHENG Qiuju1,2, YE Zhongfei3, JIANG Hongxiang1, LU Ming3, ZHANG Lili1, ZHAO Jiuzhou1,2()

图1. 不同La添加量下Al-6Si合金的OM像

Fig.1. OM images of Al-6Si alloys with La additions of 0 (a), 0.02% (b), 0.06% (c), and 0.10% (d)