Zr含量对铸造AlSi7Mg0.4合金力学性能的影响

张云翔, 赵海东, 朱霖, 李昌海, 武汉琦

Effect of Zr Contents on Mechanical Properties of Cast AlSi7Mg0.4 Alloys

ZHANG Yunxiang, ZHAO Haidong, ZHU Lin, LI Changhai, WU Hanqi

表2 Zr含量对晶粒尺寸和SDAS的影响

Table 2 Effect of Zr contents on size and SDAS of α-Al grains

Alloy Grain size/μm SDAS/μm 1 53.25 16.64 2 51.64 10.38 3 40.33 10.70 4 37.31 15.95