含Zr镁合金晶粒细化机理与研究进展

刘勇, 曾刚, 刘洪, 王煜, 李建龙

Grain Refinement Mechanism and Research Progress of Magnesium Alloy Incorporating Zr

LIU Yong, ZENG Gang, LIU Hong, WANG Yu, LI Jianlong

图3 镁合金Zr细化晶粒协同策略

Fig.3 Synergistic strategy of Zr on grain refinement of magnesium alloy (During solidification, solute Zr strongly inhibits the growth of α-Mg grains, while particle Zr acts as a heterogeneous nucleation core, and the combination of both produces higher nucleation rate and finer grain size)