Al-Nb-B细化剂形核质点的弥散化及其对铸造铝合金组织及力学性能的影响

万杰, 李皓天, 刘书基, 路洪洲, 王立生, 张振栋, 刘春海, 贾建磊, 刘海峰, 陈豫增

Homogenization of Nuclei in Al-Nb-B Inoculant and Its Effect on Microstructure and Mechanical Properties of Cast Al Alloy

WAN Jie, LI Haotian, LIU Shuji, LU Hongzhou, WANG Lisheng, ZHANG Zhendong, LIU Chunhai, JIA Jianlei, LIU Haifeng, CHEN Yuzeng

图1 熔炼细化剂浇铸示意图、铸态XRD谱和微观组织及其中间合金微观组织的OM像

Fig.1 Pouring schematic (a), XRD spectra (d), and OM images (b, c, e) of the smelting-based inoculant in as-cast state and OM image of Al-Nb intermediate alloy (f) (b) inoculant from the top of crucible (c) inoculant from the bottom of crucible (e) abnormal microstructure from the bottom of crucible on the right side of the yellow dotted line