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8 铸态铝合金在热挤压态熔融盐细化剂添加前后微观组织的OM像

Fig.8 OM images of as-cast ZL104 (a-f) and ZL114A (g-l) alloys under polarization (a, d, g, j) and bright field (b, c, e, f, h, i, k, l) modes (Red arrows indicate shrinkage porosities and blue arrows indicate eutectic Si) (a-c, g-i) without inoculant (d-f, j-l) with molten salt-based inoculant in hot-extruded state