Pb-Al合金定向凝固组织形成过程

李彦强, 赵九洲, 江鸿翔, 何杰

Microstructure Formation in Directionally Solidified Pb-Al Alloy

LI Yanqiang, ZHAO Jiuzhou, JIANG Hongxiang, HE Jie

图14 凝固界面前沿合金熔体内富Al粒子数量密度及体积分数沿试样径向分布

Fig.14 N and ϕ of the Al-rich particles in front of the solidification interface along the r direction for the sample solidified at V0 = 4 mm/s (The subscript “nuc”, “z = 5 mm”, and “s/l” refer to the axial position of z = znuc, z = 5 mm, and the solidification interface, respectively)