耦合热力学相变路径预测<strong>Fe-C</strong>包晶合金宏观偏析

耦合热力学相变路径预测Fe-C包晶合金宏观偏析

冯苗苗, 张红伟, 邵景霞, 李铁, 雷洪, 王强

Prediction of Macrosegregation of Fe-C Peritectic Alloy Ingot Through Coupling with Thermodynamic Phase Transformation Path

FENG Miaomiao, ZHANG Hongwei, SHAO Jingxia, LI Tie, LEI Hong, WANG Qiang

图12 预测的Fe-0.1%C合金铸锭凝固过程不同时刻C的相对溶质成分分布
(a) LR-TEC, t =110 s (b) LR-TEC, calculation end
(c) distributions of [(c - c₀) / c₀] × 100 at heights of y = 5 mm (c1), y = 25 mm (c2), y = 35 mm (c3), y = 45 mm (c4), and y = 55 mm (c5) from bottom of 2D ingot cross section, respectively

Fig.12 Distributions of predicted [(c - c₀) / c₀] × 100 for solute C during solidification of Fe-0.1%C alloy ingot