3D相场模拟研究Ti-6Al-4V合金片层组织形貌的影响因素

张瑶, 齐敏, 孙佳, 吴婷, 马英杰, 王皞, 杨锐

3D Phase Field Simulation of Factors Influencing the Microstructure Morphology of Lamellar Ti-6Al-4V Alloy

ZHANG Yao, QI Min, SUN Jia, WU Ting, MA Yingjie, WANG Hao, YANG Rui

图5 t = 500 s时晶粒不同位置处α片层的生长形貌

Fig.5 Morphologies of α lamellae at different z-y sections at t = 500 s (The growth pattern of visible layers in the dashed box inside Fig.5a1 is extremely regular, and the phenomenon of layer twisting and discontinuity appears in the dashed circular box of Fig.5b1; Figs.4a-c are equivalent to Figs.4a1-c1, respectively) (a, a1) x = 255.8Δx (b, b1) x = 128.5Δx (c, c1) x = 1.2Δx