增材制造TiAl合金的研究进展
陈玉勇, 时国浩, 杜之明, 张宇, 常帅

Research Progress on Additive Manufacturing TiAl Alloy
CHEN Yuyong, SHI Guohao, DU Zhiming, ZHANG Yu, CHANG Shuai
图8 热处理EBM Ti-48Al-2Cr-2Nb合金的拉伸性能[82]
Fig.8 Tensile properties of EBM Ti-48Al-2Cr-2Nb alloy subjected to heat treatment (HIP—hot isostatic pressing, DP—duplex, FL—fully lamellar)[82]
(a) yield strength (Rp0.2) (b) elongation (A) (Inset shows the locally enlarged curve)
(c) ultimate strength (Rm) (d) stress-strain curves at room temperature