非均匀组织<strong>FeMnCoCr</strong>高熵合金的微观结构和力学性能

非均匀组织FeMnCoCr高熵合金的微观结构和力学性能

王洪伟, 何竹风, 贾楠

Microstructure and Mechanical Properties of a FeMnCoCr High-Entropy Alloy with Heterogeneous Structure

WANG Hongwei, HE Zhufeng, JIA Nan

图4 PC态Fe₅₀Mn₃₀Co₁₀Cr₁₀高熵合金形变前的TEM像及选区电子衍射(SAED)花样
(a) recovery twins on the austenitic matrix
(b) α-martensite laths in the austenitic matrix
(c) morphology of precipitates in the recrystallized austenite
(d) HRTEM image taken from the interface between precipitate and austenite as indicated in the dotted box in Fig.4c

Fig.4 TEM images and selected area electron diffraction (SAED) patterns (insets) of the Fe₅₀Mn₃₀Co₁₀Cr₁₀HEA at the PC state before deformation (The SAED patterns are taken from the dotted circle areas in the figures)