微纳米Ti2AlC增强TiAl复合材料高温强韧化机制
陈占兴, 王玉鹏, 荣光飞, 张新房, 马腾飞, 王晓红, 邢秋玮, 朱冬冬

High-Temperature Strengthening and Toughening Mechanisms of Micro-Nano Ti2AlC Reinforced TiAl Composites
CHEN Zhanxing, WANG Yupeng, RONG Guangfei, ZHANG Xinfang, MA Tengfei, WANG Xiaohong, XING Qiuwei, ZHU Dongdong
表1 1300℃烧结TiAl合金及不同温度烧结添加0.5%GO的Ti2AlC颗粒增强TiAl复合材料高温拉伸性能
Table 1 800 and 850oC tensile properties of TiAl alloy sintered at 1300oC and Ti2AlC reinforced TiAl composites with 0.5%GO addition sintered at different temperatures under strain rate of 0.0001 s-1
Alloy

Ts

oC

T

oC

UTS

MPa

εf

%

TiAl alloy13008004674.5
85040418.6
Ti2AlC/TiAl12508004923.5
8504628.1
Ti2AlC/TiAl13008005303.7
85049610.7
Ti2AlC/TiAl13508003731.6
8503712.1