高Fe、Cr含量多相Ni3Al基高温合金组织与性能研究进展
吴静,刘永长(
),李冲,伍宇婷,夏兴川,李会军
),李冲,伍宇婷,夏兴川,李会军
Recent Progress of Microstructure Evolution and Performance of Multiphase Ni3Al-Based Intermetallic Alloy with High Fe and Cr Contents
WU Jing,LIU Yongchang(),LI Chong,WU Yuting,XIA Xingchuan,LI Huijun
),LI Chong,WU Yuting,XIA Xingchuan,LI Huijun
图10. 1200 ℃、10 h退火试样800 ℃长期时效时γ'相包覆层组织宽化示意图
Fig.10. Schematic diagrams for the widening mechanism of γ'-envelope phase in alloy(a) γ'-envelope with 2.1 μm in width and Cr23C6 carbides at the interfaces around the γ'-envelope of the 1200 ℃, 10 h annealed sample(b) γ'-envelope with 6.0 μm in width and Cr23C6 carbides in the interior of γ'-envelope of the 1200 ℃, 10 h annealing followed by 800 ℃, 1000 h aged sample
