基于X射线体视成像实现高温合金熔体凝固三维显微结构的原位观测

王飞翔, 陈忠奉, 尹晓宇, 熊良华, 谢红兰, 邓彪, 肖体乔

In Situ Observation of Three-Dimensional Solidification Microstructure of Superalloy Melt Based on X-Ray Stereo Imaging

WANG Feixiang, CHEN Zhongfeng, YIN Xiaoyu, XIONG Lianghua, XIE Honglan, DENG Biao, XIAO Tiqiao

图6 镍基高温合金在高温炉内连续升温和冷却过程中随时间的形态演变

Fig.6 Morphological evolutions of nickel-based superalloys over time during continuous heating and cooling in a high temperature furnace (a) 0 s (b) 3.98 s (c) 5.52 s (d) 15.65 s (e) 17.40 s (f) 29.92 s (g) 46.45 s (h) 165.34 s (i) 338.35 s