新型耐热合金SP2215组织与性能的关联性

梁凯, 姚志浩, 谢锡善, 姚凯俊, 董建新

Correlation Between Microstructure and Properties of New Heat-Resistant Alloy SP2215

LIANG Kai, YAO Zhihao, XIE Xishan, YAO Kaijun, DONG Jianxin

图5 SP2215耐热合金时效过程中晶界及其附近析出相演变的SEM像

Fig.5 SEM images of precipitates at and near the boundaries in the SP2215 heat-resistant alloy aged at 650oC (a-c) and 700oC (d-f) for 500 h (a, d), 4000 h (b, e), and 10000 h (c, f) (Insets show the higher magnification SEM images of precipitates at and near the boundaries)