粉末高温合金FGH4720Li在近服役温度下的组织演变规律 |
刘超, 姚志浩, 郭婧, 彭子超, 江河, 董建新 |
Microstructure Evolution Behavior of Powder Superalloy FGH4720Li at Near Service Temperature |
LIU Chao, YAO Zhihao, GUO Jing, PENG Zichao, JIANG He, DONG Jianxin |
图3 FGH4720Li合金在600、650和730℃下时效500和3000 h后B-γ'Ⅱ相形貌特征 |
Fig.3 Morphology characteristics of B-γ'Ⅱ in FGH4720Li alloy after ageing at 600oC (a, b), 650oC (c, d), and 730oC (e, f) for 500 h (a, c, e) and 3000 h (b, d, f) |
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