热变形后Ni-30%Fe模型合金中奥氏体的亚动态软化行为
陈文雄1,2, 胡宝佳1,2, 贾春妮1,2, 郑成武1,2(), 李殿中1,2
Post-Dynamic Softening of Austenite in a Ni-30%Fe Model Alloy After Hot Deformation
CHEN Wenxiong1,2, HU Baojia1,2, JIA Chunni1,2, ZHENG Chengwu1,2(), LI Dianzhong1,2

图9. Ni-30%Fe 合金在T=900 ℃、ε˙=0.001 s-1 条件下变形至ε=0.8后保温过程中微观组织演变的EBSD像

Fig.9. EBSD maps of the Ni-30%Fe alloy at different annealing time of 0 s (a), 2 s (b), 10 s (c) and 60 s (d) after the hot deformation under T=900 ℃ and ε˙=0.001 s-1 with a strain of 0.8 (The silver, green, blue, black and red lines represent boundaries with 0.8°≤θ<2°, 2°≤θ<5°, 5°≤θ<15°, θ≥15° and ?3 twin boundaries, respectively)
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