fcc和bcc钢板在超高速撞击下的微观组织差异

孙欢腾, 马运柱, 蔡青山, 王健宁, 段有腾, 张梦祥

Differential Microstructure Between fcc and bcc Steel Plates Under Hyper-Velocity Impact

SUN Huanteng, MA Yunzhu, CAI Qingshan, WANG Jianning, DUAN Youteng, ZHANG Mengxiang

图3 304不锈钢穿孔附近不同位置(图1a2中位置1~4)马氏体相变的EBSD表征结果

Fig.3 Phase transformation EBSD characterizations for the sample near perforation of 304 stainless steel (a-d) EBSD images at positions 1 (a), 2 (b), 3 (c), and 4 (d) in Fig.1a2 (Yellow areas in Fig.3d indicate martensite tends to nucleate at austenite twin boundary or gain boundary intersection) (e) phase area fraction distributions