TRIP型双相不锈钢Fe-19.6Cr-2Ni-2.9Mn-1.6Si的微裂纹形核及扩展

张文彬, 李小龙, 郝硕, 刘胜杰, 蔡星周, 陈雷, 金淼

Microcrack Nucleation and Propagation of TRIP-Assisted Duplex Stainless Steel Fe-19.6Cr-2Ni-2.9Mn-1.6Si

ZHANG Wenbin, LI Xiaolong, HAO Shuo, LIU Shengjie, CAI Xingzhou, CHEN Lei, JIN Miao

图6 初始奥氏体/铁素体相界的微裂纹的形核并沿铁素体晶界扩展趋势

Fig.6 Nucleation of a microcrack at the original austenite/ferrite phase boundary and the propagation trend of the microcrack along the ferrite grain boundary (a) SEM image (b) phase distribution (c) IPF