TRIP型双相不锈钢Fe-19.6Cr-2Ni-2.9Mn-1.6Si在循环变形条件下的力学特性
陈雷1,2,郝硕2,邹宗园2,韩舒婷2,张荣强2,郭宝峰2(
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Mechanical Characteristics of TRIP-Assisted Duplex Stainless Steel Fe-19.6Cr-2Ni-2.9Mn-1.6Si During Cyclic Deformation
CHEN Lei1,2,HAO Shuo2,ZOU Zongyuan2,HAN Shuting2,ZHANG Rongqiang2,GUO Baofeng2()
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图8. Fe-19.6Cr-2Ni-2.9Mn-1.6Si钢在应变幅εa=0.7%条件下循环786 cyc后的典型TEM像
Fig.8. TEM images of typical microstructures of Fe-19.6Cr-2Ni-2.9Mn-1.6Si steel after 786 cyc (εa=0.7%)(a) spatial dislocation structure in ferrite and planar dislocation structure in austenite(b) bright field image of ε martensite(c) dark field image of ε martensite (Inset shows the SAED pattern)
