应变速率对X80管线钢铁素体/贝氏体应变分配行为的影响

王楠, 陈永楠, 赵秦阳, 武刚, 张震, 罗金恒

Effect of Strain Rate on the Strain Partitioning Behavior of Ferrite/Bainite in X80 Pipeline Steel

WANG Nan, CHEN Yongnan, ZHAO Qinyang, WU Gang, ZHANG Zhen, LUO Jinheng

图3 变形量为5%时不同应变速率下铁素体和贝氏体的概率密度函数、应变局域化因子、累积密度函数(CDF)以及两相间的塑性变形差异

Fig.3 Probability density functions at strain rates of 10-4 s-1 (a) and 10-1 s-1 (b), strain localization factor (c), cumulative density functions (CDF) at strain rates of 10-4 s-1 (d) and 10-1 s-1 (e), and plastic deformation difference between two phases (f) of ferrite and bainite under deformation of 5%