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2 变形量为5%时铁素体、贝氏体和X80钢在不同应变速率下的等效塑性应变(PEEQ)分布

Fig.2 Equivalent plastic strain (PEEQ) distributions under deformation of 5% at strain rates of 10-4 s-1 (a1-a3), 10-3 s-1 (b1-b3), 10-2 s-1 (c1-c3), and 10-1 s-1 (d1-d3) for ferrite (a1-d1), bainite (a2-d2), and X80 steel (a3-d3)