[S2] S2 Multi-scale analysis of elementary processes in plasticity II(2)

[S2.13] Strain Rate Sensitivity of Flow Stress of α-(Fe,Cr) Single-crystal Micropillars

*ZHU TIANQI¹, LI HONGMEI², TAKATA NAOKI², YOSHINO MASATAKA³ (1. 名古屋大工(院生)、2. 名古屋大工、3. JFE　Steel　Co．)

Keywords:strain rate sensitivity、initial slip stress、18Cr ferritic strainless steel、single-crystal micropillar、activation volume

The effect of strain rate on the flow stress of single-crystal micropillars fabricated from the polycrystalline 18Cr ferritic steels was investigated and the strain rate sensitivity was discussed.