B微合金化对CoNiV中熵合金微观组织和力学性能的影响及其机理

南勇, 关旭, 闫海乐, 唐帅, 贾楠, 赵骧, 左良

Effect and Mechanism of B Microalloying on the Microstructure and Mechanical Properties of CoNiV Medium-Entropy Alloy

NAN Yong, GUAN Xu, YAN Haile, TANG Shuai, JIA Nan, ZHAO Xiang, ZUO Liang

图1 CoNiV、(CoNiV)99.9B0.1和(CoNiV)99.8B0.2合金的室温静态拉伸力学性能

Fig.1 Static tensile mechanical properties of CoNiV, (CoNiV)99.9B0.1, and (CoNiV)99.8B0.2 alloys at room temperature (a) engineering stress-strain curves (b) true stress-true strain curves (c) strain-hardening rate curves