<strong>B</strong>微合金化对<strong>CoNiV</strong>中熵合金微观组织和力学性能的影响及其机理

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4 CoNiV和(CoNiV)_99.8B_0.2合金拉伸后样品的晶体结构与微观组织表征

Fig.4 Crystal structures and microstructure characterizations of the deformed CoNiV (a1-e1) and (CoNiV)_99.8B_0.2 (a2-e2) alloys
(a1, a2) XRD spectra
(b1, b2) phase distribution maps (fcc phase colored in red)
(c1, c2) orientation maps represented by IPFs
(d1, d2) kernel average misorientation (KAM) maps
(e1, e2) TEM images of the dislocation plugging at the interface (Insets show the selected area electron diffraction patterns. The subscripts γ and T denote γ matrix and twin, respectively)