B对Fe-Cr-B-C合金凝固行为、强韧性及耐磨性的影响

赵广迪, 李阳, 姚晓雨, 王亮, 李渭滨, 潘玉华, 李维娟, 王兆宇

Effect of Boron on Solidification Behavior, Strength-Toughness, and Wear Resistance of Fe-Cr-B-C Alloy

ZHAO Guangdi, LI Yang, YAO Xiaoyu, WANG Liang, LI Weibin, PAN Yuhua, LI Weijuan, WANG Zhaoyu

图5 3种B含量Fe-Cr-B-C合金铸锭显微组织的背散射电子(BSE)像

Fig.5 Low (a-c) and high (d-f) magnified BSE images of the Fe-Cr-B-C alloy ingots with B contents of 0.0006% (a, d), 0.51% (b, e), and 2.89% (c, f) (Inset in Fig.5a shows the thin strip-like phases precipitated along grain boundaries)