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14 3种B含量Fe-Cr-B-C合金铸锭冲击断口表面析出相的EDS结果

Fig.14 EDS results of precipitates on the impact fracture surfaces of Fe-Cr-B-C alloy ingots with different B contents (a) Nb-rich boron-carbide in No.1 alloy (b) Cr-rich carbide in No.1 alloy (c, d) Fe, Cr-rich boron-carbides in No.2 (c) and No.3 (d) alloys (Insets show the corresponding high magnified curves)