BFe-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
表2 3种B含量Fe-Cr-B-C合金铸锭不同区域的平均显微Vickers硬度
Table 2 Average Vickers microhardnesses of different areas in Fe-Cr-B-C alloy ingots with different B contents (HV)
AlloyInterdendritic region

Dendrite

arm

γ matrix[γ + Cr7C3]

Primary

(Fe, Cr)2(B, C)

[γ + (Fe, Cr)2(B, C)][γ + (Fe, Cr)2(B, C) + (Fe, Cr)3(C, B)]
No.1421 ± 38848 ± 35-571 ± 56---
No.2739 ± 23851 ± 89--1540 ± 51599 ± 76-
No.3--275 ± 74-2245 ± 537550 ± 137603 ± 115