喷射成形含铌M3型高速钢组织与性能研究

王和斌, 侯陇刚, 张金祥, 卢林, 于一鹏, 崔华, 张济山

MICROSTRUCTURES AND PROPERTIES OF SPRAY FORMED Nb-CONTAINING M3 HIGH SPEED STEEL

WANG Hebin, HOU Longgang, ZHANG Jinxiang, LU Lin, YU Yipeng, CUI Hua, ZHANG Jishan

表1 实验材料的化学成分

Table 1 Chemical compositions of experimental steels

Steel C W Mo Cr V Nb Si Mn N Fe M3 1.29 6.37 5.11 4.12 2.97 - 0.30 0.27 0.0025 Bal. MN1 1.26 6.26 5.07 4.05 2.41 1.05 0.23 0.21 0.0029 Bal.