选区激光熔化成形含Cu中熵合金的微观组织及耐腐蚀性能

易铄, 周生璇, 叶鹏, 杜晓洁, 徐震霖, 何宜柱

Microstructure and Corrosion Resistance of Cu-containing Fe-Mn-Cr-Ni Medium-entropy Alloy Prepared by Selective Laser Melting

YI Shuo, ZHOU Shengxuan, YE Peng, DU Xiaojie, XU Zhenlin, HE Yizhu

表1 图 4中标记点的化学成分 (mass fraction / %)

Table 1 Chemical composition of the marked point in Fig.4

Sample Spectrum point Fe Mn Cr Ni Cu C AT-200 1 46.90 20.81 11.92 10.04 6.47 3.86 2 47.55 21.18 12.31 10.52 4.92 3.52 AT-300 3 40.16 21.19 11.96 11.44 11.77 3.47 4 46.50 19.72 13.32 11.09 4.74 4.57 AT-500 5 42.01 19.67 11.87 12.08 9.49 4.89 6 46.51 20.20 13.90 10.81 5.09 4.17 AT-700 7 46.93 17.24 18.47 9.27 4.95 3.14 8 36.15 17.96 23.91 8.45 11.08 2.45