WC含量对激光熔覆AlCoCrFeNi2.1 共晶高熵合金涂层磨损和腐蚀性能的影响

丁昊, 杜凌霄, 舒琴, 曹甫洋, 谢云, 彭晓

Effect of WC Content on Wear and Corrosion Performance of Laser Cladding AlCoCrFeNi2.1 Eutectic High-entropy Alloy Coating

DING Hao, DU Lingxiao, SHU Qin, CAO Fuyang, XIE Yun, PENG Xiao

表2 BCC相、FCC相、η相和过渡层的成分 (atomic fraction / %)

Table 2 Distribution of elements in BCC phase, FCC phase, η phase and transition layer

Phase Coating Al Co Fe Cr Ni W BCC HEA (A1) 23.5 12.9 19.1 12.4 32.1 - WC10 (B1) 23.7 11.7 20.0 10.1 32.8 1.6 WC30 (C1) 24.4 10.7 22.2 8.6 32.8 1.3 WC50 (D1) 27.3 11.4 17.6 6.8 35.1 1.6 FCC HEA (A2) 15.5 16.1 25.6 13.5 29.3 - WC10 (B2) 14.1 14.6 28.8 11.5 29.0 1.9 WC30 (C2) 13.9 15.0 25.4 11.1 29.8 4.7 WC50 (D2) 14.2 15.1 22.8 12.9 32.5 2.3 η WC10 (B3) 5.6 9.3 27.8 36.2 13.5 7.7 WC30 (C3) 6.2 11.6 24.1 23.0 15.4 19.7 WC50 (D3) 7.9 10.9 28.7 15.8 17.4 19.3