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4 45#钢和AlCoCrFeNi2.1-WC x 复合涂层在3.5%NaCl溶液中的电化学腐蚀参数

Table 4 Electrochemical corrosion parameters of 45# steel and AlCoCrFeNi2.1-WC x composite coatings in 3.5%NaCl solution

Sample Ecorr / mV Icorr / A·cm-2 45# -576 8.4 × 10-6 304 steel -233 1.8 × 10-7 HEA -205 1.1 × 10-7 WC10 -268 2.8 × 10-7 WC30 -285 4.1 × 10-7 WC50 -353 2.0 × 10-6