AZ31镁合金表面苯丙氨酸、甲硫氨酸和天冬酰胺诱导Ca-P涂层耐蚀性能比较

王雪梅, 殷正正, 于晓彤, 邹玉红, 曾荣昌

Comparison of Corrosion Resistance of Phenylalanine, Methionine, and Asparagine-Induced Ca-P Coatings on AZ31 Magnesium Alloys

WANG Xuemei, YIN Zhengzheng, YU Xiaotong, ZOU Yuhong, ZENG Rongchang

表1 图2中点1~12的EDS分析结果 (atomic fraction / %)

Table 1 EDS analysis results of points 1-12 in Fig.2

Point C N O Mg Ca P 1 4.02 1.48 38.71 32.71 14.40 8.68 2 3.94 0.81 48.05 28.83 11.02 7.35 3 4.32 0.74 63.35 12.32 10.77 8.50 4 3.57 0.83 60.56 9.79 14.26 11.00 5 3.30 0.48 60.42 11.17 14.28 10.35 6 3.18 1.23 63.74 5.43 13.96 12.45 7 2.84 1.50 58.95 1.52 18.04 17.15 8 3.35 1.52 44.31 2.99 23.73 24.00 9 3.11 1.06 61.40 1.68 16.68 16.07 10 3.26 1.86 38.99 3.39 24.87 27.63 11 3.06 1.38 52.89 0.06 20.62 21.98 12 4.09 2.21 39.93 6.01 23.74 24.02