Ce(NO3)2浓度及硅酸盐封孔处理对高铁枕梁用Mg-Zn-Y-Ca合金表面钙系磷化膜的影响
周殿买, 姜磊, 王美婷, 梁洪嘉, 肖云龙, 郑黎, 于宝义

Effects of Ce(NO3)2 Concentration and Silicate Sealing Treatment on Calcium Phosphating Film on Surface of Mg-Zn-Y-Ca Alloy for High Speed Railway Corbel
ZHOU Dianmai, JIANG Lei, WANG Meiting, LIANG Hongjia, XIAO Yunlong, ZHENG Li, YU Baoyi
表2 不同Ce(NO3)2浓度下钙系磷化工艺的全浸泡实验结果
Table 2 Immersion experiment results of calcium phosphating process at different concentrations of Ce(NO3)2
Concentration / g·L-1Initial mass / mgQuality after immersion / mgArea of sample / cm2Corrosion rate / mg·(cm2·h)-1
Base material1297.611249.15840.7898
01271.91227.68.76050.2107
0.41231.91188.28.70800.2091
0.81165.51131.28.26920.1728
1.21231.61193.98.70750.1804
1.61213.61175.78.66250.1823
2.01179.71130.28.56520.2403