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1 不同Ce(NO3)2浓度下钙系磷化工艺的点滴实验结果

Table 1 Drop experiment results of calcium phosphating process at different concentrations of Ce(NO3)2

Concentration / g·L-1 Drip time / s Average drip time / s Base material 20 21 25 22 0 402 365 420 396 0.4 429 420 440 430 0.8 550 512 563 542 1.2 510 570 483 521 1.6 453 517 422 464 2.0 236 220 216 224