2A12铝合金锆基转化膜的制备及性能研究

于宏飞, 邵博, 张悦, 杨延格

Preparation and Properties of Zr-based Conversion Coating on 2A12 Al-alloy

YU Hongfei, SHAO Bo, ZHANG Yue, YANG Yange

表2 ZrCC表面与截面EDS分析结果

Table 2 Composition of surface and cross section of ZrCC by EDS (mass fraction / %)

Position F Na Al Cu Fe Mn P Zr Mg 4 28.42 10.05 45.66 6.61 --- 0.26 0.37 1.29 0.81 5 5.75 1.26 57.27 3.77 --- --- --- 5.04 1.28 6 11.35 7.28 30.96 32.44 --- --- --- 3.96 128