轻合金锆/钛基转化膜的设计及性能研究

杨延格, 曹京宜, 王兴奇, 方志刚, 于宏飞, 于宝兴, 王福会

Design and Performance of Zr- and/or Ti-based Chemical Conversion Coatings for Light Alloys

YANG Yange, CAO Jingyi, WANG Xingqi, FANG Zhigang, YU Hongfei, YU Baoxing, WANG Fuhui

表1 铝合金和镁合金的成分

Table 1 Compositions of the test Al-and Mg-based alloys (mass fraction / %)

Alloy Mg Mn Si Fe Cr Cu Zn Ti Ni Others Al 5083 Al-alloy 4.33 0.54 0.12 0.34 0.079 ＜0.01 ＜0.02 ＜0.02 --- ＜0.05 Bal. 2A12 Al-alloy 1.51 0.61 0.085 0.29 --- 4.51 0.14 0.035 0.005 --- Bal. 6061 Al-alloy 0.84 0.06 0.41 0.33 0.12 0.18 --- 0.03 --- --- Bal. AZ91D Mg-alloy Bal. 0.19 ＜0.05 ＜0.02 --- --- 0.67 --- --- --- 8.61