锆基非晶合金与传统合金在海水中的耐腐蚀性能对比研究

马晓伟, 薛荣洁, 王涛涛, 杨亮, 刘珍光

Comparison of Corrosion Resistance of Zr-based Amorphous Alloys and Traditional Alloys in Seawater

MA Xiaowei, XUE Rongjie, WANG Taotao, YANG Liang, LIU Zhenguang

表3 4种合金EIS拟合结果

Table 3 Fitting results of EIS of four test alloys

Sample Materical Rs / kΩ·cm2 Q / kΩ·cm-2·s-n n Rct / kΩ·cm2 3.5%NaCl Vit 1 0.107 9.792 × 10-8 0.90180 874.190 Zr55 alloy 0.011 1.067 × 10-8 0.89562 470.470 304 stainless steel 0.012 2.172 × 10-8 0.90786 336.580 6082 Al-alloy 0.013 1.195 × 10-8 0.84084 26.802 Seawater solution Vit 1 0.027 9.672 × 10-8 0.90435 836.040 Zr55 alloy 0.030 1.192 × 10-8 0.91683 306.570 304 stainless steel 0.038 5.104 × 10-8 0.72693 200.110 6082 Al-alloy 0.012 3.981 × 10-8 0.79120 12.586