等离子喷涂FeCrMoCBY铁基非晶涂层耐蚀性研究

吴林涛, 周泽华, 张欣, 杨光恒, 张凯城, 王光宇

Long-term Corrosion Resistance of Plasma Sprayed FeCrMoCBY Fe-based Amorphous Coating in 3.5%NaCl Solution

WU Lintao, ZHOU Zehua, ZHANG Xin, YANG Guangheng, ZHANG Kaicheng, WANG Guangyu

表1 电化学腐蚀参数

Table 1 Critical parameters of electrochemical corrosion

t / h Icorr / A·cm-2 ESCE / mV Rt / Ω·cm-2 1 4.850×10-5 -994 2585 72 4.012×10-5 -929 2804 216 3.393×10-5 -940 3200 432 4.962×10-5 -1026 2484 720 6.970×10-5 -966 2512