304不锈钢表面硼化物熔覆层的耐腐蚀性能研究

郑世恩, 潘应君, 张恒, 柯德庆, 杨岭, 朱星宇

Corrosion Resistance of Boride Cladding Layer on Surface of 304 Stainless Steel

ZHENG Shien, PAN Yingjun, ZHANG Heng, KE Deqing, YANG Ling, ZHU Xingyu

表2 304不锈钢和硼化物熔覆层极化曲线拟合结果

Table 2 Polarization curve fitting results of 304 stainless steel and boride cladding layer

Sample Corrosion condition Ecorr / mV Icorr / A·cm-2 304 stainless steel 10%HNO3+3%HF -144.543 2.4872×10-3 5%NaCl -292.339 5.0461×10-7 Cladding layer 10%HNO3+3%HF -108.22 5.43463×10-3 5%NaCl -370.622 2.25786×10-6