含铜双相不锈钢在无菌/含菌环境下的耐蚀性研究

王永霞, 向红亮, 杨彩萍, 刘东

Corrosion Resistance of Copper-bearing Duplex Stainless Steel in Culture Medium without and with Bacteria

WANG Yongxia, XIANG Hongliang, YANG Caiping, LIU Dong

表1 含铜双相不锈钢极化曲线参数

Table 1 Test parameters of the potentiodynamic polarization curves

Sample Icorr / Acm-2 Eb (vs SCE) / V Solution treatment without bacteria 1.083×10-7 0.254 Aging at 540 ℃ without bacteria 2.238×10-7 0.249 Aging at 560 ℃ without bacteria 2.413×10-6 0.752 Aging at 580 ℃ without bacteria 3.500×10-6 0.046 Solution treatment without bacteria 3.667×10-7 0.837 Aging at 540 ℃ without bacteria 3.705×10-6 0.596 Aging at 560 ℃ without bacteria 2.706×10-7 1.169 Aging at 580 ℃ without bacteria 3.433×10-6 1.125