4种耐蚀合金在超超临界锅炉烟气冷凝液中的腐蚀行为研究

赵康, 李晓琦, 王铭滔, 刘宇茜, 姜华伟, 杨启容, 王力伟

Corrosion Behavior of Four Corrosion-resistant Alloys in Ultra-supercritical Boiler Flue Gas Condensate

ZHAO Kang, LI Xiaoqi, WANG Mingtao, LIU Yuxi, JIANG Huawei, YANG Qirong, WANG Liwei

表2 4种材料的阻抗拟合数据

Table 2 Fitted electrochemical parameters for EIS of four materials

Material Rs / Ω·cm2 Q1 / 10-6 Ω-1·cm-2·sn n R1 / kΩ·cm2 Q2 / 10-6 Ω-1·cm-2·sn n R2 / kΩ·cm2 R / kΩ·cm2 254SMo 6.854 87.17 0.89 0.21 37.99 0.97 1408.00 1408.21 Inconel 740H 7.03 79.2 0.89 0.18 29.9 0.98 793.30 793.48 C276 6.90 112.9 0.89 0.18 31.0 1.00 122.00 122.18 316L 6.53 98.6 0.88 0.2 33.9 0.94 329.00 329.20