CCSA和Q235B钢在长江淡水环境中腐蚀行为研究

张照易, 周学杰, 陈昊, 吴军, 陈志飈, 陈志坚

Corrosion Behavior of Two Steels CCSA and Q235B in Changjiang Freshwater Surroundings

ZHANG Zhaoyi, ZHOU Xuejie, CHEN Hao, WU Jun, CHEN Zhibiao, CHEN Zhijian

图3 CSSA钢除锈后的微观形貌

Fig.3 2D (a, c, e, g) and 3D (b, d, f, h) corrosion morphologies of CCSA steel after removal of the rust layers formed in the atmosphere (a, b) and the zones above the waterline (c, d), below the waterline (e, f) and under water (g, h) for 0.5 a (a1-h1), 1 a (a2-h2), 2 a (a3-h3), 3 a (a4-h4), 4 a (a5-h5) and 7 a (a6-h6)