模拟海洋大气环境下冲刷载荷对Q355钢的腐蚀规律研究
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钟振坤, 关蕾, 傅汉龙, 王俊, 刘淼然, 揭敢新
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Corrosion Behavior of Q355 Steel Under Erosion Load in a Simulated Marine Atmospheric Environment
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ZHONG Zhenkun, GUAN Lei, FU Hanlong, WANG Jun, LIU Miaoran, JIE Ganxin
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表4 Q355钢在有无冲刷下动极化电化学参数
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Table 4 Electrochemical parameters of dynamic polarization of Q355 steel under stagnant and flowing conditions
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| Name | Ecorr vs.SCE / V | Icorr / A·cm-2 | βa / mV·dec-1 | βc / mV·dec-1 |
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| N0 | -0.70 ± 0.08 | 8.5 ± 2.7 | 77.29 ± 3.22 | -62.12 ± 5.12 | | N1 | -0.72 ± 0.11 | 525 ± 18 | 230.34 ± 4.21 | -121.32 ± 0.08 | | N2 | -0.69 ± 0.04 | 590 ± 31 | 271.98 ± 19.06 | -121.88 ± 1.15 | | N3 | -0.68 ± 0.03 | 456 ± 8 | 237.66 ± 10.93 | -124.45 ± 0.05 | | N4 | -0.52 ± 0.02 | 300 ± 27 | 201.56 ± 10.24 | -147.95 ± 0.06 | | F1 | -0.65 ± 0.02 | 612 ± 23 | 248.78 ± 12.41 | -115.50 ± 1.53 | | F2 | -0.58 ± 0.05 | 902 ± 73 | 234.48 ± 6.59 | -123.75 ± 3.82 | | F3 | -0.49 ± 0.04 | 501 ± 27 | 201.04 ± 4.30 | -157.19 ± 2.89 | | F4 | -0.47 ± 0.03 | 337 ± 22 | 189.41 ± 10.12 | -153.33 ± 7.08 |
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