安徽省电网接地材料Q235钢的土壤腐蚀特性及规律性研究
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卞亚飞, 汤文明, 张洁, 毛锐锐, 缪春辉, 陈国宏
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Soil Corrosion Characteristics of Q235 Steel Grounding Material Used in Power Grid in Anhui Province
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BIAN Yafei, TANG Wenming, ZHANG Jie, MAO Ruirui, MIAO Chunhui, CHEN Guohong
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表4 安徽省6种质地土壤的理化性质指标
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Table 4 Physicochemical characteristics of 6 kinds of soils in Anhui province
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Soil texture | Proportion of sites | Average corrosion rate g·m-2·a-1 | Soil resistance Ω | Redox potential mV | Water content | Salt content g·kg-1 | Cl- content mg·kg-1 | pH |
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| Sandy soil | 5% | 465.17 | 248.43 | 543.17 | 21.70% | 0.49 | 24.08 | 6.80 | | Sandy silt | 16% | 367.06 | 529.45 | 522.44 | 22.17% | 0.54 | 12.95 | 6.42 | | Silt | 22% | 344.79 | 268.64 | 512.05 | 22.26% | 0.71 | 18.37 | 7.26 | | Silty loam | 21% | 328.86 | 101.19 | 499.83 | 21.28% | 0.63 | 18.70 | 7.44 | | Clay loam | 14% | 345.03 | 108.63 | 547.13 | 27.12% | 0.62 | 14.64 | 7.42 | | Clay | 22% | 333.89 | 108.85 | 551.32 | 29.13% | 0.89 | 20.28 | 7.52 |
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