B30铜镍合金和316L不锈钢在热泵系统中的耐腐蚀性能
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常钦鹏, 陈友媛, 宋芳, 彭涛
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Corrosion Properties of B30 Cu-Ni Alloy and 316L Stainless Steel in a Heat Pump System
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CHANG Qinpeng, CHEN Youyuan, SONG Fang, PENG Tao
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| 表2 B30铜镍合金和316L不锈钢在不同电导率地下咸水中的阻抗谱拟合参数 |
| Table 2 Fitted parameters of B30 Cu-Ni alloy and 316L stainless steel in saline groundwater with different electric conductivities |
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| Conductivity / mScm-1 | Alloy | Ecorr / mV | Icorr / 10-7 Acm-2 | R2 / MΩcm2 | | 30 | B30 Cu-Ni alloy | -231.9 | 10.60 | 0.024 | | 316L stainless steel | -120.7 | 1.25 | 1.320 | | 40 | B30 Cu-Ni alloy | -350.4 | 52.30 | 0.013 | | 316L stainless steel | -132.7 | 1.30 | 0.580 | | 50 | B30 Cu-Ni alloy | -329.3 | 93.70 | 0.009 | | 316L stainless steel | -166.3 | 1.72 | 0.590 | | 60 | B30 Cu-Ni alloy | -345.4 | 120.40 | 0.008 | | 316L stainless steel | -169.5 | 1.77 | 0.550 | | 70 | B30 Cu-Ni alloy | -398.5 | 181.10 | 0.007 | | 316L stainless steel | -181.3 | 2.34 | 0.470 |
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