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3 B30铜镍合金和316L不锈钢在不同pH值地下咸水中的极化曲线拟合参数 |
| Table 3 Fitted parameters of B30 Cu-Ni alloy and 316L stainless steel in saline groundwater at different pH values |
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| pH value | Alloy | Ecorr / mV | Icorr / 10-7Acm-2 | Eb / mV | | 5 | B30 Cu-Ni alloy | -396.9 | 30.70 | --- | | 316L stainless steel | -219.2 | 2.31 | 653.9 | | 6 | B30 Cu-Ni alloy | -386.9 | 32.70 | --- | | 316L stainless steel | -194.8 | 2.05 | 686.7 | | 7 | B30 Cu-Ni alloy | -339.0 | 29.30 | --- | | 316L stainless steel | -174.7 | 1.55 | 768.5 | | 8 | B30 Cu-Ni alloy | -321.2 | 24.60 | --- | | 316L stainless steel | -148.5 | 1.09 | 781.6 | | 9 | B30 Cu-Ni alloy | -315.2 | 31.30 | --- | | 316L stainless steel | -139.4 | 0.98 | 846.9 | | 10 | B30 Cu-Ni alloy | -292.4 | 41.00 | --- | | 316L stainless steel | -127.8 | 0.81 | 870.6 |
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