含杂质气态CO2输送管道腐蚀研究进展
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李玉星, 刘兴豪, 王财林, 胡其会, 王婧涵, 马宏涛, 张楠
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Research Progress on Corrosion Behavior of Gaseous CO2 Transportation Pipelines Containing Impurities
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LI Yuxing, LIU Xinghao, WANG Cailin, HU Qihui, WANG Jinghan, MA Hongtao, ZHANG Nan
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表1 近年来气态CO2输送管道腐蚀的研究结果[35~45]
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Table 1 Relevant research results about gaseous CO2 transportation pipeline corrosion in recent years[35-45]
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| Steel | Temperature oC | Pressure MPa | H2O content | H2S content | O2 content | Corrosion rate mm·a-1 |
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| Carbon steel[35] | 40 | 2 | Saturated | 0.1 MPa | 0 | 0.6223 | | Carbon steel[35] | 60 | 2 | Saturated | 1 MPa | 0 | 0.7706 | | X65[36] | 50 | 5 | Saturated | 0 | 0 | 0.0186 | | | | | 1000 × 10-6 | | 0.0435 | | X65 (Ni-P coating)[36] | 50 | 5 | Saturated | 0 | 0 | ~0 | | | | | 1000 × 10-6 | | 0.0093 | | X65[37] | 50 | 4 | Saturated | 0 | 0 | ~0.2 | | | 6 | | | | ~0.2 | | X65[38] | 50 | 1 | Saturated | 0 | 0 | ~1 | | X65[39] | 24 | 3 | Saturated | 0 | 0 | 1.3077 | | X70[40] | 50 | 1 | Saturated | 0 | 0 | 0.025 | | 3Cr steel[41] | 60 | 1 | Saturated | 0 | 0 | 0.22 | | | 0.95 | | | 0.05 MPa | 1.36 | | Low-alloy steel[42] | 75 | 1.2 | Saturated | 0 | 0 | 0.18 | | Carbon steel[43] | 60 | 3 | Saturated | 0 | 0 | ~18 | | 5Cr steel[43] | | | | | | ~5 | | 13Cr steel[43] | | | | | | ~0.2 | | X65[44,45] | 35 | 4 | 600 × 10-6 | 0 | 0 | 0.04 | | | | 60%RH | | | 0.05 | | | | 80%RH | | | 0.02 | | | | Saturated | | | 0.08 |
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