| RFCC膨胀节腐蚀浅析 |
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| 引用本文： | 韩立清,傅向民,罗杰英.RFCC膨胀节腐蚀浅析[J].全面腐蚀控制,2009,23(2):33-36. |
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| 作者姓名： | 韩立清 傅向民 罗杰英 |
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| 作者单位： | 大庆石化分公司炼油厂,黑龙江,大庆,163711 |
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| 摘 要： | 本文从重油催化裂化再生系统膨胀节腐蚀介质组分、露点、选材、结构设计等方面对膨胀节腐蚀成因进行了分析，阐明了膨胀节材料发生电化学腐蚀及应力腐蚀的原因，提出了从优选材、取消膈热填充物、设置外保温结构等一系列解决措施。
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| 关 键 词： | 膨胀节 电化学腐蚀 应力腐蚀 氧化 钝化 敏化 incoloy系列 inconel系列 |
The Corrosion of the RFCC Expansion Joint |
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| HAN Li-qing,FU Xiang-min,LUO Jie-ying.The Corrosion of the RFCC Expansion Joint[J].Total Corrosion Control,2009,23(2):33-36. |
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| Authors: | HAN Li-qing FU Xiang-min LUO Jie-ying |
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| Affiliation: | (Refinery Factory of Daqing Petrochemical Company, Daqing 163711, China) |
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| Abstract: | This paper analyzed the reasons of corrosion of the RFCC in refinery factory from the aspects of corrosive medium composition, dew point, materials selection, structure design, and so on. The reasons of electrochemical corrosion and SCC were clarified, and a series of measurements were proposed. |
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| Keywords: | expansion joint electrochemical corrosion SCC oxidation passivation sensitized incoloy inconel |
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