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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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Fe-15Ce合金的氧化-硫化腐蚀
, PP. 314-317
Keywords: Fe-Ce,双相合金,氧化,硫化
Abstract:
研究了Fe-15Ce合金及纯Fe、纯Ce在600和700℃下H2-H2S-CO2中的腐蚀行为.Fe-15Ce合金的腐蚀速度比纯Fe慢但比纯Ce快得多.腐蚀后合金表面形成多层的腐蚀产物膜，最外层是基体金属的硫化物（FeS），中间层为两种金属化合物组成的混合区，最内层为Ce在O和S作用下的内腐蚀区.合金中15mass%的Ce不足以阻止基体金属的硫化，这主要与Ce在Fe中有限的溶解度及合金中存在富Ce相有关.
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