在模拟油田CO 2腐蚀环境下,对KO110钢和3Cr110钢的腐蚀特征进行研究并加以比较.结果表明,两种钢的腐蚀速率在90℃左右都达到最大值;在温度低于90℃时表面形成的膜较疏松,保护性差;而温度高于90℃时,形成的膜和基体接合较为牢固,保护性强;钢中铬的加入能有效地防止局部腐蚀的发生.
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