用扫描电镜、电子探针、透射电镜及能谱仪等分析手段,研究了Q235钢在含有硫酸盐还原茵的海水中表面腐蚀产物的形成和转化.研究表明,硫酸盐还原菌首先在钢表面附着,随着细菌生命代谢活动的进行,最初的腐蚀产物由球形的(水合)氧化铁转化为海绵状的球形铁硫化物.腐蚀产物中存在FeS单晶.
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