采用电化学测量技术、静态和动态浸泡试验研究了3Cr钢在3.5％ NaCl溶液中的腐蚀行为,从而为3Cr钢在Cl-腐蚀环境中的使用提供参考.结果表明:3Cr钢在动态腐蚀条件下比静态腐蚀时具有较正的开路电位、较高的电化学腐蚀速率和低的电化学阻抗;长期静态浸泡后,动态腐蚀加速了3Cr钢的腐蚀,点蚀更为严重;在25～80℃内,动态腐蚀速率在60℃时为最大值.
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