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zgypidan

金虫 (正式写手)

[求助] 关于缝隙腐蚀及电偶腐蚀的问题

本人在研究N80缝隙腐蚀和电偶腐蚀的时候,缝内的开路电位比缝外更负,但是缝内阻抗却比缝外阻抗更大!而且随着它们偶接时间的增加,缝隙内阻抗却越来越大,缝外阻抗越来越小。讲道理缝隙内的电位更低,应该是作为阳极,缝隙外电位高,作为阴极。将它们偶接起来的话,缝内应该被腐蚀,缝外应该被保护呀。为啥现在缝外的阻抗还比缝内更小呢。想不通望大佬解答下!@Gamry-电化学@langzhizhou
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zgypidan

金虫 (正式写手)

大佬们进来看看呀!
2楼2019-06-26 10:30:35
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