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电化学  2006 

Q235钢焊缝在亚硫酸铵介质中的耐蚀性研究

, PP. 195-198

Keywords: 焊缝,亚硫酸铵,电化学腐蚀

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Abstract:

研究以J420焊条焊接Q235钢,其焊缝于亚硫酸铵介质中的腐蚀行为.电化学方法和金相分析表明,Q235钢用J420焊条焊接后,焊缝的组织特点决定了它的耐蚀性低于母材.提高温度,增加亚硫酸铵浓度,均会促使焊缝的腐蚀速率加快.

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