夏子祥,黄贞益,邓爱军,敬和民,刘洋

• 1:安徽工业大学材料科学与工程学院
• 2:安徽工业大学冶金工程学院
• 3:安徽省低碳冶金与流程控制工程研究中心

摘要(Abstract)：

采用电化学测试和浸泡实验等方法，研究了免加热直轧(DROF)钢筋和传统加热炉轧制(THR)钢筋在模拟混凝土孔隙液中的耐腐蚀性能。结果表明：与THR钢筋相比，DROF钢筋的组织晶粒度细化，在不同浓度Cl~-溶液中，DROF钢筋都具有更低的自腐蚀电流密度、更高的自腐蚀电位和更高的阻抗值，耐腐蚀性能更好；腐蚀质量损失实验表明，DROF钢筋基体表面腐蚀坑较小，且拥有较低的腐蚀速率和较少的点蚀坑。试样表面的腐蚀产物主要成分为Fe_3O_4、Fe_2O_3、α-FeOOH、γ-FeOOH。

关键词(KeyWords)： 电化学腐蚀;耐腐蚀性;腐蚀速率

Abstract:

Keywords:

基金项目(Foundation): 安徽省高等学校自然科学研究项目(KJ2019ZD07);; 安徽省高校研究生科学研究项目(YJS20210329)

作者(Author): 夏子祥,黄贞益,邓爱军,敬和民,刘洋

DOI: 10.13289/j.issn.1009-6264.2024-0025

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