氯氧镁钢筋混凝土中涂层钢筋腐蚀的电化学特性
乔宏霞1; 温少勇2; 王鹏辉2; 杨振清2; 杨天霞2
2019
Source Publication建筑材料学报
ISSN1007-9629
Volume22Issue:6Pages:999-1006
Abstract通过Z350电化学工作站,研究了氯氧镁钢筋混凝土中裸露钢筋和涂层钢筋在不同环境中的开路电位、极化电阻及腐蚀电流密度,并且利用扫描电镜(SEM)和X射线衍射(XRD)对腐蚀产物进行分析.结果表明:锌美特(XMT)涂层在不同环境中可以很好地保护钢筋免受腐蚀,氯氧镁钢筋混凝土中涂层钢筋在水、氯盐溶液和硫酸盐溶液中的腐蚀电流密度是裸露钢筋的1/35,1/43和1/19;氯氧镁钢筋混凝土中裸露钢筋表面存在疏松多孔的层状和块状腐蚀产物,而涂层钢筋表面只存在点蚀.由此可见,XMT涂层对氯氧镁混凝土中的钢筋有一定的防腐效果.
Keyword氯氧镁钢筋混凝土 涂层钢筋 开路电位 腐蚀电流密度 极化电阻
Indexed ByCSCD
Language中文
WOS Research AreaConstruction & Building Technology
WOS SubjectCONSTRUCTION BUILDING TECHNOLOGY
CSCD IDCSCD:6643196
Document Type期刊论文
Identifierhttp://ir.lut.edu.cn/handle/2XXMBERH/75652
Collection土木工程学院
甘肃省土木工程防灾减灾重点实验室
Affiliation1.兰州理工大学;;中国科学院青海盐湖研究所, 甘肃省土木工程防灾减灾重点实验室;;, 兰州;;西宁, 甘肃;;青海 730050;;810083, 中国
2.兰州理工大学, 甘肃省土木工程防灾减灾重点实验室, 兰州, 甘肃 730050, 中国
First Author AffilicationKey Laboratory Of Disaster Prevention And Mitigation In Civil Engineering Of Gansu Province
First Signature AffilicationKey Laboratory Of Disaster Prevention And Mitigation In Civil Engineering Of Gansu Province
Recommended Citation
GB/T 7714
乔宏霞,温少勇,王鹏辉,等. 氯氧镁钢筋混凝土中涂层钢筋腐蚀的电化学特性[J]. 建筑材料学报,2019,22(6):999-1006.
APA 乔宏霞,温少勇,王鹏辉,杨振清,&杨天霞.(2019).氯氧镁钢筋混凝土中涂层钢筋腐蚀的电化学特性.建筑材料学报,22(6),999-1006.
MLA 乔宏霞,et al."氯氧镁钢筋混凝土中涂层钢筋腐蚀的电化学特性".建筑材料学报 22.6(2019):999-1006.
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