Publication Type Journal Article
Title Chloride-induced corrosion behavior of reinforcing steel in spent fluid cracking catalyst modified mortars
Authors Yegor Morozov A S Castela A. P. S. Dias Maria F. Montemor
Groups
Journal CEMENT AND CONCRETE RESEARCH
Year 2013
Month May
Volume 47
Number
Pages 1-7
Abstract Concrete properties can be improved by various additives. Nowadays there is a strong interest concerning the use of spent fluid catalytic cracking catalyst (SFCC) as an admixture to improve mechanical properties of concrete. This work aims at studying the corrosion resistance of steel rebars in SFCC modified mortar specimens. Results of physicochemical characterization indicate the acceleration of cement hydration due to pozzolanic activity of SFCC. Electrochemical measurements show that the addition of the SFCC enhances corrosion resistance by delaying its corrosion onset and decreasing the corrosion rate. These benefits can be attributed to the reduction of the mortar permeability. (C) 2013 Elsevier Ltd. All rights reserved.
DOI http://dx.doi.org/10.1016/j.cemconres.2013.01.011
ISBN
Publisher
Book Title
ISSN 0008-8846
EISSN
Conference Name
Bibtex ID ISI:000317557800001
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