<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>In this paper, the reliability of two nondestructive corrosion detection methods, Half-Cell Potential (HCP) and Electrical Resistivity (ER), was evaluated, considering the Weight Loss (WL) as the reference method. The specimens prepared for this work were placed in Al-Nasiriya Power Station where subjected to three different exposure conditions. They were high relative humidity, high temperature T and laboratory setting R. The concrete mixes included four chloride contents, 0 %, 1.5 %, 3 % and 4 % by weight of cement to generate multiple corrosion degrees. The results showed that exposure to high temperatures has slightly increased the corrosion activity of the T specimens. While the exposure to high relative humidity has clearly increased the corrosion probability of the RH specimens, comparing with the reference R specimens. However, for such environmental conditions, it was found that the reliabilities of the HCP and the ER techniques still questionable and need further investigation.</p>
</abstract>

In this paper, the reliability of two nondestructive corrosion detection methods, Half-Cell Potential (HCP) and Electrical Resistivity (ER), was evaluated, considering the Weight Loss (WL) as the reference method. The specimens prepared for this work were placed in Al-Nasiriya Power Station where subjected to three different exposure conditions. They were high relative humidity, high temperature T and laboratory setting R. The concrete mixes included four chloride contents, 0 %, 1.5 %, 3 % and 4 % by weight of cement to generate multiple corrosion degrees. The results showed that exposure to high temperatures has slightly increased the corrosion activity of the T specimens. While the exposure to high relative humidity has clearly increased the corrosion probability of the RH specimens, comparing with the reference R specimens. However, for such environmental conditions, it was found that the reliabilities of the HCP and the ER techniques still questionable and need further investigation.

Reliability of Non - Destructive Technologies in Corrosion Detection of Reinforced Concrete Structures

Civil and Environmental Engineering

This work is licensed under the Creative Commons Attribution 4.0 International License.

In this paper, the reliability of two nondestructive corrosion detection methods, Half-Cell Potential (HCP) and Electrical Resistivity (ER), was evaluated,...

Reliability of Non - Destructive Technologies in Corrosion Detection of Reinforced Concrete Structures

Published Online: Jun 29, 2022

Page range: 137 - 147

DOI: https://doi.org/10.2478/cee-2022-0013

Keywords
NDT, Reliability, HCP, ER, Corrosion

© 2022 Omar Y. Jabir et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Reliability of Non - Destructive Technologies in Corrosion Detection of Reinforced Concrete Structures

Published Online: Jun 29, 2022

Page range: 137 - 147

DOI: https://doi.org/10.2478/cee-2022-0013

KeywordsNDT, Reliability, HCP, ER, Corrosion

© 2022 Omar Y. Jabir et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
NDT, Reliability, HCP, ER, Corrosion