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

<p>The objective of this study is to evaluate the effect of pozzolan on the durability of high-performance fiber concretes in two aggressive environments. For this, prismatic test pieces were made at (0%, 10%, 20%, and 40%) of pozzolan and immersed in two acids, hydrochloric and sulfuric. Then characterizations were carried out, such as the loss of mass, the depth of degradation and the mechanical resistance. The results obtained show that with the substitution rate of pozzolan, the loss of mass and the depth of degradation increase in the two acids, while the mechanical strength increases in hydrochloric acid and decreases in sulfuric acid.</p>
</abstract>

The objective of this study is to evaluate the effect of pozzolan on the durability of high-performance fiber concretes in two aggressive environments. For this, prismatic test pieces were made at (0%, 10%, 20%, and 40%) of pozzolan and immersed in two acids, hydrochloric and sulfuric. Then characterizations were carried out, such as the loss of mass, the depth of degradation and the mechanical resistance. The results obtained show that with the substitution rate of pozzolan, the loss of mass and the depth of degradation increase in the two acids, while the mechanical strength increases in hydrochloric acid and decreases in sulfuric acid.

Durability of Different UHPFRCs, Made from Pozzolan as a Substitute for Portland Cement and Immersed in Two Aggressive Environments of Hydrochloric and Sulfuric Acids

M’Hamed Bougara University, Faculty of Technology

Process Engineering Department, Research unit: Materials, Processes and Environment

Selected Scientific Papers - Journal of Civil Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The objective of this study is to evaluate the effect of pozzolan on the durability of high-performance fiber concretes in two aggressive environments. For...

Durability of Different UHPFRCs, Made from Pozzolan as a Substitute for Portland Cement and Immersed in Two Aggressive Environments of Hydrochloric and Sulfuric Acids

Publié en ligne: 14 janv. 2023

Pages: 1 - 9

DOI: https://doi.org/10.2478/sspjce-2022-0005

Mots clés
pozzolan, durability, chemical attack, loss of mass, hydrochloric acid and sulfuric acid

© 2022 Farida Ait Medjber et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Durability of Different UHPFRCs, Made from Pozzolan as a Substitute for Portland Cement and Immersed in Two Aggressive Environments of Hydrochloric and Sulfuric Acids

Publié en ligne: 14 janv. 2023

Pages: 1 - 9

DOI: https://doi.org/10.2478/sspjce-2022-0005

Mots cléspozzolan, durability, chemical attack, loss of mass, hydrochloric acid and sulfuric acid

© 2022 Farida Ait Medjber et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
pozzolan, durability, chemical attack, loss of mass, hydrochloric acid and sulfuric acid