Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment

Medium carbon steel is widely consumed by various industrial sectors due to its attractive set of mechanical properties and low cost, but it experiences deterioration when exposed to a corrosive environment. In the present study, Aloe Vera plant extract was studied as a green corrosion inhibitor for...

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Main Authors: Suhail Mashooque, Mukesh Kumar, Imran Nazir Unar
Format: Article
Language:English
Published: National Centre of Excellence in Analytical Chemsitry 2022-06-01
Series:Pakistan Journal of Analytical & Environmental Chemistry
Subjects:
Online Access:http://www.pjaec.pk/index.php/pjaec/article/view/855/435
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author Suhail Mashooque
Mukesh Kumar
Imran Nazir Unar
author_facet Suhail Mashooque
Mukesh Kumar
Imran Nazir Unar
author_sort Suhail Mashooque
collection DOAJ
description Medium carbon steel is widely consumed by various industrial sectors due to its attractive set of mechanical properties and low cost, but it experiences deterioration when exposed to a corrosive environment. In the present study, Aloe Vera plant extract was studied as a green corrosion inhibitor for medium carbon steel in an acidic medium. The presence of inhibitive compounds in Aloe Vera plant extract was determined by FTIR. Moreover, the inhibition efficiency was determined through gravimetric analysis and electrochemical analysis. The results show that the Aloe Vera plant extract provided inhibition efficiency of more than 90% in both gravimetric and electrochemical analyses. Furthermore, the shift in polarization curves depicts that this plant extract is a mixed type inhibitor acting as an anodic and cathodic inhibitor. Overall, Aloe Vera plant extract provides excellent corrosion inhibition to medium carbon steel in the H2SO4 environment and can be used as a green corrosion inhibitor for mitigating internal corrosion of pipelines and storage tanks.
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spelling doaj.art-f5f3fcccb01f4184881287adbb6fe6962022-12-22T00:31:04ZengNational Centre of Excellence in Analytical ChemsitryPakistan Journal of Analytical & Environmental Chemistry1996-918X2221-52552022-06-01231707810.21743/pjaec/2022.01.07Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid EnvironmentSuhail Mashooque0Mukesh Kumar1Imran Nazir Unar2Department of Metallurgy and Materials Engineering, Mehran University of Engineering and Technology, Jamshoro, Sindh, Pakistan.Department of Metallurgy and Materials Engineering, Mehran University of Engineering and Technology, Jamshoro, Sindh, Pakistan.Department of Chemical Engineering, Mehran University of Engineering and Technology, Jamshoro, Sindh, Pakistan.Medium carbon steel is widely consumed by various industrial sectors due to its attractive set of mechanical properties and low cost, but it experiences deterioration when exposed to a corrosive environment. In the present study, Aloe Vera plant extract was studied as a green corrosion inhibitor for medium carbon steel in an acidic medium. The presence of inhibitive compounds in Aloe Vera plant extract was determined by FTIR. Moreover, the inhibition efficiency was determined through gravimetric analysis and electrochemical analysis. The results show that the Aloe Vera plant extract provided inhibition efficiency of more than 90% in both gravimetric and electrochemical analyses. Furthermore, the shift in polarization curves depicts that this plant extract is a mixed type inhibitor acting as an anodic and cathodic inhibitor. Overall, Aloe Vera plant extract provides excellent corrosion inhibition to medium carbon steel in the H2SO4 environment and can be used as a green corrosion inhibitor for mitigating internal corrosion of pipelines and storage tanks. http://www.pjaec.pk/index.php/pjaec/article/view/855/435aloe verah2so4 environmentinternal corrosionmedium carbon steel
spellingShingle Suhail Mashooque
Mukesh Kumar
Imran Nazir Unar
Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment
Pakistan Journal of Analytical & Environmental Chemistry
aloe vera
h2so4 environment
internal corrosion
medium carbon steel
title Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment
title_full Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment
title_fullStr Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment
title_full_unstemmed Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment
title_short Effect of Aloe Vera Extract as Green Corrosion Inhibitor on Medium Carbon Steel in Sulphuric Acid Environment
title_sort effect of aloe vera extract as green corrosion inhibitor on medium carbon steel in sulphuric acid environment
topic aloe vera
h2so4 environment
internal corrosion
medium carbon steel
url http://www.pjaec.pk/index.php/pjaec/article/view/855/435
work_keys_str_mv AT suhailmashooque effectofaloeveraextractasgreencorrosioninhibitoronmediumcarbonsteelinsulphuricacidenvironment
AT mukeshkumar effectofaloeveraextractasgreencorrosioninhibitoronmediumcarbonsteelinsulphuricacidenvironment
AT imrannazirunar effectofaloeveraextractasgreencorrosioninhibitoronmediumcarbonsteelinsulphuricacidenvironment