Anti-Corrosion Methods and Materials: Volume 71 Issue 6

Response surface methodology and experimental evaluation of the inhibitory properties of corn leaf extract for aluminum corrosion in acid media

Justin C Emereole, Chigoziri N Njoku, Alexander I Ikeuba, Ifenyinwa C Ekeke, Emmanuel Yakubu, Ogbonna C Nkuzinna, Nnamdi A Nnodum, Madueke S Nwakaudu

This study aims to develop eco-friendly corrosion inhibitors for aluminum in acidic media by evaluating the corrosion inhibition properties of corn leaf extract (CLE) using…

Synergistic corrosion behavior of Cl− and oxalic acid on ADC12 aluminum alloy

Sudan Liu, Hualiang Huang, Jinbei He

As a commonly engine coolant, ethylene glycol can produce corrosive acid byproducts at high temperatures when the car is running, specifically oxalic acid (OA), which can shorten…

Experimental and simulation analysis of mechanical property degradation of corrosion thinning of Q355 steel for transmission towers

Xin Guo, Jiesong Tu, Zhibin Fan, Baoshuai Du, Hongfei Shang, Jiangfeng An, Dan Jia

Corrosion thinning reduces the effective cross-sectional areas of steel structures and degrades their mechanical properties. This study aims to investigate the relationship…

Synthesis and evaluation of Schiff base as corrosion inhibitor for carbon steel in 1 M HCl solution

Hojat Jafari, Elham Ameri

The main purpose of the present study is to introduce new Schiff bases as corrosion inhibitor for carbon steel in 1 M HCl. The inhibitory activity of Schiff base was also assessed.

Corrosion resistance of MWCNTs-nanoZnO composite reinforced chromium-free Zn-Al coating

Yu Fu, Junwen Zhao, Xujia Li, Yiwen Peng

This paper aims to prepare high corrosion-resistant chromium-free zinc-aluminum (Zn–Al) coatings reinforced with multi-walled carbon nanotubes (MWCNTs) and nano-ZnO particle…

Research of two kinds of PANI@semiconductor based photocathodic coating corrosion protection effect and mechanism

Xi Jin, Hui Xu, Qifeng Zhao, Hao Zeng, Bing Lin, Ying Xiao, Junlei Tang, Zhen Nie, Yan Yan, Zhigang Di, Rudong Zhou

This study aims to report the development and experimental evaluation of two kinds of PANI@semiconductor based photocathodic anti-corrosion coating, for application on stainless…

Research on the corrosion inhibition performance and mechanism of pyrimidine quaternary ammonium salt

Minglu Shao, Zhanqi Fang, Mengjie Cheng, Lipei Fu, Kaili Liao, Ailian Chang

At present, research on the preparation of corrosion inhibitors using modified pyrimidine derivatives is still blank. The purpose of this study is to synthesize a new cationic…

The failure mechanism of field polyethylene gas pipeline with gas leakage at electrofusion joint

Qing Bao, Baojin Wang, Manman Li, Chao Li, Jin Gao

A section of in-service PE gas pipeline in Guocun, Beijing, was found to appear gas leaking at the electrofusion (EF) joint. This study is dedicated to reveal the material cause…

Hot corrosion behavior of selective laser melted TiC/GT D222 nickel-based composite in 75% Na2SO4 and 25% K2SO4 molten salt medium at 900°C

Yuting Lv, Xing Ouyang, Yaojie Liu, Ying Tian, Rui Wang, Guijiang Wei

This paper aims to investigate the differences in hot corrosion behavior of the GTD222 superalloy and TiC/GTD222 composite in a mixed salt of 75% Na₂SO₄ and 25% K₂SO₄ at 900°C.

A novel technology for sequestration of corrosive ions in comparison with benzotriazole: a review

Osuani Fyneface Idema, Malik Abdulwahab, Innocent Okechi Arukalam, Ifeyinwa Ekeke, Chigoziri N. Njoku, Chioma Anyiam, Benedict Onyeachu, Emeka Emmanuel Oguzie

Hexavalent chromium has been a benchmark corrosion inhibitor before it was phased out because of its carcinogenic properties. However, because it was phased out, many alternative…

Enhancing the corrosion resistance of a novel bio-compatible Mg-1Zn-0.45Ca alloy in simulated body fluid by a phosphate treated PEO coating

Kexin Liu, Shuhan Meng, Yi Zhang, Peng Zhou, Tao Zhang, Fuhui Wang

The purpose of this paper is to investigate the effect of plasma electrolytic oxidation (PEO) coatings and sealed PEO coatings on the corrosion resistance and cytocompatibility of…

Exploring optimization strategies for support vector machine-based half-cell potential prediction

Shikha Pandey, Yogesh Iyer Murthy, Sumit Gandhi

This study aims to assess support vector machine (SVM) models' predictive ability to estimate half-cell potential (HCP) values from input parameters by using Bayesian…

The corrosion analysis of X80 pipeline steel welded joint using wire beam electrode and numerical simulation methods

Xiaohui Dou, Yadong Li, Xinwei Zhang, Shengnan Wang, Yang Cheng, Wanpeng Yao, Dalei Zhang, Yan Li

The purpose of this study is to characterize the galvanic corrosion behavior of a simulated X80 pipeline steel welded joint (PSWJ) reconstructed by the wire beam electrode (WBE…

Microstructure, corrosive wear and electrochemical properties of Al2O3 reinforced FeAl coatings by laser cladding

Yang Haoming, Kong Dejun

This study aims to investigate the influences of Al₂O₃ mass fraction on the corrosive wear and electrochemical behaviors of FeAl–xAl₂O₃ coatings.

The corrosion behavior of AZ91 bulk alloy and thin films

Zhenlei Yang, Yuzhou Du, Bo Ma, Qian Wang, Chao Yang

The purpose of this study is to campare the corrosion behavior of Az91 films and bulk sample, in the objective to provide reference for the corrosion resistance improvement of Mg…

Pitting behavior of austenitic stainless-steel welded joints with dense inclusions and methods to enhance pitting resistance

QingYuan Zhou, Yangting Sun, Xiangyu Wang, Xin Tan, Yiming Jiang, Jin Li

This study aims to assess the pitting resistance of austenitic stainless steel welded joints fusion zone (FZ) with high density of inclusions before and after surface treatment…

Effect of cathodic current density on hydrogen embrittlement susceptibility of X70 steel girth weld in different soil simulation solutions

Quan Liu, Renchao Wei, Qingshan Feng, Lianshuang Dai, Xiaotong Huo, Dongying Wang, Zhiwen Yang, Bei Wang, Xiuyun Wang, Chong Wang, Yanjun Wang

In this paper, the authors aim to study the relationship between hydrogen embrittlement (HE) susceptibility and cathodic current density applied on the X70 steel girth welds.

Influence of dysprosium addition on corrosion behavior of NdFeB magnets

Jiandong Yang, Zhiqiang Li, Hongbo Hao, Jinxu Li

This paper aims to investigate the corrosion kinetics and corrosion behavior of NdFeB magnets with the addition of heavy rare earth dysprosium (Dy) for its inhibitory activity on…

Research progress on protective performance evaluation and lifetime prediction of organic coatings

Pan Hao, Yuchao Dun, Jiyun Gong, Shenghui Li, Xuhui Zhao, Yuming Tang, Yu Zuo

Organic coatings are widely used for protecting metal equipment and structures from corrosion. Accurate detection and evaluation of the protective performance and service life of…

A case study: anti-corrosion performances of plasma sprayed AT13 coatings on CrZrCu thin wall cylinder with adjusted parameters for controlling deformation

Jian Hou, Chenyang Liu, Han Wang, Zilin Li, Guosheng Huang, Li Ma, Bo Jiang Ma

This paper aims to control the deformation of a thin wall CrZrCu cylinder components (wall thickness 5 mm, diameter 400 mm) during thermal spray alumina-titania (AT13) coating by…

Effect of graphene on mechanical and anti-corrosion properties of TiO2-SiO2 sol-gel coating

Dmitry Leonidovich Kovalenko, Vy Uong Van, Van Phuc Mac, Thien Vuong Nguyen, Lan Pham Thi, Tuan Anh Nguyen, Vladimir Evgenevich Gaishun, Vasili Vasilievich Vaskevich, Dai Lam Tran

This paper aims to explore how graphene can improve the mechanical and anti-corrosion properties of TiO₂-SiO₂ sol-gel coating. This sol-gel coating has been prepared on aluminum…

A highly efficient method for characterizing the kinetics of hydrogen evolution reaction

Xilin Xiong, Jingjing Yang, Tongqian Chen, Tong Niu

The purpose of this study is to provide a highly efficient method to obtain the kinetics of the hydrogen evolution reaction (HER) on metal electrodes in an alkaline solution and…

Influence of temperature on the cathodic polarization behavior and calcareous deposit properties of X65 steel in sea water

Zhenhong Zhu, Yi Liang, Dapeng Li, Huixin Li, Yanxia Du

This paper aims to investigate how cathodic polarization behavior significantly affects the selection of cathodic protection parameters and the effectiveness of protecting…

Numerical simulation for investigating crevice corrosion of carbon steel in neutral/alkaline concrete construction

Minglei Hu, Kunjie Dai, Wei Zhang, Ke Xu, Jingkun Shi, Xiaoqian Fu, Yucheng Ji, Chaofang Dong

This study aims to investigate the crevice corrosion behavior of carbon steel in neutral/alkaline environments utilizing a transient multi-physics field model.

Nondestructive differential eddy current testing for corrosion detection on coated aluminium alloys

Xiaoliang Tang, Jun Zhou, Guangjian Jian, Qingzhu Deng, Wen Zhao, Shaolan Mo, Zuxin She, Yong Zhong, Lun Huang, Chang Shu, Maolin Pan, Zhongwei Wang

The objective of this study is to use non-destructive testing of corrosion on coated aluminium alloys using differential eddy current detection (DECD), with the aim of elucidating…