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Sinan Kiremit, Julian Cremer, Yannic Stallmeier, Adrian Sonntag, Michaela Klöcker, Dario Anselmetti, Andreas Hütten and Thomas Kordisch
In order to investigate the electrochemical pitting corrosion in more detail, a micro-corrosion cell was developed, allowing real-time in situ optical observations of steel surfaces in direct correlation with electrochemical measurement results. In this ...
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Wei Peng and Weijie Fan
In order to study the corrosion time-varying law and fatigue properties of high-strength steel strands used for marine environment structures, the accelerated corrosion test of steel strands was carried out by using a climate simulation chamber, and samp...
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Lorenzo Franceschini, Beatrice Belletti, Francesco Tondolo and Javier Sanchez
One of the most urgent scientific needs from a technical and economic engineering point of view is the assessment of concrete structures suffering corrosion deterioration. However, the pursuit of this target in the case of corroded prestressed concrete (...
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Alan Turnbull
A perspective is presented on the evolution of damage due to environmentally assisted cracking (EAC), from crack precursor development through to long crack growth. The variable nature of crack precursors is highlighted with an observation that uncontrol...
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Loris Molent and Russell Wanhill
Corrosion-induced maintenance is a significant cost driver and availability degrader for aircraft structures. Although well-established analyses enable assessing the corrosion impact on structural integrity, this is not the case for fatigue nucleation an...
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Luigi Calabrese and Edoardo Proverbio
The complex nature of the damage evolution in stress corrosion cracking (SCC) leads to explore for new investigation technologies in order to better identify the mechanisms that supervise the initiation and evolution of the damage as well to provide an i...
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Ai Serizawa, Takuhiro Oda, Kohei Watanabe, Kotaro Mori, Tetsuya Yokomizo and Takahiro Ishizaki
Al alloys offer excellent physical and mechanical properties, such as a low density, high specific strength, and good ductility. However, their low corrosion resistance has restricted their application in corrosive environments. There is a need, therefor...
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Fangyuan Wang, Renhua Wang and Jianjun Ju
H-section columns with random pitting corrosion exhibit localized damage, making it imperative to conduct a thorough assessment in order to guarantee their long-term structural safety and integrity. This paper presents a method for constructing finite el...
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Goran Vukelic, Goran Vizentin, Josip Brnic, Marino Brcic and Florian Sedmak
Extreme environments, such as marine environments, have negative impacts on welded steel structures, causing corrosion, reduced structural integrity and, consequently, failures. That is why it is necessary to perform an experimental research sea exposure...
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Vitalis I. Chukwuike and Rakesh C. Barik
Corrosion of metals leads to high maintenance costs, as well as potential threats to structural health and safety. Here, we demonstrate the coating of cobalt tungstate (CoWO4) nanoparticles (NPS)/5-mercapto-1-phenyl-1 H-tetrazole derivative (MPT) used as...
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Robert E. Melchers
For infrastructure applications in marine environments, the eventual initiation of corrosion (and pitting) of steels (and other metals and alloys) often is assumed an inescapable fact, and practical interest then centres on the rate at which corrosion da...
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Hejie Yang, Yimin Gao and Weichao Qin
The corrosion behavior of Ni-P coating deposited on 3003 aluminum alloy in flue gas condensate was investigated by electrochemical approaches. The results indicated that nitrite acted as a corrosion inhibitor. The inhibiting effect of nitrite was reduced...
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Yaoye Zhang, Dongsheng Li and Zhi Zhou
This study identified depths of artificial pitting corrosion on the galvanized steel wires, frequently used in bridge cables, based on the time reversal method (TRM). Specifically, the multimode longitudinal ultrasonic guided waves are excited in terms o...
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Hejie Yang, Yimin Gao and Weichao Qin
The corrosion behavior of Ni-P coating deposited on 3003 aluminum alloy in flue gas condensate was investigated by electrochemical approaches. The results indicated that nitrite acted as a corrosion inhibitor. The inhibiting effect of nitrite was reduced...
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Ying Wang and Yuqian Zheng
A numerical simulation method is presented in this paper to study the damage evolution and failure process of high-strength steel wires with pre-corrosion defects in cable-stayed bridges under fatigue loads. This method was based on the mechanism of crac...
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Isabel Rute Fontinha and Elsa Eustáquio
Anodizing is commonly used for corrosion protection of aluminum and its alloys in the construction industry. The anodic aluminum oxide (AAO) coating has a high ability to prevent the development of extensive pitting corrosion in aluminum substrates, part...
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Cem Örnek, Kemal Davut, Mustafa Kocabas, Aleyna Bayatli and Mustafa Ürgen
The corrosion morphology in grade 2205 duplex stainless steel wire was studied to understand the nature of pitting and the causes of the ferrite phase?s selective corrosion in acidic (pH 3) NaCl solutions at 60 °C. It is shown that the corrosion mechanis...
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Hoang C. Phan, Linda L. Blackall and Scott A. Wade
Microbially influenced corrosion (MIC) is responsible for significant damage to major marine infrastructure worldwide. While the microbes responsible for MIC typically exist in the environment in a synergistic combination of different species, the vast m...
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Talah Abohalkuma, Abdul Shaban, Judit Telegdi
Pág. 165 - 168
Self assembled monolayers (SAM) formed by fluoro-phosphonic and undecenyl-phosphonic acids on carbon steel surfaces as anticorrosive nanocoatings were investigated. The anticorrosive efficacy of these SAM layers was followed by atomic force microscopy, w...
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Samuel Bowman, Vikas Agrawal and Shikha Sharma
Time series experiments were used to explore the fluid redox impact on the corrosion of Q125, 316L, and C276 steels in low-ionic-strength and neutral water at temperature and pressure conditions associated with low-temperature geothermal systems. After e...
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