Results 1 to 10 of about 22,375 (178)

Macrocell Corrosion Currents in Simulated Concrete Pore Solution and Reinforced Concrete

open access: yesInternational Journal of Concrete Structures and Materials, 2023
Chloride-induced rebar corrosion is one of the main causes of damage in reinforced concrete structures (RCS). Chloride attacks lead to depassivation creating pits, which can imply major losses of sections. The current generated at these spots (microcell)
Josep Ramon Lliso-Ferrando   +3 more
doaj   +4 more sources

Sodium Succinate as a Corrosion Inhibitor for Carbon Steel Rebars in Simulated Concrete Pore Solution [PDF]

open access: yesMolecules, 2022
The inhibiting performance of sodium succinate (Na2C4H4O4) was evaluated as an organic environmentally friendly corrosion inhibitor for carbon steel rebars in 0.6 M Cl− simulated concrete pore solution.
Ahmed Mohamed   +2 more
doaj   +2 more sources

Improved Corrosion Resistance of Magnesium Alloy in Simulated Concrete Pore Solution by Hydrothermal Treatment. [PDF]

open access: yesScanning, 2020
Magnesium alloys are considered for building materials in this study due to their natural immunity to corrosion in alkaline concrete pore solution. But, chloride ions attack often hinders the application of most metals. Therefore, it is necessary to conduct a preliminary corrosion evaluation and attempt to find an effective way to resist the attack of ...
Wang Y, Wu G, Sun J.
europepmc   +4 more sources

Passivation and Depassivation of HPB335 Carbon Steel in Simulated Concrete Pore Solution

open access: yesInternational Journal of Electrochemical Science, 2020
In order to study the corrosion mechanism of carbon steel, the passive film characteristics, critical chloride threshold and depassivation of HPB335 carbon steel in different solutions were studied.
Haodong Ji   +7 more
doaj   +2 more sources

Inhibition performance of uniconazole on steel corrosion in simulated concrete pore solution: An eco-friendly way for steel protection [PDF]

open access: yesHeliyon
Corrosion inhibitors play a vital role in impeding the corrosion process of steel bars within concrete structures exposed to corrosive environments. Nevertheless, conventional corrosion inhibitors pose environmental risks.
Yuanyuan Meng, Shuangxi Li, Zhi Zhang
doaj   +2 more sources

Electrochemical and Passivation Behavior of Duplex Stainless Steel in Simulated Concrete Pore Solution

open access: yesInternational Journal of Electrochemical Science, 2017
Corrosion of steel bars is an important cause of damage to concrete structures, and the passivation films formed on the surface of steel bars could play an effectively protective effect against corrosion.
Jian WANG   +3 more
doaj   +2 more sources

Passivation Behavior of Chromium Alloyed High-Strength Rebar in Simulated Concrete Pore Solution

open access: yesMetals
In this study, SEM, AFM, TEM, XPS, and electrochemical tests are used to study the passivation behavior of chromium alloyed high-strength rebar in simulated concrete pore (SCP) solutions with different pH values.
Hongxia Bao   +8 more
doaj   +2 more sources

Inhibition Mechanism of Oxalhydrazide on Reinforcing Steel in Pore Solution Contaminated by 3.5%NaCl - Experimental and Theoretical Study [PDF]

open access: yesMATEC Web of Conferences, 2023
Concrete is one among the most consumed materials on the planet secondary to water. However, the degradation of concrete happens due to the corrosion of reinforcement.
Subash Smrithy   +2 more
doaj   +1 more source

Effect of Viscosity Modifying Admixture on the Rust Resistance Performance of Rebar in Simulated Concrete Pore Solution [PDF]

open access: yesCailiao Baohu, 2023
In order to research the effect of viscosity modifying admixture (VMA) on the rebar rust resistance in self-compacting concrete, stereoscopic microscope, linear polarization, electrochemical impedance spectroscopy and Tafel polarization test method were ...
ZHOU Fu-jun, ZHI Fang-fang, JIANG Lin-hua, LU Feng-hua
doaj   +1 more source

Copper Corrosion Behavior in Simulated Concrete-Pore Solutions [PDF]

open access: yesMetals, 2020
The copper corrosion was studied for 30 days in two alkaline electrolytes: saturated Ca(OH)2 and cement extract, employed to simulate concrete-pore environments. Electrochemical Impedance Spectroscopy (EIS) and Cyclic Voltammetry were carried out at the open circuit potential (OCP), and potentiodynamic polarization (PDP) curves were performed for ...
Ángel Bacelis   +2 more
openaire   +2 more sources

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