Results 1 to 10 of about 1,665,215 (302)

The Chloride Ion Penetration Mechanism in Basalt Fiber Reinforced Concrete under Compression after Elevated Temperatures

Applied Sciences, 2021
Chloride ion penetration frequently leads to steel corrosion and reduces the durability of reinforced concrete. Although previous studies have investigated the chloride ion permeability of some fiber concrete, the chloride ion permeability of the basalt ...
Limin Lu, Shaohua Wu, Yuwen Qin, Guanglin Yuan, Qingli Zhao, Jeung-Hwan Doh   +5 more
doaj   +2 more sources

Effect of chloride ion content on pitting corrosion of dispersion-strengthened-high-strength steel

Corrosion Communications, 2022
Chloride ion is an important corrosion factor in marine environment. Chloride ion has a small radius and strong permeability, which can destroy the oxide film on the surface of marine structural steel.
Ping Li, Min Du
doaj   +3 more sources

Effect of chloride binding and sulfate ion attack on the chloride diffusion in calcium sulfoaluminate-based material under seawater environment

Journal of Materials Research and Technology
The diffusion of chloride ions in reinforced concrete under the seawater environment will affect the physical or mechanical properties and durability.
Xin Qiu, Jingqiang Yuan, Weizhong Chen, Xianjun Tan, Guojun Wu, Hongming Tian   +5 more
doaj   +3 more sources

Simulation Study on Chlorine Ion Resistance of Anti - Corrosion Coatings of Highway Concrete Guardrails in Frigid Areas [PDF]

Cailiao Baohu, 2022
In the winter of North China, the use of a large amount of chlorine salt snow - melting agent makes the durability problem of highway concrete guardrail increasingly serious. Aiming at this problme, a simulation model of chloride ion corrosion resistance
LIU Ze
doaj   +1 more source

Study on chloride ion diffusion characteristics of reactive powder concrete under different loads [PDF]

E3S Web of Conferences, 2021
Reactive powder concrete (RPC) is a new cement-based material with ultra-high strength, high durability, high toughness and good volume stability. The study of chloride corrosion behavior is of great significance to the application of RPC in complex ...
Xin-e Yan
doaj   +1 more source

Chloride Ion Corrosion Resistance of Innovative Self-Healing SMA Fiber-Reinforced Engineering Cementitious Composites under Dry-Wet Cycles for Ocean Structures

Buildings, 2023
To evaluate the chloride ion corrosion resistance of proposed innovative self-healing concrete based on shape memory alloys (SMA) and engineering cementitious composites (ECC), a total of 2 kinds of 22 specimens were prepared.
Weihong Chen, Yi Liu, Hui Qian, Peng Wu, Yingxiong Wu, Fanghao Liu   +5 more
doaj   +1 more source

Effect of Metakaolin on the Diffusion Properties of Chloride Ions in Cement Mortar under the Coupling Effect of Multiple Factors in Marine Environment

Advances in Civil Engineering, 2023
To address the problem of chloride ion transport in cement concrete in marine environment, this study investigates the effect of metakaolin dosage on the chloride ion diffusion resistance of mortar and its mechanism by testing the chloride ion binding ...
Yezhen Yuan, Kaimin Niu, Bo Tian, Lijuan Kong, Lihui Li   +4 more
doaj   +1 more source

Coupled Transport of Sulfate and Chloride Ions With Adsorption Effect: A Numerical Analysis

Frontiers in Materials, 2020
In the marine environment, reinforced concrete will suffer from chloride ion erosion and sulfate ion erosion at the same time. However, most scholars only study the interaction mechanism between chloride ion and sulfate ion, and the consideration of ...
Jun Xu, Jun Xu, Rui Mo, Penggang Wang, Jiguo Zhou, Xiaojin Dong, Wei She   +6 more
doaj   +1 more source

Iodide and chloride ions diffusivity, pore characterization and microstructures of concrete incorporating ground granulated blast furnace slag

Journal of Materials Research and Technology, 2022
Innovative approaches are under research to study the resistance of chloride ion penetration in concrete containing chloride ions, to minimize the impact of chloride ion penetration test errors in coastal reinforced concrete (RC), which is helpful to the
Hesong Jin, Zhenlin Li, Weizhuo Zhang, Jun Liu, Renbin Xie, Luping Tang, Jihua Zhu   +6 more
doaj   +1 more source

Five-phase Mesoscopic Numerical Simulation of Chloride Permeation Resistance in Recycled Aggregate Concrete [PDF]

Zhengzhou Daxue xuebao. Gongxue ban, 2022
Considering the heterogeneity of micro-structure of recycled aggregate concrete (RAC), a five-phase model was established, which included new and old interface transition zones (ITZ), new mortar, old adherent mortar, and natural aggregate. Based on the
JIN Libing, YU Hualong, WANG Zhenqing, XUE Pengfei, WU Qiang   +4 more
doaj   +1 more source