Results 21 to 30 of about 1,252 (184)

Effect of main and NSM reinforcing materials on the behavior of the shear strengthened RC beams with NSM reinforced HSC layers and bars

open access: yesCase Studies in Construction Materials, 2023
It became common practice to utilize near-surface mounted (NSM) bars to improve the shear capacity of steel-reinforced concrete (RC) beams. Consequently, carbon fiber-reinforced polymer (FRP) is usually used to improve RC beams' shear performance ...
Ayman Abdo   +3 more
doaj   +1 more source

Effect of GFRP and steel reinforcement bars on the flexural behavior of RC beams containing recycled aggregate�

open access: yesFracture and Structural Integrity, 2022
Concrete containing wastes from the demolition of old deteriorated buildings are produced enormously. Concrete is a brittle matrix that is usually reinforced by ductile reinforcement such as steel bars.
Rasha A. El-Sadany   +2 more
doaj   +1 more source

Optimization of Concrete Beams Reinforced with GFRP Bars [PDF]

open access: yesJournal of Soft Computing in Civil Engineering, 2022
Members with GFRP bars exhibit different behavior from those with steel bars due to the brittle and low elastic modulus of the GFRP bars. However, there are limited studies considering the optimum design of reinforced concrete members with GFRP bars ...
Thaer Alrudaini
doaj   +1 more source

Experimental and Numerical Investigation of Steel- and GFRP-Reinforced Concrete Beams Subject to Fire Exposure

open access: yesBuildings, 2023
This study investigates the behavior of three concrete beams reinforced with steel and GFRP bars under fire exposure. The fire tests of three beams were conducted including one control steel-reinforced concrete (RC) beam and two GFRP-RC beams.
Chanachai Thongchom   +6 more
doaj   +1 more source

Combined Effects of Curing Temperatures and Alkaline Concrete on Tensile Properties of GFRP Bars

open access: yesInternational Journal of Polymer Science, 2017
A significant number of studies have been conducted on the tensile properties of GFRP bars embedded in concrete under different environments. However, most of these studies have been experimentally based on the environmental immersion test after standard-
Wen-rui Yang   +4 more
doaj   +1 more source

Assessment and Prediction Model of GFRP Bars’ Durability Performance in Seawater Environment

open access: yesBuildings, 2022
In this study, the performance degradation law and mechanism of glass fiber reinforced polymer (GFRP) bars were investigated by being immersed in natural seawater (denoted as SW), saline-alkali solution (SA), or wrapped with concrete, and then submerged ...
Wenchao Li   +6 more
doaj   +1 more source

Durability evaluation of GFRP rebars in harsh alkaline environment using optimized tree-based random forest model

open access: yesJournal of Ocean Engineering and Science, 2022
GFRP bars reinforced in submerged or moist seawater and ocean concrete is subjected to highly alkaline conditions. While investigating the durability of GFRP bars in alkaline environment, the effect of surrounding temperature and conditioning duration on
Mudassir Iqbal   +2 more
doaj   +1 more source

Study on bond performance parameters of GFRP bars based on pull-out test

open access: yes四川大学学报. 自然科学版, 2021
To obtain reasonable bond performance parameters of GFRP bars, the indoor pull-out test and numerical simulation are used to study the bond performance between GFRP bars and mortars.
ZHANG Xin   +3 more
doaj  

Bending reinforced concrete beams with glass fiber reinforced polymer bars: an experimental analysis

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
: There is a recurring need to construct in places where environmental aggressiveness is very high, such as tidal-splash sites, chemical industries, etc.
Tales Viebrantz Fernandes   +2 more
doaj   +1 more source

Cyclic Flexural and Shear Performances of Beam Elements with Longitudinal Glass Fiber Reinforced Polymer (GFRP) Bars in Exterior Beam-Column Connections

open access: yesApplied Sciences, 2018
The objective of this study is to examine the effect of the poor anchorage length of glass fiber reinforced polymer (GFRP) bars used for longitudinal reinforcement on the flexural and shear performances of beam elements in exterior beam⁻column ...
Keun-Hyeok Yang, Ju-Hyun Mun
doaj   +1 more source

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