Results 1 to 10 of about 24,184 (310)

Research into steel-concrete bond in fire conditions

open access: yesBudownictwo i Architektura, 2008
The article presents results from the research into fire temperature influence on steel-concrete bond and on the bond reduction for both in-fire and after-fire status.
Zoja Bednarek, Paweł Ogrodnik
doaj   +3 more sources

Experimental Investigation of Steel-Concrete Bond for Thin Reinforcing Bars [PDF]

open access: yesLatin American Journal of Solids and Structures, 2017
The steel-concrete bond is a fundamental property in reinforced concrete structures. Although there are several studies on the steel-concrete bond, few of them have evaluated the performance of reinforcing bars with diameters less than 10.0 mm, which ...
Eliene Pires Carvalho   +4 more
doaj   +3 more sources

Bond performance between recycled concrete and steel bar after high temperature

open access: yesNonlinear Engineering, 2023
To investigate the influence of high temperatures on the bond performance of recycled concrete and steel bar, this article considers the influence of different concrete types (ordinary concrete and recycled concrete) and different temperatures (20, 100 ...
Wang Qihao   +3 more
doaj   +1 more source

Nonlinear numerical simulation of bond performance between recycled concrete and corroded steel bars

open access: yesNonlinear Engineering, 2023
In this article, the bond performance between recycled concrete and corroded steel bars is analyzed by the nonlinear numerical simulation. The result shows that the maximum bond strength between recycled concrete and steel bar decreases with the increase
Li Zhenfang   +6 more
doaj   +1 more source

Synergistic Bond Properties of Different Deformed Steel Fibers Embedded in Mortars Wet-Sieved from Self-Compacting SFRC

open access: yesApplied Sciences, 2021
Reliable bond of steel fiber in concrete is a key problem relating to the reinforcing effect of steel fiber on concrete matrix and for the guide in significance for the optimal design of the geometry and mechanical properties of steel fiber.
Xinxin Ding   +4 more
doaj   +1 more source

Experimental Study on the Bond-Slip Behavior of Steel-Steel Fiber Recycled Aggregate Concrete

open access: yesBuildings, 2022
To study the bond–slip behavior of steel–steel fiber recycled aggregate concrete, push-out tests of 16 specimens were carried out using steel fiber volume ratio, steel fiber aspect ratio, steel protective layer thickness and steel embedded length as the ...
Rui Ren   +5 more
doaj   +1 more source

Effect of Adding Carbon Nanotubes on Corrosion Rates and Steel-Concrete Bond [PDF]

open access: yesScientific Reports, 2019
AbstractThis paper presents a continuation of the evaluation of utilizing Nano Carbon Tubes (CNTs) in reinforced concrete (CNT-CRETE). The compressive, tensile and bond strengths of the samples with and without CNTs were investigated. Scanning Electron Microscope (SME) was utilized to study the microstructure of the prepared samples.
Ahmed Hassan   +2 more
openaire   +4 more sources

Finite element analysis on the bond behavior of steel bar in salt–frost-damaged recycled coarse aggregate concrete

open access: yesReviews on Advanced Materials Science, 2021
In this article, the ABAQUS finite element software is used to simulate the bond behavior of the steel bar in salt–frost-damaged recycled coarse aggregate concrete, and the influence of the steel bar diameter and the concrete cover thickness on the bond ...
Su Tian   +6 more
doaj   +1 more source

Multi-objective optimization on mix proportions of HSHPC applied to SRC composite structures [PDF]

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2008
The fine bond behaviour between steel shape and concrete is the base of their cooperation. For designing high strength and high performance concrete (HSHPC) applied to steel reinforced concrete (SRC) structures, a mathematical model of multi-objective
Zheng Shan-Suo   +5 more
doaj   +1 more source

Influence of Hybrid Fibres on Bond Strength of Concrete [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2020
Bond strength between embedded bar and concrete plays vital role in the design of various reinforced concrete structural elements. Use of metallic and synthetic fibres has been shown to be an effective method to enhance tensile strength, reduce shrinkage
Srinivasa Rao Naraganti   +2 more
doaj   +1 more source

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