Results 31 to 40 of about 28,127 (160)

Structure Strength Correction Value for Concrete’s Mix Proportion Strength Using Low-Quality Recycled Aggregate

open access: yesCrystals, 2022
To develop a design method for concrete using low-quality recycled aggregates, an experimental study was conducted on applicability to examine the structural strength correction value (S value) and calculation of mix proportion strength of recycled ...
Yasuhiro Dosho
doaj   +1 more source

Prediction of Creep Concrete in Lightweight Concrete with Pumice as Coarse Aggregate

open access: yesRekayasa Sipil
Concrete creep is the additional strain that develops in concrete under constant stress over time. In this study, lightweight concrete is created by entirely replacing coarse aggregate with pumice to reduce the concrete's overall weight.
Chairah Maulidyah   +2 more
doaj   +1 more source

Development of a Lytag-silica fume based lightweight concrete and corresponding design equation for pure bending

open access: yesCase Studies in Construction Materials, 2023
This study presents a novel Lytag-silica fume concrete (LSFC) for structural and other construction applications. The evaluation of compressive strength development and stress strain relationships of the LSFC light weight was carried out to determine the
Promise D. Nukah   +3 more
doaj   +1 more source

Behavior of hybrid Reinforced Concrete Beams made with two types of concrete (Normal Weight and Reactive Powder Concrete)

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract This research confirms the use of finite element modeling using volume 16 ANSYS package to represent the non pre stressed concrete beams reinforced with steel bars, reactive powder concrete beams and hybrid reinforced concrete beams.
Khudhayer Najim Abdullh Kammash   +2 more
openaire   +1 more source

Mechanical and radiation attenuation properties of conventional and heavy concrete with diverse aggregate and water/cement ratios

open access: yesGrađevinar, 2022
This paper presents the results of comprehensive laboratory work conducted for investigating the mechanical and radiation attenuation characteristics of heavyweight concrete produced with pyrite, chromium, and magnetite aggregates and normal weight ...
Ilker Ustabas   +6 more
doaj   +1 more source

Torsional Strength Prediction of RC Hybrid Deep T-Beam with an Opening using Softened Truss Model

open access: yesCivil Engineering Dimension, 2013
This paper presents an analytical study to predict the torsional behavior of reinforced concrete (RC) hybrid deep T-beam with opening and to compare to the experimental results. The RC hybrid deep T-beam was cast with normal weight concrete web and light
Lisantono, A., Besari, M., Suhud, R.
doaj  

Performance of lightweight coconut shell concrete-filled circular steel tube columns under axial compression

open access: yesMaterials Research Express
The current study aimed to use coconut shell concrete, a structural lightweight concrete, as an infill material in concrete-filled steel tube (CFST) columns and test it under axial compression.
Ilanthalir Amala Sornam   +1 more
doaj   +1 more source

Comparative Study of Glass Fiber Reinforcement in Lightweight and Normal Weight Concrete

open access: yesInternational Journal of Multidisciplinary Research in Science, Engineering and Technology, 2023
The utilization of fiber reinforcement in concrete has garnered significant attention due to its potential to enhance mechanical properties and durability. This research paper aims to compare the effects of glass fiber reinforcement on lightweight concrete (LWC) and normal weight concrete (NWC).
Ashish Lodhi   +4 more
openaire   +1 more source

Freeze-Thaw Resistance of Normal and High Strength Concretes Produced with Fly Ash and Silica Fume

open access: yesAdvances in Materials Science and Engineering, 2015
This study is based on determination of the freeze-thaw resistance of air-entrained and non-air-entrained normal strength concrete (NC) and high strength concrete (HSC) produced with fly ash and silica fume according to surface scaling.
Cenk Karakurt, Yıldırım Bayazıt
doaj   +1 more source

Durability of Structural Lightweight Concrete Containing Expanded Perlite Aggregate

open access: yesInternational Journal of Concrete Structures and Materials, 2020
This study focuses on the development of durable structural lightweight concrete (LWC) by incorporating expanded perlite aggregate (EPA) in the range of 0 to 20% by weight.
Mohammed Ibrahim   +4 more
doaj   +1 more source

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