Results 31 to 40 of about 23,882 (312)

Mechanical Properties of Recycled Concrete with Polypropylene Fiber and Its Bonding Performance with Rebars

open access: yesMedžiagotyra
This paper explores the influence of polypropylene fiber on the mechanical properties of recycled concrete and the bonding performance between recycled concrete and steel bars.
Shuping SUN   +4 more
doaj   +1 more source

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

Concrete manufacture with un-graded recycled aggregates

open access: yes, 2009
Purpose – The purpose of this paper is to investigate whether concrete that includes un-graded recycled aggregates can be manufactured to a comparable strength to concrete manufactured from virgin aggregates.
Graham, Sue   +2 more
core   +1 more source

Compressive strength improvement for recycled concrete aggregate

open access: yesMATEC Web of Conferences, 2018
Increasing amount of construction waste and, concrete remnants, in particular pose a serious problem. Concrete waste exist in large amounts, do not decay and need long time for disintegration.
Mohammed Dhiyaa   +3 more
doaj   +1 more source

Study on the Application of Recycled Fine Powder in Ready-Mixed Concrete [PDF]

open access: yesMATEC Web of Conferences, 2019
The basic properties of the fly ash, recycled brick powder and recycled concrete powder, compared the recycled brick powder and recycled concrete powder instead of fly ash in concrete preparation, influence on the working performance and mechanical ...
Cong Lan   +4 more
doaj   +1 more source

Concrete produced with recycled aggregates

open access: yesRevista IBRACON de Estruturas e Materiais
This paper presents the analysis of the mechanical and durable properties of recycled aggregate concrete (RAC) for using in concrete. The porosity of recycled coarse aggregates is known to influence the fresh and hardened concrete properties and these ...
J. J. L. Tenório   +3 more
doaj   +1 more source

Impact of recycled gravel obtained from low or medium concrete grade on concrete properties

open access: yesHBRC Journal, 2018
This paper investigates the effect of recycled gravel obtained from low (Gl) or medium (Gm) concrete grade on fresh property of concrete (slump), mechanical properties (compressive-splitting tensile strength) and mass transport properties (ISAT ...
Yasser Abdelghany Fawzy
doaj   +1 more source

Evaluation of mechanical properties of fiber reinforced recycled concrete: effect of size and amount of recycled aggregate, type and amount of fibers [PDF]

open access: yesJournal of Structural and Construction Engineering, 2017
In this research, recycled concrete aggregates are used instead of natural aggregates in concrete and then the recycled concrete is reinforced by fibers.
Mehran Shirani Bid Abadi, Mahmood Akbari
doaj   +1 more source

Experimental Study on Mechanical Properties of Steel-Polyvinyl Alcohol Fibre-Reinforced Recycled Concrete

open access: yesApplied Sciences, 2021
Research on the utilization of recycled concrete in civil engineering applications is gaining popularity world-wide due to the increased efforts to promote preservation of the environment and sustainable development.
Haicheng Niu   +3 more
doaj   +1 more source

Fine Recycled Concrete Aggregates in 3D Printed Concrete [PDF]

open access: yes
This study aims to develop a 3DPC containing fine recycled concrete aggregates (fRA) and recycled concrete fines. In the first part, methodology of fRA incorporation method was evaluated.
Sikora, Pawel   +3 more
core   +1 more source

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