Results 11 to 20 of about 9,992 (257)

Effect of SiO2 aerogel and perlite on properties of foamed concrete [PDF]

open access: yesScientific Reports
To enhance the insulation performance, strength, and fire resistance performance of foamed concrete, this paper investigates the effects of incorporating nano-silica aerogel and expanded perlite.
Wanying Qu   +4 more
doaj   +2 more sources

Experimental study on the splitting tensile failure of a carbon nanotube-modified fly ash foamed concrete filler [PDF]

open access: yesScientific Reports
To study the enhancement effect of carbon nanotubes (CNTs) on the splitting tensile properties of foamed concrete backfill in which cement and fly ash were used as the cementitious materials and natural sand was used as the aggregate, specimens of CNT ...
Shukun Zhang   +6 more
doaj   +2 more sources

Performance properties of structural fibred-foamed concrete

open access: yesResults in Engineering, 2020
The demand for novel technology for manufacturing lightweight concrete has increased in the global construction industry. Therefore, studies that explore alternative lightweight concrete systems for structural applications are urgently needed.
Y.H. Mugahed Amran   +7 more
doaj   +1 more source

Effect of Fibers on the Mechanical Properties and Mechanism of Cast-In-Situ Foamed Concrete

open access: yesAdvances in Materials Science and Engineering, 2022
The cast-in-situ foamed concrete is inherently susceptible to cracks due to its brittleness under external loads. In order to improve its mechanical properties, this paper investigated the effect of fibers on the mechanical properties and mechanism of ...
Wenhui Zhao, Zexing Liu, Ruiqi Wang
doaj   +1 more source

Steel rebar corrosion and corrosion-induced cracking in reinforced foamed concrete

open access: yesFrontiers in Materials, 2022
This study investigated the corrosion behavior of steel rebar in foamed concrete and the effects of water-cement ratio, fly ash, and fiber on reinforced foamed concrete’s corrosion rate and crack width. It was found that the corrosion rate of steel rebar
Yongheng Luo   +4 more
doaj   +1 more source

Water absorption and drying shrinkage of recycled foamed aggregate concrete [PDF]

open access: yes, 2018
This paper presents some experimental results and discusses the used of recycled foamed aggregates as natural coarse aggregates replacement in producing concrete. The physical properties of recycled foamed aggregates concrete were investigated.
Chai, Teck Jung   +2 more
core   +1 more source

The mechanical properties of foamed concrete with polypropylene fibres [PDF]

open access: yes, 2018
With the innovation of foamed concrete, some components of the building can be replaced by lightweight foamed concrete, reducing the self-weight the conventional concrete has.
Abdul Samad, Abdul Aziz   +6 more
core   +1 more source

Efficacy and mechanism of graphene oxide modified silane emulsions on waterproof performance of foamed concrete

open access: yesCase Studies in Construction Materials, 2022
As a lightweight construction material, foamed concrete has garnered considerable attention due to a variety of advantages. However, the high-water absorption increases the burden on the structure and accelerates freeze-thaw damage, and thus reduce the ...
Dandan Shi   +6 more
doaj   +1 more source

Pore Characteristics and Their Effects on the Material Properties of Foamed Concrete Evaluated Using Micro-CT Images and Numerical Approaches [PDF]

open access: yes, 2017
Foamed concrete contains numerous pores inside the material, and these pores are a significant factor determining the material characteristics. In particular, the pore distribution characteristics of foamed concrete significantly affect its thermal and ...
Abd Elrahman, Mohamed   +3 more
core   +1 more source

Behavior of Reinforced Composite Foamed-Normal Concrete Beams

open access: yesJournal of Engineering, 2023
A study has been undertaken to investigate the production and behavior of beams made with foamed, normal, and composite concrete and reinforced with different steel percentages (under, balanced, and over). Nine reinforcement beams, including three normal-
Angham Nassar Jaffal   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy