Results 21 to 30 of about 2,649 (229)

Experimental Study on Mechanical Properties of High Performance Hybrid Fiber Concrete for Shaft Lining

open access: yesApplied Sciences, 2021
In order to solve the problem of highly brittle shaft lining under dynamic loading, a combination of hybrid fiber concrete mixed with steel and polypropylene fiber is proposed to make shaft lining.
Qian Zhang   +4 more
doaj   +1 more source

Mechanical performance, water and chloride permeability of hybrid steel-polypropylene fiber-reinforced recycled aggregate concrete

open access: yesCase Studies in Construction Materials, 2022
Environmental impact and inherit brittleness of conventional concrete can be reduced simultaneously by utilising recycled aggregates instead of natural ones and fiber-reinforcements.
Mohamed Hechmi El Ouni   +7 more
doaj   +1 more source

Durability Study of Hybrid Fiber Reinforced Concrete

open access: yesInternational Journal of Engineering and Technology Innovation, 2021
Sisal has been reported as one of the promising fibers for cement composite applications. The durability of sisal fiber reinforced concrete (SFRC) and steel sisal fiber reinforced concrete (SSFRC) have not been reported. Water absorption, rapid chloride permeability, and acid attack tests are conducted on fibrous cement composites. Steel, polypropylene,
openaire   +2 more sources

Mechanical Properties and Durability of Latex-Modified Fiber-Reinforced Concrete: A Tunnel Liner Application

open access: yesAdvances in Materials Science and Engineering, 2018
This study assessed the mechanical properties and durability of latex-modified fiber-reinforced segment concrete (polyolefin-based macrosynthetic fibers and hybrid fiber-macrosynthetic fiber and polypropylene fiber) for a tunnel liner application.
Joo-Ha Lee   +5 more
doaj   +1 more source

Application of fiber-reinforced concrete lining for fault-crossing tunnels in meizoseismal area to improving seismic performance

open access: yesAdvances in Mechanical Engineering, 2020
The fault-crossing tunnel in meizoseismal area is directly subjected to strong ground motion, which leads to the failure of the tunnel lining. In order to improve the seismic safety of tunnel, fiber-reinforced concrete is applied to tunnel lining in this
Dong An   +3 more
doaj   +1 more source

Some Properties of Hybrid Fibers High Strength Lightweight Aggregate Concrete [PDF]

open access: yesEngineering and Technology Journal, 2015
This investigation aims to study some properties of high strength lightweight aggregate concrete (HSLWAC) reinforcedwith mono and hybrid fibers in different dimensions and types. High strengthporcelinite lightweight aggregate concretemix with compressive
Wasan Ismail Khalil   +1 more
doaj   +1 more source

Mechanical Experiments on Concrete with Hybrid Fiber Reinforcement for Structural Rehabilitation

open access: yesMaterials, 2022
Reinforced concrete is used in the construction of bridges, buildings, retaining walls, roads, and other engineered structures. Due to seismic activities, a lot of structures develop seismic cracks. The rehabilitation of such structures is necessary for public safety. The overall aim of this research study was to produce a high-performance hybrid fiber-
Muhammad Asharib Shahid   +5 more
openaire   +2 more sources

Mechanical properties and damage modeling of hybrid fiber reinforced concrete under freeze-thaw cycles

open access: yesElectronic Journal of Structural Engineering
This study aimed to investigate the mechanical properties of steel-polyacrylonitrile hybrid fiber reinforced concrete and its durability under freeze-thaw damage.
Lixun Liao   +5 more
doaj   +3 more sources

Mechanical properties and corrosion resistance of high performance fiber-reinforced concrete with steel or amorphous alloy fibers

open access: yesMaterials Research Express, 2021
In the present study, steel fiber and amorphous alloy fiber were applied either single-added or hybrid-added to produce high performance fiber-reinforced concrete (HPC).
Y Li, Y G Deng
doaj   +1 more source

Mechanical Properties and Impact Resistance of Hybrid Fiber Reinforced Concrete with Type of Reinforcing Fibers for Precast Concrete [PDF]

open access: yesJournal of The Korean Society of Agricultural Engineers, 2013
The objective of the current study is to evaluate the effects depending on the types of reinforcing fibers being influential in view of mechanical properties and impact resistance of hybrid fiber reinforced concrete (HFRC) for applications to precast concrete structure. Hybrid fibers applied therefor were three types such as PP/MSF (polypropylene fiber+
Ri-On Oh, Chan Gi Park
openaire   +1 more source

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