نتایج جستجو برای: hybrid fiber reinforced concrete

تعداد نتایج: 411011  

2014
A P Sathe

The paper presents review of research work experimental investigation on polypropylene fibre reinforced concrete and concrete with artificial sand. Use of fiber reinforce polymer in civil engineering increase rapidly. Various type of fiber is used such as glass, carbon, steel, asbestos, polyester and polypropylene. The various experimental investigations for determination of properties of polyp...

2012
Emidio NIGRO Giuseppe CEFARELLI Antonio BILOTTA

Several building codes are available for the design of concrete structures reinforced with FRP; nevertheless knowledge on their structural behavior in case of fire is lack and no reliable design method is available. The experimental data available in the literature about the behavior of fiber-reinforced composite materials as well as of concrete slabs reinforced with FRP bars or grids at high t...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
e. amin salehi dept. of restorative dentistry, dental school, islamic azad university of medical sciences, tehran, iran. m. ghorbani dept. of restorative dentistry, dental school, islamic azad university of medical sciences, tehran, iran. r. hassani z. amirzadeh dept. of oral medicine, dental school, islamic azad university of medical sciences, tehran, iran.

objective: introduction of fiber-reinforced composites (frc) greatly enhanced the restoration of fractured anterior teeth. the purpose of this study was to assess the effect of fiber reinforcement on fracture resistance of incisal edge composite restorations of variable thicknesses. methods: forty extracted sound human maxillary incisors were divided into four groups of 10. incisal reduction wa...

Journal: : 2022

Fiber-reinforced concretes with improved strength and deformation characteristics are widely used in construction. The research is aimed to study the stress-strain condition of lightweight fiber-reinforced concrete, plot diagrams analyze them. In total, four series prism specimens manufactured tested. first control composition concrete; second concrete a basalt fiber content 3%; third glass 3 %...

Journal: :Materials and Structures 2022

Abstract Ten concrete mixtures, using long and medium length hooked-end short wave-shaped steel fibers, were designed to experimentally investigate the effect of hybrid reinforcement on workability, drying shrinkage, mechanical properties fiber reinforced concrete. The fibers reduced workability shrinkage. Hybrid including fiber, can produce a synergistic compressive strength. For adopted mater...

2014
Ji-Hua Zhu Miaochang Zhu Ningxu Han Wei Liu Feng Xing

An investigation was performed by using carbon fiber-reinforced polymer (CFRP) as the anode material in the impressed current cathodic protection (ICCP) system of steel reinforced concrete structures. The service life and performance of CFRP were investigated in simulated ICCP systems with various configurations. Constant current densities were maintained during the tests. No significant degrad...

2015
Wael I. Alnahhal

Abstract—It is a major challenge to build a bridge superstructure that has long-term durability and low maintenance requirements. A solution to this challenge may be to use new materials or to implement new structural systems. Fiber Reinforced Polymer (FRP) composites have continued to play an important role in solving some of persistent problems in infrastructure applications because of its hi...

1999
Antonio Nanni

Carbon fiber reinforced polymer (CFRP) sheets can be externally bonded for retrofit of concrete structures, improving flexure and sheer strength in the concrete. The key to CFRP sheets is the bond to the concrete, as bond is the means to transfer stress between the tow sheet and the concrete. Experimentation has been conducted to test a current market fiber-resin system, and to develop a resin ...

2015
Arvind Nakum Vishal Patel Vatsal Patel

This paper describes a review of the potential use of High Strength Incorporating Ground Granulated Blast Furnace Slag and Steel Fiber Reinforced Concrete used in construction industry to improve the structural strength and reduce steel reinforcements requirements. Blast furnace slag (GGBS) has been used as a supplementary material along with the cement. It helps in increasing the durability an...

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