Results 41 to 50 of about 1,252 (184)

High elastic modulus GFRP rebar: A guide to manufacture and design of the influencing parameters

open access: yesComposites Part C: Open Access
Glass fibre reinforced polymer (GFRP) bars are increasingly used as internal reinforcement to concrete infrastructures exposed to harsh environment. A wide range of GFRP bars are commercially available but with high discrepancy in properties due to the ...
Omar Alajarmeh   +2 more
doaj   +1 more source

Combined Effects of Thermal Cycling Aging and Reinforcement Content on the Ball‐On‐Disk Wear of Additively Manufactured Polylactic Acid Composites

open access: yesPolymer Composites, EarlyView.
Thermal Aging and Tribological Tests of Additive Manufactured PLA Composites. ABSTRACT This study focuses on the additive manufacturing of pure polylactic acid (PLA) specimens and milled glass fiber (GF)‐filled PLA composites under thermal cycling aging and wear tests. Wear tracks have been analyzed via 3D optical profiling and SEM imaging.
Sinan Fidan   +5 more
wiley   +1 more source

Effect of Veil Interlayer Type and Placement on the Mechanical Response of Carbon and Glass Fiber/Epoxy Composites

open access: yesPolymer Composites, EarlyView.
Veil interlayers of five different chemistries (PI, FG, PPS, PEI, PEEK) were placed at two through‐thickness positions in carbon and glass fiber/epoxy laminates and evaluated under interlaminar shear (ILSS), three‐point bending (3PB) and axial buckling loading. The optimum placement was found to be loading mode dependent: near‐surface placement favored
Yavuz Selim Tarih   +3 more
wiley   +1 more source

Additive Manufacturing of Glass Fiber‐Reinforced Polypropylene and Its Behavior Under Controlled Hydrogen Exposure

open access: yesPolymer Composites, EarlyView.
Experimental and numerical assessment of GFRPP under lower experimental hydrogen pressures using tensile testing, SEM analysis, and hydrogen uptake estimation. ABSTRACT Glass fiber‐reinforced polypropylene (GFRPP) composites are increasingly explored for hydrogen transport and storage due to their lightweight nature and corrosion resistance.
Ahmadyar Qureshi   +3 more
wiley   +1 more source

Experimental and design‐oriented research on fiber reinforced concrete segmental tunnel linings: A systematic review

open access: yesStructural Concrete, EarlyView.
Abstract The use of fiber reinforced concrete (FRC) in precast tunnel segments is among the most established and representative applications of this material. Over the past two decades, numerous tunnel linings were constructed with partial or total substitution of conventional steel reinforcement by fibers, this yielding to quantifiable benefits in ...
Vladimir Rusanov   +4 more
wiley   +1 more source

A NEW APPROACH TO TENSILE TESTING OF GFRP BARS

open access: yesEskişehir Osmangazi Üniversitesi Mühendislik ve Mimarlık Fakültesi Dergisi, 2023
Tensile testing is a critical procedure for evaluating the mechanical properties of Glass Fiber Reinforced Polymer (GFRP) bars, which emerged as an alternative to traditional steel reinforcement in reinforced concrete structures.
Mehmet Canbaz   +2 more
doaj   +1 more source

The challenges of GFRP RC beam design for limit states

open access: yesStructural Concrete, EarlyView.
Abstract Glass fiber reinforced polymer (GFRP) bars are used ever more frequently in concrete construction due to their non‐corrosive and anti‐magnetic properties. Their research over the past decades focused on fundamental questions, such as the design aspects of beams under flexural loads.
Szabolcs Szinvai, Tamás Kovács
wiley   +1 more source

Structural Behavior of Reinforced Concrete Columns Fully and Partially Reinforced with GFRP Bars Tested Under Concentric or Eccentric Compressive Loads

open access: yesDiyala Journal of Engineering Sciences
Concrete columns reinforced with glass fiber-reinforced polymer (GFRP) bars have been greatly interesting recently. The distinct properties of GFRP bars, such as high tensile strength and low modulus of elasticity compared to steel bars, as well as the ...
Mohammed S. Irhayyim   +2 more
doaj   +1 more source

A REVIEW OF BOND BEHAVIOR OF GLASS FIBER REINFORCED POLYMER BARS WITH CONCRETE [PDF]

open access: yesJournal of Engineering and Sustainable Development, 2019
One of the most serious problems of reinforced concrete structures is corrosion of embedded reinforcing steel bars especially in aggressive environments.
Dr. Mohammed Hashim Mohammed
doaj   +1 more source

On developing accurate prediction models for residual tensile strength of GFRP bars under alkaline-concrete environment using a combined ensemble machine learning methods

open access: yesCase Studies in Construction Materials, 2023
GFRP (Glass-fiber reinforced polymer) bars are recognized as a structural material enabling replace existing steel rebar. However, GFRP bars exhibit a decrease in tensile strength under severe conditions such as strong alkalinity, high salinity, and ...
Chaeyeon Go   +5 more
doaj   +1 more source

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