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Corrosion effect on tensile behavior of ultra-high-performance concrete reinforced with straight steel fibers

, 2020
In this study, the effect of steel fiber corrosion on the tensile behavior of ultra-high-performance fiber-reinforced concrete (UHPFRC) was examined. Macro straight steel fibers with five different corrosion degrees ranging from 0 to 8% were used, and ...
Dooyeol Yoo, Won-Kyung Shin, Booki Chun
semanticscholar   +1 more source

Investigation of the effect of bagasse ash, hooked steel fibers and glass fibers on the mechanical properties of concrete

, 2020
In the present work, investigations have been done to study the effect on the mechanical properties of concrete by partial substitution of the binder with bagasse ash and inclusion of hooked steel fibers and glass fibers at optimum bagasse ash ...
Arun Parashar, Ankur Gupta
semanticscholar   +1 more source

Effect of aggregate size and inclusion of polypropylene and steel fibers on explosive spalling and pore pressure in ultra-high-performance concrete (UHPC) at elevated temperature

Cement & Concrete Composites, 2019
This paper investigates the individual and combined effects of polypropylene (PP) fibers, steel fibers, and aggregate size on spalling behavior and pore pressure build-up of ultra-high-performance concrete (UHPC) exposed to elevated temperature ...
Ye Li, P. Pimienta, N. Pinoteau, K. Tan
semanticscholar   +1 more source

Tension-stiffening effect in steel-reinforced UHPC composites: Constitutive model and effects of steel fibers, loading patterns, and rebar sizes

Composites Part B: Engineering, 2019
The tensile performance of steel-reinforced concrete members is closely associated with the bond interaction between concrete and the embedded rebar. Ultra-high performance concrete (UHPC) is a rapidly emerging concrete material that has an ultra-high ...
Chung-Chan Hung
exaly   +2 more sources

Comparative pullout behavior of half-hooked and commercial steel fibers embedded in UHPC under static and impact loads

Cement and Concrete Composites, 2019
This study investigates the pullout behaviors of various steel fibers embedded in ultra-high-performance concrete (UHPC) under static and impact loading conditions.
Doo-Yeol Yoo, Soonho Kim
exaly   +2 more sources

Interfacial microstructure and bond strength of nano-SiO2-coated steel fibers in cement matrix

Cement & Concrete Composites, 2019
In this study, a new surface modification method for steel fibers is proposed to improve the interfacial properties of similar fibers in a cement-based composite. Steel fibers were coated with a nano-SiO2 multilayer film, which was expected to react with
Z. Pi   +4 more
semanticscholar   +1 more source

Self-stress sensing smart concrete containing fine steel slag aggregates and steel fibers under high compressive stress

Construction and Building Materials, 2019
This study investigated the piezoelectric response of a smart concrete (MSF) containing fine steel slag aggregates (FSSAs) and steel fibers under high compression by measuring the alternative current impedance.
Huy Viet Le, Dong Joo Kim
exaly   +2 more sources

Stainless Steel Fiber Reinforcement of Polymethylmethacrylate

Clinical Orthopaedics and Related Research, 1977
The reinforcement of polymethylmethacrylate with small caliber stainless steel fibers can significantly improve its mechanical properties. While maintaining all the advantages of unreinforced polymethylmethacrylate, it can be demonstrated that compression, flexural tension, tension and impact parameters of cement reinforced with one quarter inch long ...
B M, Fishbane, R B, Pond
openaire   +2 more sources

Mechanical performance of Strain-Hardening Cementitious Composites (SHCC) with hybrid polyvinyl alcohol and steel fibers

Composite structures, 2019
Recently, hybridizing fibers with distinct properties in cementitious materials has gained much attention due to their advantage over single-type fiber reinforcements.
Jing Yu, Yixin Chen, C. Leung
semanticscholar   +1 more source

Surface modification of steel fibers using chemical solutions and their pullout behaviors from ultra-high-performance concrete

, 2020
To improve the pullout resistance of conventional straight steel fiber from ultra-high-performance concrete (UHPC), its surface was modified using various chemical solutions.
S. Kim, Sura Choi, Dooyeol Yoo
semanticscholar   +1 more source

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