Results 21 to 30 of about 42,657 (162)

Effect of Steel Fibers on the Properties of Refractory Free Cement Concrete

Journal of Engineering, 2023
Free cement refractory concrete is a type of refractory concrete with replacing alumina cement by bonding materials such as white kaolin, red kaolin and fumed silica.
Abeer Abdulqader Salih, Haneen Adel mohammed   +1 more
doaj   +1 more source

Improvement of UHPFRC matrix-fiber interfacial properties through a highly efficient and applicable fiber surface modification

Case Studies in Construction Materials
The incorporation of steel fibers is responsible for the excellent tensile performance and toughness of UHPFRC, the prominent superiority of UHPFRC distinguish from conventional concrete.
Jiale Zhou, Yuhao Tang, Lu Ke, Zegang Meng, Ya Zhao, Rongzhen Piao   +5 more
doaj   +1 more source

Analysis of the bond-slip performance of steel bars and steel fiber recycled concrete based on the constitutive relationship model

Fracture and Structural Integrity, 2022
In order to promote the application of steel fiber recycled concrete in road and bridge construction, 25 groups of steel fiber recycled concrete with different mix proportions were designed, taking the replacement rate of recycled aggregates and the ...
Xia Zhengbing, Duan Xiaofang
doaj   +1 more source

Effects of geometry and hybrid ratio of steel and polyethylene fibers on the mechanical performance of ultra-high-performance fiber-reinforced cementitious composites

Journal of Materials Research and Technology, 2019
This study aims to examine the several factors influencing the efficiency of the hybridization of steel and polyethylene (PE) fibers in improving the compressive strength and tensile performance of ultra-high-performance fiber-reinforced cementitious ...
Min-Jae Kim, Doo-Yeol Yoo, Young-Soo Yoon   +2 more
doaj   +1 more source

Synergistic Bond Properties of Different Deformed Steel Fibers Embedded in Mortars Wet-Sieved from Self-Compacting SFRC

Applied Sciences, 2021
Reliable bond of steel fiber in concrete is a key problem relating to the reinforcing effect of steel fiber on concrete matrix and for the guide in significance for the optimal design of the geometry and mechanical properties of steel fiber.
Xinxin Ding, Haibin Geng, Minglei Zhao, Zhen Chen, Jie Li   +4 more
doaj   +1 more source

Behavior of Cantilever Beams in R.C. Frames with Effect of Steel Fibers in Beam – Column Joint

Diyala Journal of Engineering Sciences, 2018
This paper aims at investigating the behavior of cantilever beam in reinforced concrete frame modified by steel fibers. The study depends on adding steel fibers at the joint of beam column section to improves the ductility of the beam – column joint ...
Mohanad Salih Farhan
doaj   +1 more source

Effect of replacing the main reinforcement by steel fibers on flexural behavior of one-way concrete slabs

MATEC Web of Conferences, 2018
The main objective of the research is to study the preparation of one way slabs of ordinary concrete, and then to prepare concrete slabs by replacing the main reinforcing steel with two kinds of steel fibers (ordinary steel fibers and recycled steel ...
Jomaa’h Muyasser, Khazaal Ammar, Ahmed Sinan   +2 more
doaj   +1 more source

Increased plasticity of nano concrete with steel fibers [PDF]

Инженерно-строительный журнал, 2020
High strength concrete or nano concrete, it is often brittle, so it is necessary to study the solutions to increase the plasticity to obtain the structure to ensure the bearing capacity.
V.T. Ngo, T.Q.K. Lam, T.M.D. Do, T.C. Nguyen   +3 more
doaj   +1 more source

Experimental study on the strength properties of concrete modified with silica fume and steel fiber [PDF]

E3S Web of Conferences
Concrete is a widely used building material. It has excellent compressive strength but is brittle and relatively weak in tension. This experimental study aims to develop ductile and high-strength concrete by incorporating silica fume and steel fibers ...
Ahmadi Mohammadullah, Lallotra Balwinder
doaj   +1 more source

EXPERIMENTAL INVESTIGATION OF STEEL FIBERS’ EFFECT ON THE IMPROVEMENT OF MECHANICAL PROPERTIES OF CONCRETE SEGMENTAL LINING IN MECHANIZED TUNNELING

Rudarsko-geološko-naftni Zbornik, 2023
The lining system, used in tunnel boring machines, is made of precast concrete segments. The use of steel fibers in this kind of support system can not only decrease production time and costs but also can improve compressive, tensile as well as flexural ...
Hamid Chakeri, Mohammad Darbor, Farid Sh. Maleki, Tohid Minaee   +3 more
doaj   +1 more source