Results 31 to 40 of about 20,214 (257)

Ultra-High-Performance Fiber-Reinforced Concrete: Fresh Properties

open access: yes, 2022
UHPC is a cement-based composite that is used in new construction and/or renovation of existing structures to increase their service life. It is a unique composite material that may be used as an alternative to concrete in harsh conditions. Following decades of research and development, a wide range of commercial UHPC compositions are now accessible ...
openaire   +1 more source

Tensile behaviour of ultra-high-performance steel fiber reinforced concrete [PDF]

open access: yesCanadian Journal of Civil Engineering, 2021
Recent developments in the area of ultra-high-performance steel fiber reinforced concrete (UHP-SFRC) has enabled a reduction in the use of steel reinforcement and has led to enhanced ductility and toughness of structural components owing to its resilient tensile behaviour.
Yang, Yuechen   +3 more
openaire   +1 more source

Ultra-high-performance fiber-reinforced concrete. Part II: Hydration and microstructure

open access: yesCase Studies in Construction Materials, 2022
s: Ultra-high-performance concrete (UHPC) refers to cement-based materials exhibiting a compressive strength higher than 150 MPa, high ductility, and excellent durability.
Mahmoud H. Akeed   +7 more
doaj   +1 more source

Structural performance of steel-concrete sandwich beams with carbon nanofiber reinforcement [PDF]

open access: yes, 2019
Cementitious materials such as concrete are typically characterised as quasi-brittle with low tensile strength and low strain capacity, which hence affect the long-term durability of the structure.
Ashraf S. Ayoub   +19 more
core   +1 more source

Fiber reinforced concrete for slabs without steel rebar reinforcement: Assessing the feasibility for 3D-printed individual houses

open access: yesCase Studies in Construction Materials, 2022
Fiber concrete is a technique that has been investigated for several decades, mainly to reduce the cracking problem in certain special reinforced concrete structures.
Ngoc Tan Nguyen   +2 more
doaj   +1 more source

Influence of the type of fiber on the structural response and design of FRC slabs [PDF]

open access: yes, 2016
Most codes for the design of fiber reinforced concrete (FRC) structures are based on the experience achieved throughout the years with steel fibers. Recent codes include the possibility of applying the same considerations for FRC structures with plastic ...
Aguado de Cea, Antonio   +4 more
core   +4 more sources

Fracture evaluation of ultra-high-performance fiber reinforced concrete (UHPFRC)

open access: yesEngineering Failure Analysis, 2021
The development of numerical simulation for Ultra-high-performance concrete (UHPC) and Ultra-high-performance fiber-reinforced concretes (UHPFRC) is fundamental for the design and construction of related structures. The simplified engineering stress-strain relationship and the input values are necessary in the finite element modeling.
Zhang, Youyou (author)   +2 more
openaire   +3 more sources

Ultra-high-performance fiber-reinforced concrete: Challenges

open access: yes, 2022
Ultra-high-performance fiber-reinforced concrete ...
openaire   +1 more source

Review of Bond-Slip Behavior between Rebar and UHPC: Analysis of the Proposed Models

open access: yesBuildings, 2023
With superior mechanical properties and workability, ultra-high-performance concrete (UHPC) has been utilized extensively in engineering projects.
Yuan Huang, Yuming Liu
doaj   +1 more source

Evaluation of the techniques to mitigate early shrinkage cracking through an image analysis methodology [PDF]

open access: yes, 2016
This is the accepted version of the following article: [Ruiz-Ripoll, L., Barragán, B. E., Moro, S., and Turmo, J. (2016) Evaluation of the Techniques to Mitigate Early Shrinkage Cracking through an Image Analysis Methodology. Strain, 52: 492–502. doi: 10.
Barragán, Bryan Erick   +3 more
core   +2 more sources

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