Results 61 to 70 of about 10,976 (216)

TRIAXIAL COMPRESSIVE STRENGTH OF ULTRA HIGH PERFORMANCE CONCRETE [PDF]

open access: yes, 2017
The aim of this work is to describe the strength of Ultra High Performance Concrete (UHPC) under triaxial compression. The main goal is to find a trend in the triaxial compressive strength development under various values of confinement pressure.
Beckmann , Birgit   +2 more
core   +1 more source

The Effect of Granite Waste Powder as a Cement Substitute on the Mechanical Properties and Microstructure of Mortar

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Granite is extensively used in the construction industry; however, substantial solid waste is produced during production. This study focused on the feasibility of replacing cement with granite powder (GP) in cement mortar by investigating various properties, like consistency, water retention, density, setting time, compressive strength, and flexural ...
Lijun Dou   +5 more
wiley   +1 more source

Bending behaviour of reinforced concrete T-beams damaged by overheight vehicle impact strengthened with ultra-high performance concrete (UHPC)

open access: yesCase Studies in Construction Materials
This paper presents an experimental and numerical investigation into the bending behaviour of reinforced concrete (RC) T-beams damaged by overheight vehicle impact strengthened with ultra-high performance concrete (UHPC).
Pengfei Men   +5 more
doaj   +1 more source

Research on the design method of flexural capacity of RC beams strengthen by ultra-high-performance concrete [PDF]

open access: yesArchives of Civil Engineering
Due to the increase in traffic volume, load level, and service life of existing bridges, the bending bearing capacity of reinforced concrete beams (hereinafter referred to as RC beams) has decreased, leading to safety issues.
Jiawei Wang, Feifei Ying
doaj   +1 more source

Autogenous shrinkage of zeolite cement pastes with low water-binder ratio [PDF]

open access: yes, 2015
Self-desiccation is one common phenomenon of high-performance cementitious materials characterized by low water to cementitious material ratio (w/c).
De Schutter, Geert   +3 more
core   +1 more source

Advanced Nonlinear Analysis of a Retrofitted Cold‐Formed Steel Portal Frame: A Comparison of Traditional and Detailed Modeling Approaches

open access: yesce/papers, Volume 8, Issue 6, Page 993-998, December 2025.
Abstract This study presents an in‐depth investigation of a cold‐formed steel portal frame structure, originally designed in the 1950s, through advanced nonlinear analysis. The research aims to compare traditional structural modelling approaches with more detailed nonlinear modelling techniques while evaluating various retrofitting strategies.
Alexandru Chira, Joanna Nseir
wiley   +1 more source

Mechanical properties and cracking behavior of rebar reinforced UHPC (R-UHPC) under uniaxial tension: Evaluation and design

open access: yesCase Studies in Construction Materials
Incorporating steel rebar into ultra-high performance concrete (UHPC) to form rebar-reinforced UHPC (R-UHPC) represents one of the primary applications of this high-performance material.
Xianzhi Luo   +3 more
doaj   +1 more source

Electrically cured ultra-high performance concrete (UHPC) embedded with carbon nanotubes for field casting and crack sensing

open access: yesMaterials & Design, 2020
The effects of incorporating carbon nanotubes (CNTs) into ultra-high performance concrete (UHPC), thereby forming UHPC/CNT composites, were investigated in terms of electrical curing efficiency, mechanical properties, and crack sensing capability.
Myungjun Jung   +3 more
doaj   +1 more source

Finite Element Modeling of the Transition Zone between Aggregat and Mortar in Concrete [PDF]

open access: yes, 2012
Visual observations to the Interfacial Transition Zone (ITZ) between aggregate and mortar in concrete showed that this area differs significantly to the bulk mortar, further away from the ITZ.
Han , Ay Lie   +2 more
core  

Mechanical and electrical properties of magnetically aligned micro steel fiber‐reinforced self‐compacting concrete

open access: yesStructural Concrete, Volume 26, Issue 6, Page 7653-7677, December 2025.
Abstract This study investigates the impact of magnetic alignment of micro steel fibers (0.35%, 0.70%, and 1.05% contents) on the mechanical and electrical properties of fiber‐reinforced self‐compacting concrete. A simplified magnetic circuit was designed and built to align the fibers within the concrete matrix.
Mohamed M. Al Rifai   +2 more
wiley   +1 more source

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