Results 71 to 80 of about 21,822,919 (192)

Strengthening of unreinforced masonry structures using Ultra High Performance Fibre Reinforced Concrete (UHPFRC)

open access: yes, 2016
The majority of existing unreinforced masonry structures are prone to weathering and catastrophic events such as earthquakes. The collapse of non-engineering masonry structures after strong earthquakes is one of the greatest causes of serious injuries ...
Spyridon Paschalis   +7 more
core   +1 more source

Impact of Rubber Content on Performance of Ultra-High-Performance Rubberised Concrete (UHPRuC)

open access: yesInternational Journal of Concrete Structures and Materials
This study investigated the effect of rubber content on the mechanical characteristics of ultra-high-performance rubberised concrete (UHPRuC). The results revealed a distinctive non-linear decrease in the dry density of UHPRuC as the rubber content ...
Thong M. Pham   +6 more
doaj   +1 more source

Investigation on mechanical properties of expansive lightweight aggregate ultra-high-performance concrete-filled steel tube short columns: Axial compression and interfacial bonding performance

open access: yesCase Studies in Construction Materials
To address issues such as debonding and void formation in ultra-high-performance concrete-filled steel tubes (UHPCFST), this study developed an innovative expansive lightweight aggregate ultra-high-performance concrete-filled steel tubes (LUHPCSFT) using
Dengke Wang   +5 more
doaj   +1 more source

High performance concrete with energetically modified cement (EMC) [Elektronisk resurs]

open access: yes, 2004
The demands of the modern building industry require development of new types of binder materials with improved properties for high and ultra high strength concretes and with significantly improved durability. They will provide new potential possibilities
Elfgren, Lennart,   +2 more
core  

Research on improving the durability performance of damaged concrete based on ultra high performance concrete repair

open access: yesEngineering Reports
This article uses ultra‐high performance concrete (UHPC) to repair damaged concrete and analyzes the durability performance of the repaired concrete. Among them, three erosion solutions with a mass concentration of 2.8% NaCl + 0.29% Na2SO4, 5% NaCl, and ...
Shanshan Wang   +3 more
doaj   +1 more source

Development of special mortars for an application in centrifugal casting process

open access: yes, 2004
One possible production method for pylons, pipes or columns is the centrifugal casting method. Elements fabricated by this technique often are highly armed with steel bar reinforcement.
Kaufmann, Josef (author)
core   +1 more source

Impact resistance of concrete using dovetailed fibres and type 2 synthetic fibres [PDF]

open access: yes, 2015
This paper investigates the relative performance of new dovetailed (DT) cross section fibres with regard to impact resistance and energy absorption of concrete.
Richardson, Alan, Batey, David
core  

Mechanical Performance Of Ultra-High Performance Concrete (UHPC)

open access: yes
Ultra-High Performance Concrete (UHPC) represents a major advancement in modern concrete technology, offering superior mechanical, durability, and structural performance compared to conventional and high-performance concretes. UHPC is characterized by its extremely high compressive strength, enhanced tensile strength, and improved ductility, achieved ...
Vaddeswaram Pranath Kumar   +1 more
openaire   +2 more sources

Mechanical Properties Of Ultra High Performance Concrete

open access: yes, 2012
A research program is conducted to evaluate the mechanical properties of Ultra High Performance Concrete, target compressive strength at the age of 28 days being more than 150 MPa. The methodology to develop such mix has been explained. The material properties, mix design and curing regime are determined.
Prem, Prabhat Ranjan   +2 more
openaire   +2 more sources

Optimising precast bridge girders for sustainability with the use of high performance concrete

open access: yes, 2011
The standard Super-T bridge girders used in Australia were developed to provide optimum performance at a time when the maximum concrete grade covered by the bridge design code was 50 MPa.
Baweja, D, McCarthy, LM, Jenkins, D
core  

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