Results 91 to 100 of about 21,826,369 (215)

A comparative study for the impact performance of shaped charge JET on UHPC targets

open access: yesDefence Technology, 2019
With the development of two-stage munitions (a precursor shaped charge (SC) and a following kinetic energy projectile) to attack the hard concrete targets, as well as the increasing applications of ultra-high performance concrete (UHPC) in both civil and
Hao Wu, Feng Hu, Qin Fang
doaj   +1 more source

Approaches to reduce cost and environmental impacts of UHPC production: A review

open access: yesCase Studies in Construction Materials
Ultra-High Performance Concrete (UHPC) is a special fibre-reinforced concrete with ultra-high compressive strength, high flexural strength, excellent toughness and durability.
Xiao (Arling) Zhao   +3 more
doaj   +1 more source

Achieving Mixtures of Ultra-High Performance Concrete [PDF]

open access: yesConstructii: Journal of Civil Engineering Research, 2013
Ultra-High Performance Concrete (UHPC) is a relatively new concrete. According to [11] UHPC is that concrete which features compressive strength over C100/115 class.
Mircea POPA   +3 more
doaj  

Use of alternative waste materials in producing ultra-high performance concrete

open access: yesMATEC Web of Conferences, 2017
In a corrosive environment similar to that of the Arabian Gulf, use of high-performance concrete is one of the options to ensure a target service life of concrete structures. However, in absence of good quality coarse aggregates, it is a challenging task
Ahmad Shamsad
doaj   +1 more source

Preparation Of Nanoparticle Silica From Silica Sand and Quartzite By Ultrafine Grinding [PDF]

open access: yes, 2012
In this work nanoparticle silica was synthesized using silica sand and quartzite by top down approach using ultrafine grinding. Silica sand was obtained from Bangka island while quartzite rocks from Rokan Hulu, Riau.
Siti , Rochani   +2 more
core   +1 more source

Numerical Analysis and Resistance Design of UHPC- and UHTCC-Encased Rectangular Steel Tubular Columns Subject to Axial Compression

open access: yesBuildings
Ultra-high performance concrete (UHPC) and ultra-high toughness cementitious composite (UHTCC) offer superior mechanical properties compared to normal concrete, with UHPC excelling in compressive strength and UHTCC in tensile ductility and crack ...
Xiao-Yang Min   +5 more
doaj   +1 more source

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