Results 31 to 40 of about 2,100,756 (254)

Dry mixes on the basis of reactive-powder concrete [PDF]

open access: yes, 2022
This article presents the results of experimental studies of mortars based on dry mixes using reactive-powder concrete (RPC). This type of concrete can serve not only as the structural material in the construction of buildings and structures, but also as
Leonid Dvorkin, Vitalij Marchuk
core   +1 more source

Durability of Reactive Powder Concrete

open access: yesIOP Conference Series: Materials Science and Engineering, 2019
Abstract Concrete is a generally used material in building construction. The construction will be built on the ground and could also be in places exposed to sea water. Sulfate contained in ground water and sea water could cause sulfate aggression to concrete itself.
Widodo Kushartomo, null Octavivia
openaire   +1 more source

Studying the production process and mechanical properties of reactive powder concrete : a Hong Kong study

open access: yes, 2010
Reactive powder concrete is a relatively new cementitious material. Its main features include a high percentage ingredient of Portland cement, very low water-to-binder (cement + silica fume) ratio, a high dosage of superplasticiser and the presence of ...
Tam, Chi Ming   +2 more
core   +2 more sources

Gypsum-cement reactive powder concrete [PDF]

open access: yesСтроительство уникальных зданий и сооружений, 2014
Current state of construction science causes for the repair and strengthening of unique buildings and structures using binders and concretes based on them having a high strength and speed of her set, which includes the so-called reactive powder ...
Vladimir Viktorovich Scherba
doaj  

STUDY PROPERTIES OF REACTIVE POWDER CONCRETE

open access: yesJournal of Science and Engineering Applications, 2023
Reactive powder concrete is a result of developing process in concrete technology. It is a new type of composite material satisfying the increasing demands for high strength, high durability, offering superior ductility and workability   . In this experimental study, four mixtures were casted and testing ( slump test, absorption test, density test and ...
Ibtihal Lafta, Sokaina Kadhim
openaire   +1 more source

Mechanical properties of reactive powder concrete: a comparison study

open access: yesAl-Qadisiyah Journal for Engineering Science, 2020
Reactive Powder Concrete (RPC) is one of the new and most important concrete manufacturing advancements. A significant number of researchers have studied the mechanical properties of such type of concrete and the effect of different parameters on it ...
Zahraa Hadi Marzoq   +1 more
doaj   +1 more source

Microstructural behaviour of reactive powder concrete under different heating regimes

open access: yes, 2012
Reactive powder concrete is an ultra-high-performance concrete which has good mechanical properties and durability. The major difference between reactive powder concrete and conventional concrete is that no coarse aggregate is involved in reactive powder
Tam, Chi Ming   +1 more
core   +1 more source

Surface Morphology of Reactive Powder Concrete Containing Soil [PDF]

open access: yes, 2013
Recent studies have revealed that concrete can be used as a media to contain As (arsenic) removed from drinking water. Concrete, which is a composite material, has been effective in solidifying hazardous wastes and contaminated soils.
Ramakrishnan, Venkataswamy   +2 more
core   +2 more sources

Numerical Study of Bond Stress-Slip Relationship in Large Scale Reactive Powder Concrete Beams [PDF]

open access: yesEngineering and Technology Journal, 2019
As the reactive powder concrete (RPC) represents one of the ultra-high performance concrete types that recently used in public works and in the presence of several attempts that aims to examine the behavior of RPC, this work aims to theoretically study ...
Eyad Sayhood, Sameh Tobeia, Ammar Ali
doaj   +1 more source

Experimental and numerical studies on the fire resistance of prestressed reactive powder concrete beams

open access: yes, 2022
The prestressed reactive powder concrete beam (PRPCB) is an advanced structural member that can take full advantage of the ultra-high compressive strength of reactive powder concrete (RPC) and the high tensile strength of tendons.
Zhang, Xin   +5 more
core   +1 more source

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