Results 51 to 60 of about 2,572,239 (182)

STRESS-STRAIN RELATION AND NONLINEAR BEHAVIOR OF CIRCULAR CONFINED REINFORCED CONCRETE COLUMNS [PDF]

, 2008
This paper presents a nonlinear finite element modeling and analysis of circular normal-strength reinforced concrete columns confined with transverse steel under axial compressive loading.
Tata, Arbain, Tavio, Mr.
core   +1 more source

The Effects of Design Strength, Fly Ash Content and Curing Method on Compressive Strength of High Volume Fly Ash Concrete: A Design of Experimental

MATEC Web of Conferences, 2017
High volume fly ash concrete becomes one of alternatives to produce green concrete as it uses waste material and significantly reduces the utilization of Portland cement in concrete production.
Solikin Mochamad, Setiawan Budi
doaj   +1 more source

Influence of Curing Duration on the Ordinary and High Compressive Strength of Concrete Containing Silica Fume

Iraqi Journal of Civil Engineering, 2019
The impact of silica fume existence and its content with the duration of curing on concrete compressive strength (ordinary and high) has investigated experimentally.
Abdulnasser Mohammed Abbas, Ahmed Sagban Saadoon   +1 more
doaj   +1 more source

Comprehensive investigation of the mechanical performance and evaluate the environmental impact of epoxy and polyester polymer concrete

Case Studies in Construction Materials
This research aims to investigate and compare the mechanical properties of polymer concrete (PC) with ordinary concrete (OC). The study specifically focuses on PC made with epoxy and polyester resins, aiming to understand how these materials perform in ...
Ahmed D. Almutairi, Abdulrahman I. Alateyah, Muneer K. Saeed, Hany A. Dahish, Waleed H. El-Garaihy, Majed O. Alawad, Amal BaQais   +6 more
doaj   +1 more source

Structural and environmental impacts of concrete quality a comparative life cycle assessment

Scientific Reports
Two concrete residential buildings built in Tehran that had the same structural system and differed only in the strength of the concrete were studied. The first building had a concrete strength of 25 MPa. In the second building, the inappropriate quality
Zahra Nouri, Ali Massumi, Gholamreza Asadollahfardi, Mohammad Hossein Majedi Ardakani   +3 more
doaj   +1 more source

Discussion of ‘Are current concrete strength tests suitable for high strength concrete?’ [PDF]

Materials and Structures, 1996
M. Imam, L. Vandewalle, F. Mortelmans, Ergin Arioĝlu, Özgür Sümer Köylüoĝlu   +4 more
openaire   +2 more sources

Mechanical Properties of Geopolymer Concrete Exposed to Combustion

MATEC Web of Conferences, 2017
This paper presents the change of material properties, such as decreasing of the compressive strength, splitting tensile strength, and porosity. The main objective of this paper is to analyze the mechanical properties of fly ash-based geopolymer concrete
Rahmadina Annisa, Ekaputri Januarti Jaya
doaj   +1 more source

Bacterial crack repair to concrete [PDF]

, 2015
This study has demonstrated the potential S. pasteurii and consequently MICP holds in improving the integrity of finish to concrete, without the use of chemical based sealants.
Richardson, Alan, Pasley, Jack
core  

Compressive Strength Prediction of Square Concrete Columns Retrofitted with External Steel Collars [PDF]

Transverse confining stress in concrete members, commonly provided by transverse reinforcement, has been recognized to enhance the strength and ductility. Nowadays, the confining method has been further developed to external type of confinement.
Pudjisuryadi, Pamuda, Tavio, Tavio
core  

Study on Mechanical Properties of Nano-TiC- and Nano-SiO₂-Modified Basalt Fiber Concrete

Buildings
The load-bearing capacity of a building is influenced by the strength of the concrete. However, when faced with complex environments, ordinary concrete is not always adequate.
Xin Yang, Zhengjun Wang, Xinzheng Wang, Yajing Wen, Yingxin Du, Fengchun Ji   +5 more
doaj   +1 more source