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Development and characterization of non-proprietary ultra high performance concrete.
Saleem, Muhammad Azhar; Liaquat, Faizan; Saleem, Muhammad Mazhar; Aziz, Mubashir; Aslam, Fahid; Mohamed, Abdullah.
Afiliación
  • Saleem MA; Department of Civil Engineering, University of Engineering and Technology Lahore, Lahore, Pakistan.
  • Liaquat F; Department of Civil Engineering, University of Engineering and Technology Lahore, Lahore, Pakistan.
  • Saleem MM; Department of Civil Engineering, University of Engineering and Technology Lahore, Lahore, Pakistan.
  • Aziz M; Department of Civil and Environmental Engineering, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia.
  • Aslam F; Interdisciplinary Research Centre for Construction and Building Materials, King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia.
  • Mohamed A; Department of Civil Engineering, College of Engineering in Al-Kharj, Prince Sattam bin Abdulaziz University, Al Kharj, 11942, Saudi Arabia.
Heliyon ; 10(2): e24260, 2024 Jan 30.
Article en En | MEDLINE | ID: mdl-38298661
ABSTRACT
This paper presents the developmental process of ultra-high performance concrete (UHPC), the most advanced form of concrete. The entire process exclusively utilized locally available materials. The mixes were prepared without using any specialized mixer or treatments, such as elevated pressure, etc. The primary objective of the research was to develop low-cost non-proprietary version of UHPC by optimizing both cementitious and non-cementitious materials to attain the highest levels of workability, compressive strength, flexural strength and durability. The research utilizes a trial-and-error approach, subjecting specimens to curing in both regular and heated water. The findings validate the viability of producing self-compacting UHPC with compressive strength ranging from 120 to 160 MPa, employing local materials and manufacturing methods. Raw materials and mixing sequence had a significant influence on the fresh and hardened properties of UHPC. The inclusion of steel fibers and the application of heat treatment remarkably enhanced the compressive strength. Furthermore, cost analysis revealed that this particular UHPC is only slightly over four times more expensive than conventional concrete, in contrast to commercially available UHPC, which is approximately 10 times expensive than traditional concrete.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Heliyon Año: 2024 Tipo del documento: Article País de afiliación: Pakistán Pais de publicación: Reino Unido

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Heliyon Año: 2024 Tipo del documento: Article País de afiliación: Pakistán Pais de publicación: Reino Unido