Chloride corrosion resistance of manufactured sand reinforced concrete
For this research manufactured sand concrete prismatic specimens (integrally formed specimen, referred to as IF, which was cast at one time) measuring 100 mm × 100 mm × 400 mm were designed. ... Impacts of low atmospheric pressure on properties of cement concrete in plateau areas: a literature review. Materials, 12 (9) (2019), p. 1384 ...
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Improvement of ANFIS Model for Prediction of Compressive …
In the literature, many works have focused on the quantification of how the concrete workability and durability could be influenced by using manufactured sand [6,12], especially its compressive behavior [1,11,13,14,15].In a series of papers, Shen et al. [3,13] have identified the influence of the shape of manufactured sand and roughness on the concrete compressive strength based on …
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A study on the printability of manufactured sand concrete
Furthermore, in comparison with natural river sand concrete, manufactured sand concrete possesses a more uniform and dense interfacial transition zone, achieving a higher strength of the concrete [13]. ... This article comprehensively explores utilizing waste materials in 3D- concrete. This literature review encompasses discussions on ...
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Research on carbon emission reduction of manufactured sand concrete
Research on carbon emission reduction of manufactured sand concrete based on compressive strength. Author links open overlay panel Xiangchen Zhu a, Yunsheng Zhang a, Zhiyong Liu b, Hongxia Qiao a, Fukai Ye a, Zhang Lei a c. ... of mechanism sand concrete is calculated by combining the carbon emission factor of some building materials in the ...
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Research on Compressive Strength of …
Based on the macroscopic observations of manufactured sand and natural river sand, as well as studies in the literature [42,43,44], manufactured sand has a larger axial diameter, a higher degree of plate-like …
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Study on fracture characteristics of steel fiber reinforced
Incorporation of steel fibers to improve the defects of manufactured sand concrete (MSC) has received a great deal of attention, while the fracture mechanism of the MSC by volume fraction of steel fibers (V f) has been less studied.To investigate the effects of steel fibers on the fracture characteristics of the MSC, three-point bending tests were conducted on the MSC …
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STRENGTH AND DURABILITY STUDIES ON CONCRETE …
It is proposed to compare the physical properties of natural river sand with manufactured sand (M-sand). The current study was conducted on the mixes M30, M40 and M50. The modulus of elasticity (MOE) was evaluated by changing the relative proportion of M-sand from 0 to .
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A Study on Properties of Self-Compacting Concrete with …
Concrete made from manufactured sand waste as fine aggregate will be studied for workability, compressive strength, Split tensile strength and Flexural strength. Further, study of its …
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Enhancing Mechanical Properties and Microstructures of …
Manufactured sand has become the focus of research and applications due to the shortage of natural sand in order to achieve low-carbon, green, and sustainable development in the construction industry. A large amount of stone powder is produced as a consequence of this process, thus polluting the air and rivers.
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Experimental study on manufactured sand concrete …
With the decreasing extraction of natural sand (NS), the manufactured sand (MS), as a waste material, has been gradually developed as a raw material for concrete [2], [3]. The blending of multiple mineral admixtures together will improve the overall process performance, mechanical properties, and durability of the material, which is also known ...
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Study on the high temperature performance of recycled concrete …
In the current context of sustainable development strategies, the extraction of natural sand (NS) has been restricted in many regions of China, significantly impacting the construction industry [16, 17].Manufactured sand (MS), as a type of artificial sand produced through mechanical crushing and processing of natural rocks or stones with controllable …
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Investigation on compressive strength and splitting tensile …
Consequently, it is widely used as a substitute for river sand in concrete preparation. As the application of MS has progressed, it has evolved from being a partial replacement to a full replacement for river sand [11]. Manufactured sand concrete (MSC) has become widely used, making accurate strength prediction crucial.
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The flowability and high-temperature resistance of …
Concrete is widely used in various fields such as roads, houses, water conservancy projects, and so on [1, 2].The volume of sand, i.e., an essential component of concrete, can be up to about one third.Given that the …
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A review on alternatives to sand replacement and its effect on concrete …
Treated Sea Sand (TSS) 25–100: Concrete with treated sea sand has a strength increase of 6.71% due to micro-organic matter and chloride removal. [15] Crumb Rubber (CR) 5–20: Treated rubber increased its compressive strength due to surface modification of fine aggregate, resulting in increased binding between rubber and cement paste. [16]
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Green High-Performance Concrete with Manufactured Sand
This book presents the features of manufactured sand (MS) and its application in concrete as the fine aggregate. It first introduces the production and technical properties of manufactured sand and demonstrates the properties of concrete, followed by the mix proportioning of concrete with manufactured sand.
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Estimation of compressive strength of concrete with manufactured sand …
To satisfy the design strength of manufactured sand concrete (MSC) in practical engineering applications, a plethora of geotechnical tests are frequently conducted. ... In this study, a comprehensive database of CS of MSC from 208 previous literature was compiled. Four ML models (RF, XGBoost, GBDT, and CatBoost) were trained through the ...
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Compressive behavior of manufactured sand recycled …
Interestingly, research by De Brito et al. [16] and Shi et al. [17] suggests that the workability of RAC can be enhanced by incorporating manufactured sand, which possesses superior and stable properties. This could potentially address issues such as low strength and high water-absorption in RAC. Hudson [18] found that stone powder in the concrete mix can …
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review on use of manufactured sand in concrete …
manufactured sand have in compressive strength of concrete, and to access the prospects of using manufactured sand as replacement of natural sand.
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Buildings | Free Full-Text | Experimental Study and Machine …
AMA Style. Xu X, Xie J, Tang Y, Luo L, Chen Z, Li J. Experimental Study and Machine Learning-Based Prediction of the Abrasion Resistance of Manufactured Sand Concrete.
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Research on the effect of steam curing temperature and duration …
The core temperature of the manufactured sand concrete peaked at about 12.2 h, 11 h and 10.7 h with 43.43 °C, 54.09 °C and 64.66 °C at 40 °C, 50 °C and 60 °C treatment temperatures, respectively, which were consistent with the time interval of occurrence of the peak hydration exothermic rate of the cement paste. ... the ratio of the ...
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REPLACEMENT OF NATURAL SAND WITH …
SURVEY OF LITERATURE: 1.Jeevan Kumawat, Er. R.S. Shekhawat: The fine aggregate replacement of M-Sand with river Sand is more cost economical. With replacement of natural sand with ... Harsh Solanki et al/ REPLACEMENT OF NATURAL SAND WITH MANUFACTURED SAND IN CONCRETE
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Manufactured sand for the development of reinforced concrete …
M35 grade concrete is prepared with cement, coarse aggregate, superplasticizers, and river sand is replaced with 50%,75% and 100 % manufactured sand. Test results shows that the compressive strength of concrete cubes with 50% replacement levels leads to higher compressive strength at early ages, and their reactivity decreases at later age strength.
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Investigation on compressive strength and splitting tensile …
Concrete strength is influenced by a variety of factors, and the substitution of river sand with manufactured sand further increases the complexity of strength development in concrete [7, 13, 22, 23]. To deeply investigate the influence of various factors on the strength of MSC, many researchers have analyzed the effects of factors such as ...
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Toward intelligent construction: Prediction of mechanical properties …
However, very little research can be found in literature on the GUI-based evaluation of properties of manufactured-sand concrete. To this end, this study developed a GUI that integrates the tree-based models to facilitate the prediction of …
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An Investigation into the Use of Manufactured Sand as a …
Manufactured sand differs from natural sea and river dredged sand in its physical and mineralogical properties. These can be both beneficial and detrimental to the fresh and …
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Mix Design of Concrete with Manufactured Sand
For concrete with special performance requirements, such as impermeable concrete, frost-resistant concrete, high-strength concrete, pumping concrete, and mass concrete, the mix proportion can be calculated and verified according to the requirements in Specifications for Mix Proportion Design of Ordinary Concrete (JGJ 55).
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Manufactured Sand (M-Sand) for Concrete -Properties and …
Manufactured sand (M-Sand) is a substitute of river sand for concrete construction . Manufactured sand is produced from hard granite stone by crushing. The crushed sand is of cubical shape with grounded edges, washed and graded to as a construction material. The size of manufactured sand (M-Sand) is less than 4.75mm. Why Manufactured Sand is Used?
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The physical and chemical impact of manufactured sand as a …
In this paper, a type of typical locally available manufactured sand (MS) was utilized, and its effect on the properties of Ultra-High Performance Concrete (UHPC) were …
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Dataset of tensile strength development of concrete with …
Abstract. This article presents 755 groups splitting tensile strength tests data of concrete with manufactured sand (MSC) in different curing age ranged from 1 day to 388 days related to the …
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A review on effect of M sand in the properties of concrete
The manufactured sand obtained from hard rocks by crushing plant. It is also known as M-Sand, Crushed stone sand, Quarry dust, Rock sand, Crushed dust, and other …
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