- منطقة بودونغ الجديدة ، شنغهاي ، الصين .
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Coral concrete structures on islands are subjected to environmental and artificial impacts during the service life. Therefore, there is a need to explore the mechanical properties of coral concrete under various circumstances for its application in marine engineering.
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behavior of recycled aggregate concrete decreased obviously due to the daily temperature variations. Thus far, only a few studies have been conducted to understand the behavior of concrete subjected to temperature variations, and no study, to the best of the authors' knowledge, has been conducted on seawater sea-sand …
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The properties of river sand and manufactured sand such as specific gravity, sieve analysis, fineness modulus and water absorption were determined through test as per IS 383-1970 and compared. Specimens were cast to compare the strength properties of concrete with river sand and manufactured sand as fine aggregate .
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A step- by-step technology for the production of an asphalt concrete mixture with artificial asphaltite has been presented. Results of the experiment have shown a significant increase in the physical, mechanical and operational properties of asphalt concrete pavements modified with artificial asphaltite of the asphalt concrete mixture.
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In the current study, the major physical properties of concrete containing the processed lightweight aggregates produced in this study at different proportions were investigated in addition to the compressive strength and effect of thermal curing on compressive strength development at different temperatures for the above-mentioned …
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Experimental work done on the properties of Epoxy- resin bonded cement concrete containing sea sand reports percentages of various components in sea sand [12].The literature has also reported the particle size distribution of sea and river sand as shown in Fig. 2.The particle size distribution curves based on IS 2386- Part 1, …
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Thus, they experience many freeze–thaw cycles in each year. To effectively improve frost-resistance of phase change concrete, APCA as an important component of phase change concrete, whose physical and mechanical properties, especially mechanics response mechanism during the freeze–thaw processes are key.
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Key Words: Artificial sand concrete, Conventional concrete, Compressive strength, split tensile strength, Flexure strength 1. INTRODUCTION ... Table -3.1 Physical Properties of Ordinary Portland Cement S.NO PROPERTIES TEST VALUES 1 Normal consistency 28.20% 2 Specific gravity 3.15 3 Setting time
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The preparation of seawater sea-sand recycled concrete (SSRAC) by combining seawater, sea-sand and recycled coarse aggregate is of great significance for the utilization of marine resources and environmental protection in China. The sulfate corrosion test in this...
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Ultra-high-performance lightweight concrete (UHPLC), a sustainable and environmentally friendly concrete crafted with artificial lightweight aggregates to preserve non-renewable natural resources like river sand, has garnered significant attention due to its exceptional mechanical properties.
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The main objective is to assess the feasibility of using RCA in concrete as a partial substitute for coarse aggregate and to analyze the physical and mechanical properties of concrete incorporating RCA to address its use in the Peruvian context.
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The artificial sand obtained from the local crusher was used. The physical properties of natural and artificial sand are listed below. The sieve analysis details are given in table 3. Both types of fine aggregate are confirming to zone II of IS 383-1970. TABLE II. PROPERTIES OF NATURAL AND ARTIFICIAL SAND
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When combined with bentonite, the properties of sand are enhanced and have properties like Synthetic Sand. 1. Physical Properties of Sand. Here the different types of physical proprietors of sand are as follows with full detail.
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the physical properties of natural sand and artificial sand and to test bulking of sand. Sakthivel et al. (2013) [6] found that the partial replacement of sand with 10per cent of artificial sand has given the optimum results and concluded that if …
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Aggregate meaning. In the field of construction, the term "Aggregates" simply represent materials like sand, crushed stones, broken bricks, gravel, chips, etc. which are used in the manufacture of traditional cement concrete, asphalt concrete, or various other composite building materials.
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This paper investigates the application of waste marble powder with different replacement ratios of cement in concrete and experimentally studies the physical and mechanical properties of this green concrete type. Artificial marble powder and original marble powder are used at different replacement levels.
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Typical properties of cellular concrete. When a substance is thick, its mechanical, physical, and functional properties are more apparent than when it is new. The mixing process affects its consistency, flowability, and stability. Flowability and a propensity toward self-compaction are two examples of cellular concrete's rheological …
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This paper presents a durability study on seawater and sea sand concrete (SWSSC), FRP, and SWSSC-filled G/C/B-FRP tubular stub columns exposed to an artificial seawater at 40 °C for durations up to 6 months. The following conclusions can be made. (1) Strength of seawater and sea sand concrete is not reduced after exposure.
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