Durability studies on copper slag admixed concrete
This paper presents the results of an experimental study on various corrosion and durability tests on concrete containing copper slag as partial replacement of sand and cement.
This paper presents the results of an experimental study on various corrosion and durability tests on concrete containing copper slag as partial replacement of sand and cement.
Cement, one of the main components of concrete, poses environmental risks, accounting for 7% of total global carbon emissions. To alleviate the environmental hazards related to cement manufacturing, supplementary cementitious materials (SCM) are employed to reduce the usage of cement in concrete. One SCM used is copper slag (CS). In this study, a life cycle …
This document summarizes an experimental investigation into using copper slag as a partial replacement for fine aggregate in concrete. Tests were conducted by replacing sand with 10%, 30%, and 50% copper slag. Results showed that compressive strength increased up to 10% replacement but decreased at higher replacements, though 50% replacement still exceeded …
This research paper investigates, the feasibility of utilizing copper slag as a partial replacement for fine aggregate in concrete through a systematic experimental study using …
The vast majority of studies that use CS as an addition or replacement in concrete show an increase in their workability indices. Arivalagan [3] evaluate concretes with sand replacement by CS, was found that the sample with 40% of CS reached 122 mm of slump and the REF series reached 105 mm. Gupta & Siddique [4] studied self-compacting concretes with …
The corrosion rate of copper slag admixed concrete increases as percentage of copper slag increases. The corrosion rate can be controlled by coating the bar with Zinc Phosphate paint. 4.CONCLUSION 1) The workability increases up to 31.57 % for 100 % replacement of copper slag as a fine aggregate fine aggregate.
This paper presents the results of an experimental study on various corrosion and durability tests on concrete containing copper slag as partial replacement of sand and cement. For this research work, M20 grade concrete was used and tests were conducted for various proportions of copper slag replacement with sand of 0 to 60%, cement of 0 to 20% ...
3. T. Ch. Madhavi (2014) Copper Slag In Concrete As Replacement. The researchers found in his experiment that the copper slag is an industrial waste which can be used as a replacement for cement and sand and helps in increasing the mechanical properties of concrete. The use of copper slag can be done up to 30% exceeding
The aim of the study was to determine the efficiency of Self-Compacting Concrete (SCC) manufactured with copper slag and to examine the influence of superplasticizer on the qualities of SCC manufactured with copper slag. In this research investigation, the grade of concrete employed was M40.
The present work investigates copper slag as a substitute for river sand in high-strength concrete. The concrete mixtures were manufactured with 10%, 30%, 50%, 70%, and of copper slag to evaluate the mechanical and durability properties. The experimental results indicate that replacing copper slag above 50% affects the performance characteristics …
fine aggregate with copper slag, and up to 80% replacement of copper slag, concrete gain more strength than normal concrete strength. The flexural strength of concrete found to be increased by 14% with 30% replacement of copper slag. [8] 2. RESEARCH OBJECTIVES 1. To find the optimum proportion of
Similar copper slags are also valuable options to be used as concrete ingredients. Copper slag (CPS) is a metallurgical waste product that is created through the matte smelting of copper metal. ... Although some studies have discovered that copper slag possesses pozzolanic activity, ... Al-Saidy A.H. Copper Slag as Sand Replacement for High ...
This paper also studies the corrosion behaviour of steel reinforcement embedded in copper slag concrete. Corrosion of steel reinforcement is one of the major causes affecting the long-term performance of reinforced-concrete structures. Hence, the corrosion test was conducted by using thermo mechanical treatment (TMT) steel of 150 mm length and ...
Replacement of Copper Slag as Fine Aggregate" in SSRG International Journal of Civil Engineering (SSRG-IJCE) – volume 4 Issue 3 – March 2017. 4. Tamil Selvi P, Lakshmi Narayani P (2014) "Experimental Study on Concrete Using Copper Slag as Replacement Material of Fine Aggregate" in Journal of Civil & Environmental Engineering. 5.
The results showed that the dynamic compressive strength of copper slag reinforced concrete generally improved with the increase in amounts of copper slag used as a sand replacement up to 20%, compared with the control concrete, beyond which the strength was reduced. also investigated the mechanical properties of high strength concrete ...
This study is focused on assessing the bond characteristics and corrosion behavior of reinforcing bars embedded in copper slag concrete composites (CSCC). RILEM beams were prepared using CSCC with varying replacement percentages of copper slag (CS), and tests were conducted following RILEM-FIP-CEB (1973).
The current investigation is an attempt to perform the strength and durability studies on slag cement concrete prepared by using copper slag (CS) as a fractional/full replacement for natural fine ...
2.1.1. Physical Properties of CS . As shown in Figure 1 a, the CS used for the test is converter slag from Chifeng Fubang (for China) Copper Co., Ltd., Inner Mongolia, China, which is a kind of tailing slag made by crushing converter copper slag to form copper slag fragments with a size less than 200 mm. The ingredients are poured into an intermediate frequency …
Here the copper slag is replaced for fine aggregate in different proportions as 40%, 60% and 80%. The effect of replacing fine aggregate by co. per slag on the compressive strength of concrete …
2020. This paper reports the results of an experimental study on the high performance concrete made with copper slag as fine aggregate. The percentage of Copper Slag(CS) added by weight in a range viz. 0, 25, 50, 75 and as a replacement of sand used in concrete and cement was replaced with 15% Metakaolin.
In conclusion, as a partial replacement of cement or aggregate in concrete, CS can appropriately improve the strength, chloride ion corrosion resistance, sulphate corrosion …
at 40% replacement of copper slag. Hence this is the optimum proportion. • Density was increased. Patil.M.V.(2015). Analyzed the influence and properties of copper slag-based concrete. Here, copper slag was used e in the production of concrete. The Fine aggregate replacement was done from 0% to in concrete by copper slag and the tests ...
One such solution would be the utilization of copper slag aggregates in replacing natural fine aggregates in concrete [10].Considering the fact that for each metric ton of produced copper in the world, about 2–2.5 tons of copper slag is produced, almost 24.6–106 t of copper slag is generated every year that is disposed of in landfills as ...
This paper reports an experimental program to investigate the effect of using copper slag as a complete replacement of sand on the property of fine aggregate. Addition of red soil in ratio 0%, 5%, 10% in cement.M25 mix design has been used. Concrete mixes were evaluated for compressive strength and split tensile strength. With two different composition of …
But not much research has been carried out concerning durability and corrosion studies of copper slag admixed concrete. This paper presents the results of an experimental study on various …
component. Copper slag can be used in concrete as fine aggregate to solves the problem of waste disposal. In this study copper slag is partially replaced for fine aggregates at various replacement levels in concrete. From the studies it is proved that, copper slag can partially replace the fine aggregate,
In this experimental study is made on the compression strength, split tensile strength and flexural of concrete on partial replacement of fine aggregate by copper slag .Copper slag is the waste material from industry that generates approximately 2.5% tons of copper slag possesses the problem of disposal of waste and is of environmental concern.
corrosion and durability tests on concrete containing copper slag as partial replacement of sand and cement. For this research work, M20 grade concrete was used and the tests were conducted for various proportions of copper slag replacement with sand of 0%, 20%, 40%, and 60%, cement of 0%, 5%, 15% and 20% and combination of both (60% sand + 40 ...
This study was performed to come up with specific experimental knowledge on the potential use ofcopper scum as sand replacement in concrete. This study work chiefly consists of 2 main elements. ... assessment of corrosion and …
This Study focuses on the Properties of copper slag, as a partial replacement of sand for use in cement concrete. The use ofcopper slag in cement concrete provides potentialenvironmental as well ...
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