article on corrosion of concrete replacement with copper slag

Destructive and Non-Destructive Testing of the Performance of …

Very few researchers to date have concentrated on fully replacing copper slag in concrete and cement mortar applications. Moreover, none of the previous studies considered …Web

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Copper slag as sand replacement for high performance concrete

The workability of concrete was assessed based on the measured slump of fresh concrete. It is clear from Table 2 that the workability of concrete increases …Web

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Holistic Analysis of Waste Copper Slag Based …

The aim of the research is a comprehensive evaluation of concrete using the EIPI method. In the evaluation the compressive strength of concrete and its durability properties represented by sorptivity and air …Web

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A critical review on the use of copper slag (CS) as a substitute

This paper extends the comparative study of copper slag concrete with polypropylene fiber (PPF) subjected to destructive and non-destructive testing.Web

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Influence of copper slag on corrosion behavior of horizontal steel …

Both compressive strength and flexural strength are increased due to the high toughness of copper slag [9]. Therefore, a study about the durability performance of concrete using copper slag as a replacement of fine aggregate has been developed in these recent years. Copper slag is denser than ordinary natural aggregates with a …Web

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Destructive and Non-Destructive Testing of the Performance of Copper

Adding fiber contributes to the enhancement of compressive strength by 6%. Copper slag replacement of 20% delivers a 35% improvement in compressive strength at 28 days. However, Hsie et al. reported only a 14.6 to 17.35 % strength gain over control concrete. Copper slag content increases the volume of free water in the concrete.Web

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Materials | Free Full-Text | A Review of the Influence of Copper Slag

Global copper slag (CS) emissions reached 57.2 million tons in 2021. Despite the increasing reuse of CS, the treatment of CS is still dominated by landfill so far, which not only occupies land resources but also causes damage to the environment. The application of CS to cement-based materials (CBMs) is one of the main approaches to its …Web

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Mechanical Properties and Chloride Penetration Resistance …

The preparation of copper slag to more fully replace natural aggregate concrete re-quires further performance studies, and existing design specifications for raw aggregate concrete do not apply to copper slag aggregate concrete due to the quality differences of copper slag. Previous research on the durability of copper slag …Web

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A critical review on the use of copper slag (CS) as a substitute

Concrete prepared with copper slag as a natural sand replacement had a higher fresh slump and compressive strength than river sand concrete [13, 14]. As a result, the primary aim of this research ...Web

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A critical review on the use of copper slag (CS) as a substitute

This paper mainly reviews the relevant literature published in the past decade; critically discusses the performance of CS and the influence of partial replacement of CS …Web

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(PDF) Mechanical Properties and Durability of …

The paper presents a laboratory study on CEM-II concrete mixes, containing water-cooled copper slag waste material for a partial or full replacement of fine concrete aggregate. A series of tests ...Web

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Mechanical Properties and Durability of Concrete with Water …

Concrete was made with a mix design of 1:1.5:3 (1 part cement; 1.5 parts sand and 3 parts coarse aggregate) according to British Standards guidelines for RC40 [].Two different sets of mixes were made with water/cement (w/c) ratios of 0.55 and 0.45 respectively, with the mix composition shown in Table 4.Mixes without copper slag were …Web

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Studies on hardened properties of concrete incorporated with copper slag

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 ...Web

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Effect of copper slag on the resistance characteristics of

To investigate the acidic behavior of self-compacting concrete (SCC) incorporating Copper Slag (CS), a series of seven mixtures with different percentages of CS as cement replacement was produced. The specimens were replaced by 0%, 5%, 10%, 15%, 20%, 25% and 30% CS of total binder. Two types of acids as sulfuric acid and …Web

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A critical review on the use of copper slag (CS) as a substitute

In recent decades, CO 2 emissions from concrete production account for 5% of the global total carbon emissions. At the same time, the amount of industrial waste is also increasing year by year. As a non-toxic and harmless industrial waste, copper slag (CS) has been a great concern for researchers as a type of building material in recent years.Web

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Influence of copper slag on corrosion behavior of

Further for reinforced concrete with 40% replacement of copper slag, the percent of decrease in compressive strength is on lower side for nominal concrete as compared to concrete with copper slag.Web

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Role of copper slag on improvement of strength, quality and

UPV varies from 4383 to 4565 m/s. 40% copper slag partial replacement enhanced the properties of self-compacting concrete, and up to 60% of fine aggregate …Web

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Studies on hardened properties of concrete incorporated with …

This paper also studies the corrosion behaviour of steel reinforcement embedded in copper slag concrete. Corrosion of steel reinforcement is one of the …Web

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Role of copper slag on improvement of strength, quality and

This paper aims at the experimental study of durability properties and long-term mechanical properties of self-compacting concrete with fly ash as secondary cementitious material and copper slag as inert material. Cement replaced with fly ash at 20% level and fine aggregate replaced with copper slag at 10%, 20%, 30%, 40%, 50%, …Web

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Copper slag and high-strength concrete

Abstract. In this work, we aim to prepare M30 grade concrete utilizing copper slag as a replacement material for fine aggregates in proportions of 0%, 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, and in the concrete. The experiment was conducted at constant w/b and w/c ratios with varying amounts of superplasticizer, and …Web

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Influence of copper slag on corrosion behavior of horizontal steel …

The flexural strength was higher than the control specimen for all percentages (ranging from 10% to replacement) of copper slag fine aggregate. Both compressive strength and flexural strength are increased due to the high toughness of copper slag [9]. Therefore, a study about the durability performance of concrete using …Web

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Influence of waste copper slag on flexural strength properties of …

To improve SCC and to make a green concrete waste copper slag (WCS) is used as a partial replacement of fine aggregate. ... 60%, 80%, and copper plates at w/c 0.45, The results showed that the replacement of the copper tailings improved the new features. The highest direct stress is 20% copper tailings. 3. Details of experimental3.1 ...Web

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A review on various aspects of high performance concrete

Jabri et al. examined the impact of copper slag on high-performance concrete as the replacement of sand ranging from 0 to . There is a slight rise in the HPC density, nearly 5% when mixed with copper slag compared to the control mix. The use of copper slag up to 50% gives maximum compressive strength.Web

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Effect of copper slag fine aggregate on corrosion processes and

This paper reports the result of experimental on the resistance to chloride diffusion and steel corrosion of concrete mixtures. A series of tests were performed to …Web

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Review on Comprehensive Recovery Valuable Metals and

On the other hand, with good physical properties, high stability, and stable mechanical properties, copper slag can be used as a high-quality raw material for new blended cements, concrete, pavements, glass, tiles, and high hardness tools, despite being production waste, copper slag is also used for the development of abrasives, …Web

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IOP Conference Series: Materials Science and Engineering …

1.4. Copper slag Copper slag is an industrial by-product material formed by the copper process. About 2.2 tons of copper slag are created for every tone of copper output. The world copper sector has calculated that about 24.6 million tons of slag are produced. Although copper slag is commonly utilized in the sandblastingWeb

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A Review of the Influence of Copper Slag on the Properties of …

1. Introduction. Copper slag (CS) is a by-product of the copper smelting process and is one of the nonferrous metal residues. CS is mainly composed of Fe 2 O 3, SiO 2, and a small number of metallic elements [1,2,3].CS holds great promise for resource utilization of building materials, particularly in cement-based materials (CBMs), which can …Web

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Leaching behavior of copper slag aggregate cement-mortar by …

Around 2.2 tons of copper slag is being generated for each one ton of copper production and it has been reported that, world copper production is about 24.6 million tons approximately [5]. The replacement of fine aggregate using copper slag in cement-mortar and concrete production is done over a decade now.Web

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Environmental and Socioeconomic Impact of Copper Slag—A …

Therefore, utilization of copper slag for recovering iron can be used to feed the steel plant, stimulating its resurrection. This can also help in the waste management of slag, thus reducing environmental pollution. Most slags contain 40 wt.% iron, and extraction of this iron from CS is ideal [ 70 ]. 2.2.Web

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Study on the Influence of Corrosion and Cracking in the

When compared to standard concrete, the GPC lollipop sample significantly reduced the corrosion rate even in the presence of a 5% chloride environment. This is because phosphate's natural corrosion-inhibiting property has decreased the deleterious impact of the copper slag and improved the performance of the structure.Web

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IOP Conference Series: Materials Science and Engineering

the replacement ratio of copper slag to fine sand about 35%, but the flexural strength decreases with increasing copper slag replacement ratio, while for steel fiber reinforced high performance concrete, when the copper slag replacement ratio is about 40%, the concrete has a relatively high compressive strength, flexural strength and …Web

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Application of Copper Slag in Ultra-high Performance Concrete

Ultra-High Performance Concrete (UHPC) was hindered by the use of non-renewable quartz sand, so there was a need to find a new sustainable material to replace quartz sand. This study investigates the possibility of using copper slag as an aggregate instead of quartz sand to make sustainable UHPC. To ensure the workability and good …Web

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Effect of copper slag fine aggregate on corrosion processes and

The results obtained for concrete indicated that there is a slight increase in density of nearly 5% as copper slag content increases, whereas the workability increased significantly as copper slag ...Web

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Strength and durability of concrete by partial replacement of sand …

[11] Maharishi A., Singh S. P. and Kumar L. 2020 Materials Today : Proceedings Strength and durability studies on slag cement concrete made with copper slag as fine aggregates Mater. Today Proc. Crossref; Google Scholar [12] Manohar C. 2019 Concrete Strength Evaluation by using Copper Slag instead of Aggregates for M30 …Web

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Influence of copper-impregnated basic oxygen furnace slag on …

Microbially induced concrete corrosion (MICC) is recognized as one of the main degradation mechanisms of sewer infrastructure worldwide. To help control this problem, a beneficial reuse path for basic oxygen furnace slag (BOFS) has emerged in which the incorporation of copper-laden BOFS particles into cementitious materials …Web

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Development of High-Strength Geopolymer Concrete …

The present work investigates the mechanical and chemical characteristics and durability of high-strength geopolymer concrete (HSGPC) developed using high-volume copper slag and micro silica. …Web

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Concrete Made with Partially Substitutions of Copper Slag (CPS): …

Copper slag (CPS) is a large amount of waste material produced during the manufacture of copper. The disposal of this waste material becomes a problem for environmental concerns. Therefore, it is necessary to explore feasible alternate disposal options. ... A lot of researchers focus on utilizing CPS in concrete, either as a cement …Web

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Effect of copper slag fine aggregate on corrosion processes and

In the previous research, the use of copper slag fine aggregate (CUS) as sand substitution improves the strength and durability of high strength concrete characteristics at the same workability while superplasticizer is a very important ingredient in high strength concrete made with copper slag. The cement replacement materials …Web

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