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Compressive Strength of Lightweight Concrete IntechOpen

2019-7-18  This chapter has been prepared with the hope that its readers will become interested in lightweight concrete (LWC). Therefore, after a brief background of lightweight concrete, different types of LWC will be introduced and then LWC made of lightweight aggregates (LWA) will be specifically discussed. Compressive strength

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Compressive Strength of Concrete - IntechOpen

2020-3-19  Chapter 3 deals with the compressive strength of structural lightweight concrete made using lightweight expanded glass aggregate. Chapter 4 deals with the application of energy-efficient industrial hybrid cement concrete with high sulfate resistance and reduced shrinkage. Chapter 5 describes the compressive behavior of concrete under environmental

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Compressive Strength of Concrete IntechOpen

2020-3-11  Concrete made using mineral cements, the raw materials which on earth are practically endless, is known as one of the oldest building materials and during the last decades of the twentieth century has become a dominant building material for general use. At the same time, the requirements of the quality of concrete and its performance properties, in particular compressive strength, durability ...

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Compressive Strength of Lightweight Concrete -

Lightweight aggregate concretes (LWAC) can be used for structural applica-tions, according to the American Concrete Institute (ACI). To be considered asstructural lightweight concrete (SLWC), the...

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(PDF) Compressive Strength of Lightweight Concrete

Water absorption, compressive, tensile, and flexural strength yielded a satisfactory result at 0-50% replacement. The density of the EPS concrete at 0-37.5% replacement revealed similar values to ...

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Compressive Strength of Lightweight Concrete - CORE

To submit an update or takedown request for this paper, please submit an Update/Correction/Removal Request.

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Compressive Strength of Concrete with Nano Cement

2021-6-9  Nano technology plays a very vital role in all the areas of research. The incorporation of nano materials in concrete offers many advantages and improves the workability, the strength and durability properties of concrete. In this study an attempt has been made to carry out an experimental investigation on concrete in which cement was replaced with nano sized cement.

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Compressive strength of lightweight aggregate concrete ...

2010-6-7  compressive strength after 300°C. Every concrete mixture lost a significant part of their initial strength when the tempera-ture is reached up to 750°C. When the lightweight aggregate ratio is increased for each temperature value, the loss of com-pressive strength of the concrete compared to the initial strength was decreased.

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Compressive strength evaluation of structural lightweight ...

2013-7-1  Highlights Results for wave propagation in lightweight concrete (LWC) are presented. The compressive strength of LWC is assessed by the ultrasonic pulse velocity (UPV). The influence of different mix design parameters is analyzed. A simplified expression to estimate the compressive strength from UPV is suggested. High correlation coefficients are obtained, regardless the concrete composition.

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CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHT

a compressive strength range from about 100 to 500 psi (0.69 to 6.89 MPa). Concrete, lightweight-See concrete, structural lightweight or specified density. Concrete, normalweight- Concrete having a density of 140 to 155 lb/ft³ (2240 to 2480 kg/m³) made with ordinary aggregates (sand, gravel, crushed stone).

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[PDF] Compressive Strength of Lightweight Concrete ...

This chapter has been prepared with the hope that its readers will become interested in lightweight concrete (LWC). Therefore, after a brief background of lightweight concrete, different types of LWC will be introduced and then LWC made of lightweight aggregates (LWA) will be specifically discussed. Compressive strength and density of LWC are the main points of interest in this chapter.

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compressive strength of lightweight concrete

2020-2-20  Compressive strength of concrete is the Strength of hardened concrete measured by the compression test. The compression strength of concrete is a measure of the concrete's ability to resist loads which tend to compress it. ... The performance of aerated lightweight concrete such as compressive strength tests, water absorption and density and ...

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(PDF) The Compressive Strength of Light Weight Concrete

The compressive strength of lightweight concrete using palm kernel shell (pks) and periwinkle shell (pws) is reported. The strength as a function of aggregates ,age, and density were investigated.

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Compressive strength of lightweight aggregate concrete ...

2010-6-7  compressive strength after 300°C. Every concrete mixture lost a significant part of their initial strength when the tempera-ture is reached up to 750°C. When the lightweight aggregate ratio is increased for each temperature value, the loss of com-pressive strength of the concrete compared to the initial strength was decreased.

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Compressive strength evaluation of structural lightweight ...

2013-7-1  Highlights Results for wave propagation in lightweight concrete (LWC) are presented. The compressive strength of LWC is assessed by the ultrasonic pulse velocity (UPV). The influence of different mix design parameters is analyzed. A simplified expression to estimate the compressive strength from UPV is suggested. High correlation coefficients are obtained, regardless the concrete composition.

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Compressive strength prediction models of lightweight ...

The study could offer structural lightweight concrete of compressive strength up to 46 MPa that is 31% higher than the control mix. The usage of 50% OPS to 50% POC coarse aggregate by vol. in the ...

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Compressive strength prediction models of lightweight ...

2021-7-19  The regression model is a further generalised regression model for estimating compressive strength from UPV of lightweight aggregate concrete (LWAC) that can be adapted to different testing systems. The BPNN model, optimised by a genetic algorithm, is also employed for more accurate predictions compared to the regression model.

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CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHT

a compressive strength range from about 100 to 500 psi (0.69 to 6.89 MPa). Concrete, lightweight-See concrete, structural lightweight or specified density. Concrete, normalweight- Concrete having a density of 140 to 155 lb/ft³ (2240 to 2480 kg/m³) made with ordinary aggregates (sand, gravel, crushed stone).

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COMPRESSIVE STRENGTH CLASSIFICATION OF

2019-7-26  COMPRESSIVE STRENGTH CLASSIFICATION OF LIGHTWEIGHT AGGREGATE CONCRETE USING A SUPPORT VECTOR MACHINE MODEL ANTONIO JOSÉ TENZA-ABRIL1, ROSANA SATORRE-CUERDA2, PATRICIA COMPAÑ-ROSIQUE2, FRANCISCO JOSÉ NAVARRO-GONZÁLEZ3 YOLANDA VILLACAMPA3 1Department of Civil Engineering, University of Alicante,

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methods of calculating compressive strength of concr -

Compressive Strength of Lightweight Concrete IntechOpen. This chapter has been prepared with the hope that its readers will become interested in lightweight concrete (LWC). Therefore, after a brief background of lightweight concrete, different types of LWC will be introduced and then LWC made of lightweight aggregates (LWA) will be specifically ...

Get price

(PDF) The Compressive Strength of Light Weight Concrete

The compressive strength of lightweight concrete using palm kernel shell (pks) and periwinkle shell (pws) is reported. The strength as a function of aggregates ,age, and density were investigated.

Get price

Compressive strength of lightweight aggregate concrete ...

2010-6-7  compressive strength after 300°C. Every concrete mixture lost a significant part of their initial strength when the tempera-ture is reached up to 750°C. When the lightweight aggregate ratio is increased for each temperature value, the loss of com-pressive strength of the concrete compared to the initial strength was decreased.

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(PDF) Compressive strength prediction of lightweight ...

2019-11-19  Generally, the compressive strength of concrete is presented as a function of the water-cement (or binder) ratio. This model was developed by the inclusion of

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CHAPTER 9 PHYSICAL PROPERTIES OF LIGHTWEIGHT

a compressive strength range from about 100 to 500 psi (0.69 to 6.89 MPa). Concrete, lightweight-See concrete, structural lightweight or specified density. Concrete, normalweight- Concrete having a density of 140 to 155 lb/ft³ (2240 to 2480 kg/m³) made with ordinary aggregates (sand, gravel, crushed stone).

Get price

Neural networks analysis of compressive strength of ...

2013-12-1  Structure of the artificial neural network model for compressive strength of lightweight aggregate concrete after high temperatures. The i th neuron has a summer that gathers its weighted input w ij p j and the bias b i to form its net input n i given by (1) n i = ∑ j w ij p j + b i where w ij denotes strength of the connection from the ...

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Properties of light weight concrete – A state of the art ...

2021-3-10  3. Physical properties3.1. Density. Light Weight Concrete having air density ranging from 1935 to 1995 kg/m 3 produced compressive strength of 22.5 MPa to 43 MPa .Polyethylene Terephthalate Waste (PTW) flake as partial replacement of coarse aggregate in different percentages by weight showed less density when compared to concrete produced with NCA and the average density of PTW concrete

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Prediction of lightweight aggregate concrete

2021-8-5  lightweight concrete and also its compressive strength. By increasing the compressive strength, the velocity of the pulse increases too; it indicates that there is a direct relationship between them. Figure 4 shows the diagrams for the direct transfer velocity of sound pulses with respect to di erent water-cement ratios.

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methods of calculating compressive strength of concr -

Compressive Strength of Lightweight Concrete IntechOpen. This chapter has been prepared with the hope that its readers will become interested in lightweight concrete (LWC). Therefore, after a brief background of lightweight concrete, different types of LWC will be introduced and then LWC made of lightweight aggregates (LWA) will be specifically ...

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Strength and elastic properties of structural lightweight ...

2011-4-1  Chemical composition of Portland cement (CEM I 42.5 R), fly ash, bentonite, glass powder and silica fume are exhibited in Table 1.Physical properties and the results of compressive strength and pozzolanic activity tests of cement and fly ash determined according to TS 639 are shown in Table 2, Table 3, respectively.TS 639 specifies that the strength of test specimen must not be less than ...

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Compressive strength, microstructure and thermal analysis ...

2010-6-25  Volume of permeable voids, unit weight (bulk density) and compressive strength were tested for all of the BLWC specimens produced at all ages of air cured and autoclaved in accordance with the standard of ASTM C 642-97 , ASTM C138-92 and ASTM C495 , respectively.For thermal conductivity test, three specimens were tested for autoclaved concrete and for concrete cured in air for 28 days

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