Forecasting compressive strength of concrete with basalt …
In this paper, an extensive simulation program is conducted to find out the optimal ANN model to predict the shear strength of fiber-reinforced polymer (FRP) concrete beams containing both ...
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Structural Performance of Lightweight Aggregate …
in the case of compressive strength. However, the flexural strength of expanded clay LWC is higher compared with the concrete produced by normal weight aggregates [17]. It should be noted that the particle size of the used LWA has an important role in the strength parameters of a designed LWA concrete in the hardened state, as smaller ...
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Mechanical Properties of High-performance …
of Basaltfibersup to 2% fiber volume together with mineral admixtures improved the com pressive strength. The improvement ... the results of compressive strength at 3% Basalt fiber ... USA, pp. 20 ...
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The effect of curing conditions on compressive strength of …
Talebinejad et al. [10] were investigated the mechanical properties of reactive powder concrete (RPC). Binder phase of it consist of cement and SF. Compressive strength of 230 MPa was achieved following with the different curing methods (20 °C water+90 °C water).However, cement content of this mixture was as high as 1900 kg/m 3.Furthermore, …
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STRENGTH PROPERTIES OF ROCKS AND ROCK MASSES
In general, rock mass strength depends on the strength of intact rock and the strength of rock discontinuities. In general, compared to intact rock, a rock mass has reduced tensile strength …
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Unconfined Compressive and Splitting Tensile Strength …
the specimen (Polito and Martin 2001; Xiao et al. 2019b). The top of each layer is slightly scarified to avoid stratification among the layers (Xiao et al. 2018b).
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The dynamic strength and fracture properties of dresser basalt
The unconfined com- pressive strength was found to vary from 41,000 psi to 125,000 psi over the range in temperature and strain rate used in this study, with the higher strengths being obtained at low temperatures and high strain rates. ... 1"9 x 10-4 0 300 2498 24 1'9 x 10-4 0 300 2498 26 2'4 x 10-I 0 300 1567 38 1"9 x 10-4 0 500 4163 39 1"9 x ...
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Unconfined Compressive and Splitting Tensile Strength of Basalt …
The strength properties of basalt fiber-reinforced biocemented (BFRB) sand specimens with various calcite contents and fiber contents are investigated through a series of unconfined compressive ...
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Using non-destructive tests for estimating uniaxial …
Prediction of elastic mechanical properties such as uniaxial compressive strength (UCS) and static Young's modulus (E s) is one of the main purposes of studies in geological, geotechnical, geophysical, petroleum, and rock engineering projects. The UCS test is applied to determine them. However, this test is destructive, expensive, time-consuming, and requires …
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21. MECHANICAL PROPERTIES OF BASALT CORES FROM …
pressive strength, the lower the drilling rate of basalts from DSDP Hole 504B. Because strength is roughly proportional to Young's modulus of elasticity, which is related in turn to seismic-wave …
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The single and hybrid use of steel and basalt fibers on …
and high tensile strength fibers are used to control large cracks, while short and low tensile strength fibers are used to prevent crack initiation and propagation in the matrix.
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AComparisonAmongSomeNon …
Journal of Nondestructive Evaluation (2022) 41:10 Page 3 of 24 10 andforotherconstructionpurposes.Forthisreason,strength and weathering characteristic of basalts have ...
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Effect of Basalt Fibers on Properties of Normal and High Strength …
The enhancing effect of the basalt fiber on the compressive strength of concrete is lower than that of tensile strength and flexural strength. Moreover, the improvement effect was the highest with ...
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The dynamic strength and fracture properties of dresser basalt
The constants S C (0), S T (0) and S BC (0) are suitably determined strength values at zero absolute temperature and β and A are constants involving the activation energy, …
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15. VELOCITIES, DENSITIES, AND ELASTIC CONSTANTS …
VELOCITIES, DENSITIES, AND ELASTIC CONSTANTS OF BASALT AND TRACHYTIC TUFF, DSDP LEG 39. Compressional and shear wave velocities have been measured to hydrostatic …
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Strength and deformation properties of granite, basalt, …
The dynamic compressive strength factor for the granite was less than l; for the basalt, 1.35; for the limestone, 1.52; and for the tuff, 1.74. The compressional wave velocity of rock is affected …
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Assessing the uniaxial compressive strength and …
Assessing the uniaxial compressive strength and tangent Young's . modulus of basalt rock using the Leeb rebound hardness test. H. Aldeeky . a, O. Al Hattamleh. a, S. Rababah. b. a. Civil Engineering Department, College of Engineering, The Hashemite University, (Zarqa, Jordan) b.
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(PDF) Effects of basalt fibres on strength and permeability …
Essential variables in the stabilised soil matrix included basalt fibre length (3 mm, 6 mm, and 12 mm), RHA percentages (5%, 10%, and 15%), and cement percentage (3%). ... pressive strength of ...
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Models for predicting elastic modulus and tensile …
Mechanical properties of basalt and carbon FRP laminates with temperature. Carbon, basalt and carbon-basalt sheets were used. The elastic modulus and tensile strength were significantly reduced. Analytical models were developed to predict the mechanical properties as a function of temperature. article info Article history: Received 7 February 2016
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Modeling strength characteristics of basalt fiber reinforced …
This study investigated the importance of applying explainable artificial intelligence (XAI) on different machine learning (ML) models developed to predict the strength characteristics of basalt ...
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Predicting the Uniaxial Compressive Strength and Static Young's …
The uniaxial compressive strength and static Young's modulus (E s) of intact rocks are the most important geotechnical parameters for stability analysis of surface and underground structures. These parameters are obtained by the uniaxial compressive test. Although this test is simple, the preparation of the samples, especially of soft rocks, is a hard and time consuming …
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Mechanical Properties of High-Strength Concrete …
pressive strength of the cube and cylinder have also been compared in terms of cylinder/cube strength ratios. Experimental results showed that PVA fibres rein- ... Table 1, both PVA and Basalt fibres possess good tensile strength and young modulus and these fibres have been added as 1, 2 and 3 % by volume of the overall
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Studies of Concrete Mechanical Properties with Basalt Fibers …
The Basalt fibers of different proportions 0%, 0.1%, 0.3% and 0.5% in volume of concrete added to M40-grade concrete (BFRC)and tested for compressive strength, tensile strength and bending strengths.
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sbm/sbm basalt 26 2339 s compressive strength.md at main
Write better code with AI Code review. Manage code changes
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(PDF) Effects of Freeze–Thaw Cycles on Strength and
Clay Uniaxial compressive strength Gao et al., 2015 [26] ... pressive strength by using the friction force between the fiber and the soil. The interaction ... the strength of basalt.
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Strength and deformation properties of granite, basalt, …
3.13 Stress versus strain curves for basalt Specimen B-22---- 79 3.l8 Stress versus strain curves for basalt Specimen B-29- — - 80 3.15 Stress versus strain curves for basalt Specimen B-20---- 8l 3.16 Stress versus strain curves for basalt Specimen B-9----- 82 3.17 Stress versus strain curves for basalt Specimen B-7----- 83 3.18 Stress versus ...
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Strength and Deformability of Fiber Reinforced …
30 26.9 25.7 24. 72.4. 47.8. 41.5. 37.2 ... pressive strength is reduced accor dingly with rising the water-cement ... (9.275 kg/m 3) basalt fiber content for both 12mm and 24mm length of basalt ...
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Indian Journal of Science and Technology, Vol 9(30), …
The average density of Basalt is 3 gm/cc. Basalt is usually grey to black in colour, but rapidly weathers to ground . ... pressive strength, flexural strength, fire resistance and ... 1 Normal aggregate 14.01 1.26 2 Normal aggregate 14.27 0.56 14.19 3 Normal aggregate 14.31 0.84
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Development of basalt fiber engineered cementitious …
mid-1990 s [9,10], showing tensile strain capacity over 5%. Recently, owing to its high strength, PE fibers are especially popu-lar in developing ECC with tensile strength over 10 MPa and com-pressive strength over 100 MPa [11,12]. Contrary to the hydrophobic nature of PE fiber, polyvinyl alcohol (PVA) fiber is
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Prediction of Engineering Properties of Basalt Rock in …
pressive strength, Brazilian tensile strength, modulus ofelasticity,andPoisson'sratiousingbasaltrockfrom 18 different locations in the Diyarbakir area. Yasar and Erdogan (2004) found a correlation between UPV with density, compressive strength, and Young's Fig. 1 Distribution of basalt rocks in Jordan (Tarawneh et al. 2000)
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