typical elastic modulus of basalt

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  • Report No. REC-ERC-74-10, Rock Mechanics Properties of .

    Rock Mechanics Properties of Typical Foundation Rock Types: Summarizing physical and mechanical tests of rock samples from several types of foundation sites 9. PERFORMING ORGANIZATION NAME AND ADDRESS 10.. WORK UNIT NO. 14. SPONSORING AGENCY CODE Engineering and Research Center Bureau of Reclamation Denver, Colorado 80225 12.

  • Estimation of the static modulus of elasticity of concrete .

    characterization of the dynamic elastic modulus and the estimation of the static modulus . Typical behavior of the stress-strain curve for concrete and its main components [3]. . basalt and volcanic rocks, have a greater modulus of elasticity than the low density aggregates (porous), such as sandstones, limestones and gravels. .

  • Design Manual Engineering Properties of Soil and Rock

    (PMT), or Dilatometer (DMT) should be considered for evaluating the elastic modulus of the soil strata. Typical elastic modulus values of predominately granular materials are shown in Table 3. Table 3: Typical elastic modulus values for granular s oil (modified after Sabatini, 2002) . soil type range of equivalent elastic modulus ksf / (kPa)

  • PROCESSING AND CHARACTERIZATION OF BASALT FIBER .

    the shear modulus but did not have significant effect on the elastic modulus, which is dominated by the fibers. [13] A more recent study tested plain weave basalt fiber/polysiloxane composites at pyrolysis temperatures up to 800°C. The flexural strength of the specimens .

  • (PDF) Estimating the modulus of elasticity of the rock .

    Estimating the modulus of elasticity of the rock material from compressive strength and unit weight. . the typical range of the elastic linear deformability for the chosen rock types was .

  • Table of concrete design properties (fcd, fctm, Ecm, fctd .

    Modulus of elasticity E cm. The elastic deformation properties of reinforced concrete depend on its composition and especially on the aggregates. Approximate values for the modulus of elasticity E cm (secant value between σ c = 0 and 0.4f cm) for concretes with quartzite aggregates, are given in EN1992-1-1 Table 3.1 according to the following .

  • Modulus of Subgrade Reaction for Rock - Foundation .

    Aug 12, 2002 · Modulus of Subgrade Reaction for Rock kgaspar (Structural) (OP) 24 Jun 02 10:28. . drilled into rock for a retaining wall. I need typical values for Ks (modulus of subgrade) for different types and qualities of rock. There is a book titled, "Design of Plates on Elastic Foundation" by Korenev and Chernigovskaja, Moscow 1962, I have a copy of a .

  • Basalt Rock, Basalt Powder & Basalt Fiber / Strand

    Basalt Rock, Basalt Powder & Basalt Fiber / Strand. Basalt Rock, Basalt Powder & Basalt Fiber / Strand . Elastic Modulus. 89. Typical Applications • Crushed stone, concrete aggregate, railroad ballast, production of high quality textile fibers, floor tiles, acid-resistant equipment for heavy industrial use, rockwool, basalt plastic pipers .

  • (PDF) Interpretation of pressuremeter tests in rock

    This paper also presents comparisons between the values of deformation modulus obtained from pressuremeter tests in andesitic rock mass and the values of elastic modulus of intact rock core .

  • (PDF) Interpretation of pressuremeter tests in rock

    This paper also presents comparisons between the values of deformation modulus obtained from pressuremeter tests in andesitic rock mass and the values of elastic modulus .

  • basalt modulus of elasticity

    Dulus Elasticity Basalt Rock - automics.eu. elastic modulus of basalt stone - isafis. modulus of elasticity of basalt rock - deogiritourism. elastic modulus of basalt stone. a practical equation for elastic modulus of concrete physical properties of the stone asteroids are similar to those of terrestrial .

  • EVALUATION OF GATORBAR FOR USE IN REINFORCED .

    Also shown in Table 1 are typical mechanical properties for GFRP and CFRP reinforcing bars produced by Hughes Brother, Inc. under the trade name "Aslan FRP". The basalt bars have 30% greater tensile strength than GFRP with a similar modulus of elasticity. Bond Strength for GatorBar in concrete

  • E Modulus - an overview | ScienceDirect Topics

    The variation of Young's modulus, E, with test temperature for a typical amorphous polymer is shown in Fig. 2.1. The polymer is glassy at low temperatures with a modulus of ~ 3 GPa. As the temperature increases, the modulus falls rapidly through the region of T g where the polymer is viscoelastic and the modulus is rate- and temperature .

  • Basalt

    Basalt Categories: Ceramic. Material Notes: Igneous rock, with a fine texture and grain size . 1 mm (extrusive). It is a basic rock, with a total silica content of 45-55%. Predominant minerals in this generally dark colored rock are hornblende and plagioclase feldspar.

  • - Estimation of Key PCC, Base, Subbase, and Pavement .

    Estimation of Key PCC, Base, Subbase, and Pavement Engineering Properties From Routine Tests and Physical Characteristics PDF Version (4.44 ) PDF files can be viewed with the Acrobat® Reader® CHAPTER 5. MODEL DEVELOPMENT (12) PCC Elastic Modulus Models.

  • THE DEFORMATION MODULUS OF ROCK MASSES

    2. ON DEFORMATION AND ELASTIC MODULI 2.1 Definitions Deformability is characterized by a modulus describing the relationship between the applied load and the resulting strain. The fact that jointed rock masses do not behave elastically has prompted the usage of the term modulus of deformation rather than modulus of elasticity or Young's modulus.

  • Foundations - Modulus of Elasticity

    The large ranges emphasize the need for testing at each site.

  • Chapter 2: Principles of Drilling and Excavation

    Young's Modulus, E, is also called the "modulus of elasticity", "tangent modulus", or "stiffness". It is the ratio between stress and strain when rock behaves elastically (Figure 1). For a linear rock, its value is a constant, and so stress and strain are related by σ = Eεa, where σ

  • Bonding Properties of Basalt Fiber and Strength Reduction .

    Sep 30, 2015 · The elastic modulus and spalling coefficient of the matrix were assumed to be 20 GPa and 500, respectively. Figure 5 shows the numerical analysis results. As was expected, the basalt fiber reinforcing system has a higher chemical bonding strength than the PVA fiber reinforcing system.

  • Elastic Modulus Values for Various Soil Types

    Typical Soil Elastic Modulus (Young's Modulus) Values. More Properties. Notation and Units. Metric and Imperial Units. The above values have been provided with both imperial and metric units. As with all calculations care must be taken to keep consistent units throughout.

  • Mechanical Characterization of Basalt Fibre Reinforced .

    and toughness, but lower modulus of elasticity than basalt yarn at the same strain rates, whereas BFRP has higher modulus of elasticity, tensile strength, maximum strain, and toughness than basalt yarn at elevated temperatures. Xiaochun et al. [10] studied the mechanical properties of BFRP bars.

  • MECHANICAL PROPERTIES OF HYBRID BASALT-CARBON .

    The typical synthetic fibers used in automotive composites . and BF increases both modulus of elasticity and strength.The increases are clearer in the . Czigány, Tibor. "Basalt fiber reinforced hybrid polymer composites." In Materials Science Forum, vol. 473, pp. 59-66. Trans Tech Publications, 2005.

  • Fiber Reinforced Polymers - Characteristics and Behaviors

    Characteristics and Behaviors. The mechanical properties and behaviors of fiber reinforced polymers (FRP), including composites with aramid (AFRP), basalt (BFRP), carbon (CFRP), and glass (GFRP) fibers, versus steel reinforcing should be understood prior to undertaking the design of structures using these reinforcements.

  • Modulus of Elasticity E Values - Foundation engineering .

    Jan 06, 2011 · Hello engineers, I am working on the geotecnical report for the foundation of tower. I use sigma W in order to estimate inmediate settlements. As you may know, you need to enter the Modulus of Elasticity values (E) and poisson, for each soil layer.

  • Young's Modulus (Modulus of Elasticity) of Wood

    Average values of elastic moduli along the tangential (E T) and radial (E R) axes of wood for samples from a few species are given in the following table as ratios with elastic moduli along the longitudinal (E L) axis. Since the modulus of elasticity values are determined from bending, the tabulated values given above includes an effect of .

  • (PDF) Estimating the modulus of elasticity of the rock .

    Estimating the modulus of elasticity of the rock material from compressive strength and unit weight. . the typical range of the elastic linear deformability for the chosen rock types was .

  • HOW TO ESTIMATE STRENGTH AND MODULUS OF ROCK .

    Aug 15, 2015 · Strength and Modulus of Weathered Rock from SPT Values In the weathered rock it is difficult to drive the split sampler to the full specified depth as in soil. Hence we may estimate the strength and elastic modulus values of weathered rock by driving the .

  • DEFORMABILITY PROPERTIES OF ROCKS AND ROCK MASSES .

    Using the theory of elastic wave propagation, the dynamic Young's modulus, Ed, Poisson's ratio

  • Bonding Properties of Basalt Fiber and Strength Reduction .

    Sep 30, 2015 · The elastic modulus and spalling coefficient of the matrix were assumed to be 20 GPa and 500, respectively. Figure 5 shows the numerical analysis results. As was expected, the basalt fiber reinforcing system has a higher chemical bonding strength than the PVA fiber reinforcing system.

  • Elastic and mechanical properties of Etna basalt

    changes in their elastic properties. • However, the effect of stress-cycling on mechanical and elastic properties of volcanic rock remains largely unknown. Modelling of Mt. Etna has previously assumed values of Young's modulus ranging from 50-100 GPa and a Poisson's ratio of 0.25 [Cayol and Cornet, 1998; Bonaccorso and Davis, 1999].