###### Modulus

- These tests also give the procedure to measure a material's compressive modulus (the ratio of stress to strain in compression). (matweb.com)
- Gokceoglu, C., Zorlu, K.: A fuzzy model to predict the uniaxial compressive strength and the modulus of elasticity of a problematic rock. (springer.com)
- Yilmaz, I., Yuksek, G.: Prediction of the strength and elasticity modulus of gypsum using multiple regression, ANN and ANFIS models. (springer.com)
- The compressive strength prediction methods were used to improve modulus of elasticity prediction accuracy for the 2012 AASHTO LRFD Bridge Design Specifications. (auburn.edu)
- Lastly, modulus of elasticity development over time was compared to concrete strength development over time. (auburn.edu)
- An attempt has been made to correlate the uniaxial compressive strength and Young's modulus of gabbros and basalts with Schmidt hammer rebound number, the point load strength index, I s(50) and the degree of weathering. (springer.com)
- The equations establish reliable prediction models for the uniaxial compressive strength and modulus of elasticity of the above rock types by means of simple tests which can be carried out in the field. (springer.com)
- Sachpazis C.I., 1990: Correlating Schmidt Hardness with Compressive Strength and Young's Modulus of Carbonate Rocks. (springer.com)
- To do so, mechanical factors including modulus, uni axial strength, and fatigue properties are necessary to be studied. (wikipedia.org)
- The range of young's modulus for trabecular bone is 800-14000 MPa and the strength of failure is 1-100 MPa. (wikipedia.org)
- Strength increases as temperature lowers becoming 0.54 MPa at 40.6 K. Elastic modulus varies from 161 to 225 MPa over the same range. (wikipedia.org)
- By inducing compression, mechanical properties such as compressive strength or modulus of elasticity, can be measured. (wikipedia.org)

###### uniaxial compressive strength

- Uniaxial Compressive Strength (UCS) is the most important parameter that quantifies the rock strength. (springer.com)
- Mishra, D.A., Basu, A.: Estimation of uniaxial compressive strength of rock materials by index tests using regression analysis and fuzzy inference system. (springer.com)
- Yesiloglu-Gultekin, N., Gokceoglu, C., Sezer, E.A.: Prediction of uniaxial compressive strength of granitic rocks by various nonlinear tools and comparison of their performances. (springer.com)
- Yesiloglu-Gultekin, N., Sezer, E.A., Gokceoglu, C., Bayhan, H.: An application of adaptive neuro fuzzy inference system for estimating the uniaxial compressive strength of certain granitic rocks from their mineral contents. (springer.com)

###### average compressive

- The table below lists average compressive strengths and compressive moduli for some filled and unfilled polymers. (matweb.com)
- It has an average compressive strength of approximately 23,000 PSI. (wikipedia.org)

###### Mortar

- Measurements of workability, compressive strength, and leachate properties (pH, salinity, heavy metals and calcium ion release) of mortar specimen, at different cement substitution levels and ages, were evaluated. (mdpi.com)
- Penetration assay Technical Specification for Mortar Compressive. (iberlibro.com)
- Pub Date: 2002 Pages: 34 Language: Chinese in Publisher: China Building Industry Press JGJT 136-2001 penetration method detects Mortar Compressive Strength technical regulations according to the Ministry of Construction Jianbiao . (iberlibro.com)
- The compressive strength of concrete masonry units and masonry walls varies from approximately 1,000 psi (7 MPa) to 5,000 psi (34 MPa) based on the type of concrete used to manufacture the unit, stacking orientation, the type of mortar used to build the wall, and other factors. (wikipedia.org)
- IS: 2250 - compressive strength test for cement mortar cubes. (wikipedia.org)

###### specimens

- The direct determination of the strength of concrete implies that concrete specimens must be loaded to failure. (hindawi.com)
- Therefore, the determination of concrete strength requires special specimens to be taken, shipped, and tested at laboratories. (hindawi.com)
- 1.2 This test method also covers procedures for determining the compressive strength of prisms obtained from field-removed masonry specimens. (environmental-expert.com)
- ASTM, 1992: Standard Test Method for Unconfined Compressive Strength of Intact Rock Core Specimens, American Society for Testing and Materials, Annual Book of ASTM Standards, ASTM Designation D 2938-86, vol. 04.08, pp. 390-391. (springer.com)

###### Yield Strength

- North American plastics manufacturers generally report compressive yield strength , the stress measured at the point of permanent yield, zero slope, on the stress-strain curve. (matweb.com)
- This steel is particularly well suited for use in pressure vessels by virtue of having an exceptional spread between its comparatively low yield strength of 38 ksi and its tensile strength of 70 to 90 ksi. (wikipedia.org)

###### Multiple Regression Analysis

- Moreover, a multiple regression analysis has been reported between the mass of calcium ions leached and the mixture composition with the compressive strength. (mdpi.com)
- On the basis of the sea field test result, compressive strength estimation equation which was deduced by multiple regression analysis indicated highest accuracy compared to other equations, especially it will be more likely to be used in underwater because of the depth of water correction. (koreascience.or.kr)

###### Measurements

- Measurements of compressive strength are affected by the specific test method and conditions of measurement. (wikipedia.org)
- Using strength measurements and curing temperature measurements from 435 girder pours, the authors established trends in concrete maturity at prestress transfer and in compressive strength development over time. (auburn.edu)

###### Permeability

- Excessive compaction of pervious concrete results in higher compressive strength, but lower porosity (and thus lower permeability). (wikipedia.org)

###### flexural

- Compressive Strength Flexural Strength Biphasic Calcium Phosphate Ceramic Foam Tricalcium Phosphate These keywords were added by machine and not by the authors. (ademeba.com.mx)
- Engineers know their target tensile (flexural) requirements and will express these in terms of compressive strength. (wikipedia.org)

###### properties

- The focus of this study was to investigate the properties affecting the compressive strength of these building products. (bath.ac.uk)
- Because of that, special techniques have been developed in which attempts were made to measure some concrete properties other than strength, and then relate them to strength, durability, or any other property. (hindawi.com)
- Historical records including more than 1900 girder pours from four girder producers over a six-year period were analyzed for patterns in project requirements, fresh concrete properties, measured concrete compressive strengths, and producer practices. (auburn.edu)
- This gel has been found to be responsible for the cementitious properties of the final material (Criado et al 2008), and the quantity affects the mechanical strength of the final product (Zhang et al 2013). (scielo.org.za)

###### increases

- It was confirmed that the grading parameters were improved and there were significant increases in the compressive strength of the blocks and cube samples. (mdpi.com)
- Pozzolona increases the later age strength of concrete as it reacts with calcium hydroxide and turns it into calcium-silicate-hydrates (C-S-H). However Portland pozzolona cements have higher activation energy and therefore, their rate of hydration is lower as compared to ordinary Portland cement (OPC). (wikipedia.org)

###### extrusion

- Low density foams from polyethylene blends having substantially closed cell structure and improved compressive strength are prepared using gel-forming extrusion technology. (google.es)

###### Concretes

- Commercial Reactive Powder Concretes are available in the 17-21 MPa (2,500-3,000 psi) strength range. (wikipedia.org)

###### Specification

- Compressive strength is widely used for specification requirement and quality control of concrete. (wikipedia.org)

###### temperature

- The temperature and the duration of elevated temperature curing were found to be critical factors affecting the compressive strength at early age, but their effect decreased significantly in the long term. (scielo.org.za)
- The optimum temperature has been found to be between 65 and 70 °C, beyond which the losses in later age strength have been found to be considerably higher. (wikipedia.org)

###### cubes

- This is to establish their influence on the compressive strength of sandcrete hollow blocks and solid cubes with the aim of specifying the range percent of steel chips for the sandcrete optimum compressive strength value. (mdpi.com)
- It is designed to test the compressive strength of standard two-inch cement cubes in exact compliance with API Spec 10A. (chandlereng.com)
- Compression machines for strength tests on concrete cubes, cylinders and blocks. (ademeba.com.mx)

###### sodium

- Among the different chemical treatments, MWNT concrete treated with sodium polyacrylate has the best compressive strength, chloride resistance, and freeze-thaw durability. (hindawi.com)

###### tester

- The Model 4207D Compressive Strength Tester is an automatic, digitally-controlled, hydraulic press (Max Load: 50,000 lbf / 222 kN). (chandlereng.com)

###### stress-strai

- A stress-strain curve is plotted by the instrument and would look similar to the following: The compressive strength of the material would correspond to the stress at the red point shown on the curve. (wikipedia.org)
- The ultimate strength refers to the point on the engineering stress-strain curve corresponding to the stress that produces fracture. (wikipedia.org)

###### thus

- The paste activated with 9% Na 2 O had the highest strength at 28 days and a low standard deviation, and 9% Na 2 O was thus considered as the best value in the present study. (scielo.org.za)

###### Blocks

- This is particularly important for developing countries in sub-Saharan Africa, and even Latin America where most sandcrete blocks exhibit compressive strengths far below standard requirements. (mdpi.com)

###### resistance

- In particular, the AZ (Aluminium-Zinc) series of magnesium alloys are characterized by (a) low cost, (b) ease of handling, (c) good strength and ductility, and (d) resistance to atmospheric corrosion [ 5 ]. (hindawi.com)
- This study investigated compressive strength, chloride penetration, and freeze-thaw resistance of multiwalled carbon nanotube (MWNT) concrete. (hindawi.com)

###### greatly

- An increase in Na 2 O from 3% to 9% greatly improved the compressive strength of the pastes from 26.1 MPa to 50.8 MPa at 28 days. (scielo.org.za)

###### elastic

- Compressive Strength testers are used to determine the compressive strength development, gel strength development and elastic moduli of oil well cement under simulated downhole conditions. (chandlereng.com)
- Other binding agents such as resins may be tough and possibly elastic but can neither bear compressive nor tensile force. (wikipedia.org)

###### establish

- Nondestructive testing (NDT) was carried out using impact rebound hammer (IRH) techniques to establish a correlation between the compressive strengths and the rebound number. (hindawi.com)
- in the process, establish how compressive strength can be improved using steel chips. (mdpi.com)

###### Materials

- Cevdet Emin Ekinci and Omer Kelesoglu, "A Study on Occupancy and Compressive Strength of Concrete with Produced Injection Method," Advances in Materials Science and Engineering , vol. 2014, Article ID 241613, 8 pages, 2014. (hindawi.com)
- Weinert (1980) suggests that soils containing more than 10% of mica, especially muscovite, should be avoided for use in pavement layers, whereas Mitchell et al (1975) recommend that, where materials are adjudged to be very micaceous, the acceptable plasticity limits should be lowered by 33% besides meeting the strength specifications. (scielo.org.za)
- This truss arrangement combines strength with economy of materials and can therefore be relatively light. (wikipedia.org)
- Strength of materials, also called mechanics of materials, is a subject which deals with the behavior of solid objects subject to stresses and strains. (wikipedia.org)
- The study of strength of materials often refers to various methods of calculating the stresses and strains in structural members, such as beams, columns, and shafts. (wikipedia.org)
- The field of strength of materials deals with forces and deformations that result from their acting on a material. (wikipedia.org)

###### optimum

- Using the plotted profile, the margin of steel chips additions for the optimum compressive strength was also established. (mdpi.com)

###### Ultimate

- Ultimate compressive strength is the stress required to rupture a specimen. (matweb.com)
- By definition, the ultimate compressive strength of a material is that value of uniaxial compressive stress reached when the material fails completely. (wikipedia.org)
- At 58 K the ultimate compressive strength is 0.24 MPa. (wikipedia.org)
- The calculated stresses may then be compared to some measure of the strength of the member such as its material yield or ultimate strength. (wikipedia.org)