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  • Influence of the calcination temperature of phosphogypsum ...

    For compressive strength tests, mortars were cast in prismatic moulds (40 mm × 40 mm × 160 mm). After 24 h, the samples were immersed in Ca(OH) 2-saturated limewater and maintained in a climate chamber at 23 °C for 3, 7, and 28 days. For X-ray diffraction (XRD) and differential scanning calorimetry (DSC) analyses, pastes (w/c 0.4) were also cured in lime water for 3, 7, and 28 days, and ...

  • Influence of temperature on compressive strength ...

    Oct 20, 2019  Fall and Pokharel studied the influence of curing temperature (0–50 °C) on compressive strength development of CPB containing sulphate. Another laboratory experiment results obtained by Fall et al. [37] suggest that the effect of temperature on mechanical strength and microstructure of CPB depends on the binder type, water-cement ratio ...

  • Cited by: 3
  • Influence of Temperature on Workability and Compressive ...

    the temperature has a clear effect on workability and compressive strength concrete. Influence on workability can be reduced by selecting the appropriate superplasticizer and cement.

  • The effect of temperature on the compressive strength of ...

    May 25, 2015  The crushing strength of concrete at temperatures up to 600°C was independent of the water/cement ratio used but was influenced by the aggregate/cement ratio. Concrete specimens loaded to produce normal design compressive stress during the period of heating showed less reduction in strength than specimens without imposed load.

  • Cited by: 201
  • Influence of temperature on compressive strength ...

    This experimental study investigates the influence of curing temperature (20, 35 and 50 °C) on compressive strength, microstructure properties and failure pattern of

  • Cited by: 3
  • The effect of temperature on the compressive strength of ...

    The effect of temperature on the compressive strength of concrete Article (PDF Available) in Materiales de Construcción 7(080):52 April 2017 with 687 Reads How we measure 'reads'

  • Influence of Temperature On Compressive Strength of ...

    The results of compression tests according to the temperature show clearly the increase of the compressive strength (around 20%) on the basis of the value

  • Effect of Temperature and Accelerator on Gel Time and ...

    (3) Compressive strength tests under different temperature environments showed that the type of accelerator has little influence on the compressive strength of the anchorage agent. Compared with the C-type anchorage agent, the compressive strength of the A-type anchorage agent increases by 5.93% when adding DMT, whereas the temperature change ...

  • Compressive Strength - an overview ScienceDirect Topics

    Compressive strength data was obtained according to EN 1015-11 standard. The fresh mortar was cast and allowed to set at room temperature for 24 hours before being removed from the molds and kept at room temperature (20°C) until being tested. Compressive strength for each mortar mixture was obtained from an average of three specimens.

  • The influence of high temperature curing on the ...

    Fig. 1 shows plots of the compressive strength results obtained for the OPC and PFA concrete cubes tested at 2, 7, 14, and 28 d. According to these plots: • All PFA and OPC concrete cubes tested at 2 and 7 d and which had been cured at either 34, 42, or 50°C had a higher early compressive strength than those cured for the same period of time at the standard curing temperature of 27°C;

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  • The influence of temperature on setting time and ...

    Finally, experiment shows that the compressive strength of bone cement reduces along with the temperature decreases in the short-term age, at 10 about redu℃ ces 5%, its strength decreases 10% when the temperature drop to 5 . In use time, the operator must perform to pay attention.℃ 1. INTRODUCTION

  • Influence of environmental temperatures on the concrete ...

    The aim was to study the influence of temperature and concrete mixing hour on concrete workability and compressive strength under the different test conditions (reference, summer and winter ...

  • The Effect of Temperature on Compressive and Tensile ...

    An increase in the temperature caused no significant reduction in the compressive and diametral tensile strengths of the cements evaluated. The compressive strength of the luting cements differed significantly from one another at all temperatures. The diametral tensile strength of resin modified gla

  • (PDF) Influence of Temperature On Compressive Strength of ...

    (2007). "sand concrete, optimal composition and the humidity and the temperature effect on the compressive strength." master thesis, Bechar university Algeria, 2007. new Guide of concrete

  • (PDF) Influence of Temperature On Compressive Strength of ...

    Influence of Temperature On Compressive Strength of Crushed Limestone Sand Concrete

  • Compressive Strength of Metakaolin-Based Geopolymers ...

    on compressive strength of GP have not been completely approved. While some of re-searches showed the increased strength with high alkaline concentration, others pre-sented the negative impact of this on the strength. Curing at temperatures above room temperature is reported to favor the development of high compressive strength -[8]; [3]

  • Effects of Environmental Factors on Concrete Carbonation ...

    Nov 02, 2018  The influence of temperature, CO 2 concentration and relative humidity on the carbonation depth and compressive strength of concrete was investigated. Meanwhile, phase composition, types of hydration products and microstructure characteristics of samples before and after the carbonation were analyzed by XRD and ESEM.

  • Effect of Temperature and Accelerator on Gel Time and ...

    (3) Compressive strength tests under different temperature environments showed that the type of accelerator has little influence on the compressive strength of the anchorage agent. Compared with the C-type anchorage agent, the compressive strength of the A-type anchorage agent increases by 5.93% when adding DMT, whereas the temperature change ...

  • Properties of Concrete at Elevated Temperatures

    Fire response of concrete structural members is dependent on the thermal, mechanical, and deformation properties of concrete. These properties vary significantly with temperature and also depend on the composition and characteristics of concrete batch mix as well as heating rate and other environmental conditions. In this chapter, the key characteristics of concrete are outlined. The various ...

  • 11 Factors that can Affect the Strength of Concrete

    The strength of the concrete shows the ability of the structure to withstand various loads (i.e. Dead Load, Live Load, Earthquake Load, Wind Load, etc..). The strength of the concrete can be measured with the different test that are conducted on it such as, Compressive strength, Tensile strength and Flexural strength.

  • Influence of Temperature on Workability and Compressive ...

    Influence of Temperature on Workability and Compressive Strength of Ordinary Concrete with High Calcium Fly Ash Jacek Gołaszewski [email protected] 1 , Tomasz Ponikiewski [email protected] 2 and Grzegorz Cygan [email protected] 3 1 Department of Building Materials and Processes Engineering, 44-100, Gliwice, Poland ...

  • The Effect of Temperature on Compressive and Tensile ...

    Aug 03, 2014  The increase in temperature may not affect the strength of the glass ionomer cements.9 The same reason may also hold good for the newer resin modified glass ionomer cements. At the tested temperatures, Fuji Plus was found to be the strongest in compression followed by Fuji I

  • Temperature and Strength of Metals - Engineering ToolBox

    The diagram below indicates the influence of temperature on the strength of. bronze; copper; structural steel; castings steel; cast iron; wrought iron; stainless steel (304N) Strength of Metals - SI Units. Strength of Metals - Imperial Units. Example - Strength of Copper at 100 o C. As indicated in the first figure - the strength of copper is ...

  • Compression strength and modulus of elasticity parallel to ...

    Abstract. The influence of temperature on the compression strength (fc0) in the range of -196 ºC to +220 ºC, and compression modulus of elasticity (Ec0) parallel to the grain of oak (Quercus mongolica Fisch et Turcz.) wood in the range of -196 ºC to +23 ºC were studied.Five specimens were prepared for each temperature level. The specimens were kept at each temperature level for 30 min ...

  • Influence of Temperature on Workability and Compressive ...

    Influence of Temperature on Workability and Compressive Strength of Ordinary Concrete with High Calcium Fly Ash Jacek Gołaszewski [email protected] 1 , Tomasz Ponikiewski [email protected] 2 and Grzegorz Cygan [email protected] 3 1 Department of Building Materials and Processes Engineering, 44-100, Gliwice, Poland ...

  • The Effect of Temperature on Compressive and Tensile ...

    Aug 03, 2014  The increase in temperature may not affect the strength of the glass ionomer cements.9 The same reason may also hold good for the newer resin modified glass ionomer cements. At the tested temperatures, Fuji Plus was found to be the strongest in compression followed by Fuji I

  • Temperature and Strength of Metals - Engineering ToolBox

    The diagram below indicates the influence of temperature on the strength of. bronze; copper; structural steel; castings steel; cast iron; wrought iron; stainless steel (304N) Strength of Metals - SI Units. Strength of Metals - Imperial Units. Example - Strength of Copper at 100 o C. As indicated in the first figure - the strength of copper is ...

  • Compression strength and modulus of elasticity parallel to ...

    Abstract. The influence of temperature on the compression strength (fc0) in the range of -196 ºC to +220 ºC, and compression modulus of elasticity (Ec0) parallel to the grain of oak (Quercus mongolica Fisch et Turcz.) wood in the range of -196 ºC to +23 ºC were studied.Five specimens were prepared for each temperature level. The specimens were kept at each temperature level for 30 min ...

  • The effect of temperature on the compressive strength of ...

    The crushing strength of concrete at temperatures up to 600°C was independent of the water/cement ratio used but was influenced by the aggregate/cement ratio. Concrete specimens loaded to produce normal design compressive stress during the period of heating showed less reduction in strength than specimens without imposed load.

  • INFLUENCE OF TEMPERATURE ON COMPRESSIVE

    INFLUENCE OF TEMPERATURE ON COMPRESSIVE STRENGTH OF WASTE GLASS CONCRETE Gurjit Singh1 and Jaspal Singh2 1M. Tech Student, Department of Civil Engineering, Punjab Agricultural University, Ludhiana, Punjab, India 2Professor, Department of Civil Engineering, Punjab Agricultural University, Ludhiana, Punjab, India Abstract: Concrete is a composite material thus it is very essential

  • INFLUENCE OF HIGH TEMPERATURE ON COMPRESSIVE

    Influence of High Temperature on Compressive Strength 171 Concrete cubes of sizes 100mm x 100mm x 100mm were cast for each mix. Three samples were used for each testing condition, and total numbers of cube specimens were sixty. Workability of concrete Slump test was employed to assess the workability characteristics of fresh concrete.

  • Influence of Curing Temperature on the Compressive ...

    The supposition that curing at cold weather conditions leads to the loss of compressive strength of the high performance concrete was investigated. This paper addresses the results of an extensive experimental study on the compressive strength under cold weather conditions. The specimen was prepared as it’s inside 100-mm diameter and 200-mm heights cylindrical were used.

  • WHAT ARE THE FACTORS INFLUENCING COMPRESSIVE STRENGTH

    This corrected compressive strength is equivalent to the strength of a cylinder having height / diameter ratio of 2. 3. Rate of Application of Load. Rate of application of load has a considerable influence on the strength test results. If the rate of application of load is slow, or there is some time lag,. Then it will result into lower values ...

  • Basic Properties of Calcined Underground Ant Nest ...

    The influence of CANCP on the compressive strength of concrete is analyzed using three aspects, namely, content, curing age and calcination temperature, and it is found that the three aspects of CANCP have a strong influence on the compressive strength of concrete.

  • Compressive Strength of Concrete Cube Test, Procedure ...

    May 18, 2018  The strength of the concrete depends upon many factors like individual compressive strength of its constituents (Cement, Sand, aggregate), quality of materials used, air entrainment mix proportions, water-cement ratio, curing methods and temperature effects. Compressive strength gives an idea of the overall strength and above-mentioned factors.

  • Effects of Elevated Temperature on Compressive Strength Of ...

    This study presents the results of investigation of the effects of elevated temperatures on the compressive strength of Grade 40 concrete. A total of thirty cube specimens were cast, cured in water at ambient temperature in the laboratory and subjected to various temperature regimes before testing. A concrete mix of 1:1:3 (cement: fine aggregates: coarse aggregates) with water content ratio of ...

  • Influence of elevated temperatures on compressive strength ...

    Influence of elevated temperatures on compressive strength of concrete containing laterite aggregate K. Muthusamy1*, S. Emmanuel2*, N. Kamaruzaman3* 1, 2,3Faculty of Civil Engineering and Earth Resources, Universiti Malaysia Pahang, Lebuhraya Tun Razak, 26300 Gambang, Kuantan, Pahang

  • Elastomeric Effect of Natural Rubber Latex on Compressive ...

    Finally, compressive strength of the modified concrete was observed to depreciate at the softening point temperature of the latex films in the comatrix, eventually with more strength loss. At 800°C, the strength loss was 50.5% in the modified concrete versus 37.8% in the normal concrete.

  • Elastomeric Effect of Natural Rubber Latex on Compressive ...

    Finally, compressive strength of the modified concrete was observed to depreciate at the softening point temperature of the latex films in the comatrix, eventually with more strength loss. At 800°C, the strength loss was 50.5% in the modified concrete versus 37.8% in the normal concrete.

  • Compressive Strength of Concrete Cube Test, Procedure ...

    May 18, 2018  The strength of the concrete depends upon many factors like individual compressive strength of its constituents (Cement, Sand, aggregate), quality of materials used, air entrainment mix proportions, water-cement ratio, curing methods and temperature effects. Compressive strength gives an idea of the overall strength and above-mentioned factors.

  • WHAT ARE THE FACTORS INFLUENCING COMPRESSIVE STRENGTH

    This corrected compressive strength is equivalent to the strength of a cylinder having height / diameter ratio of 2. 3. Rate of Application of Load. Rate of application of load has a considerable influence on the strength test results. If the rate of application of load is slow, or there is some time lag,. Then it will result into lower values ...

  • Compressive Strength of Metakaolin-Based Geopolymers ...

    The influence of KOH concentration (8 and 12 M) and curing conditions as temperature (40℃ and 60℃), time (7 and 28 days) and relative humidity (85% and 95% RH), on compressive strength of metakaolin-based geopolymers (MK-based GP) was evaluated. Derived from the experimental design technique, and using a factorial design 2K with two replications in the center point, eighteen

  • Basic Properties of Calcined Underground Ant Nest ...

    The influence of CANCP on the compressive strength of concrete is analyzed using three aspects, namely, content, curing age and calcination temperature, and it is found that the three aspects of CANCP have a strong influence on the compressive strength of concrete.

  • Influence of Temperature on Workability and Compressive ...

    Influence of Temperature on Workability and Compressive Strength of Ordinary Concrete with High Calcium Fly Ash Jacek Gołaszewski [email protected] 1 , Tomasz Ponikiewski [email protected] 2 and Grzegorz Cygan [email protected] 3 1 Department of Building Materials and Processes Engineering, 44-100, Gliwice, Poland ...

  • EFFECT OF CURING METHODS ON THE COMPRESSIVE

    cubes were cured in the laboratory at an average temperature of 28 C (82.4 F). The results obtained showed that the average compressive strength values for 7, 14, 21 and 28 days, vary with curing methods. The results show that ponding had the highest compressive strength and density, followed by wet covering, sprinkling,

  • [PDF] Effect of temperature on the compressive strength of ...

    The structural performance of reinforced concrete components is affected by aging because changes in mechanical material properties affect structural resistance. One of the few material property parameters that does not decrease with time is the concrete compressive strength. Depending on the concrete mix, the peak compressive strength after several years can be 50-100 percent larger than the ...

  • Influence of environmental temperatures on the concrete ...

    Influence of environmental temperatures on the concrete compressive strength: simulation of hot and cold weather conditions . J. Ortiz *a, A. Aguado b, L. Agulló b, T. García b a Ph.D. Candidate of Universitat Politècnica de Catalunya (UPC) and scholarship of CONACYT (México), C. Jordi Girona 1-3, module C-1, 08034 Barcelona, Spain

  • (PDF) Influence of Porosity, Degree of Hydration and ...

    Influence of Porosity, Degree of Hydration and Effect of Temperature on Compressive Strength of OPC Paste

  • Factors Affecting Strength of Concrete - The Constructor

    The influence of cement content on workability and strength is an important one to remember and can be summarized as follows: ... This means that the concrete kept at higher temperature will gain strength more quickly than a similar concrete kept at a lower temperature. ... Compressive Strength of Concrete -Cube Test, Procedure, Results.

  • Influence of Particle Size on Compressive Strength of ...

    Article Influence of Particle Size on Compressive Strength of Alkali Activated Refractory Materials Barbara Horvat 1,*, Vilma Ducman 2,* 1 Slovenian National Building and Civil Engineering Institute, Dimičeva ulica 2, 1000 Ljubljana, Slovenia; [email protected] 2 Slovenian National Building and Civil Engineering Institute, Dimičeva ulica 2, 1000 Ljubljana, Slovenia;

  • Influence of Multiple Methods and Curing Temperatures on ...

    concluded that the curing at near freezing temperature caused the formation of micro cracks up to 10 mm wide and 10 mm long. Besides that, the 28-day compressive strength was reduced by approximately 25% when the concrete slab was cured at 0°C instead of 20°C. The reduction increased to 50% when the cured temperature dropped to -5°C.

  • Influence of Particle Size on Compressive Strength of ...

    Influence of particle size on the mechanical strength of alkali activated material from waste refractory monolithic was investigated in this study. Precursor was chemically and mineralogically analysed, separated on 4 fractions and alkali activated with Na-water glass. Alkali activated materials were thoroughly investigated under SEM and XRD to evaluate the not predicted differences in ...