Concrete Hydration and Mechanical Properties under

specializing in the production of large, medium and small concrete mixers, concrete mixing stations, stabilized soil mixing stations and other equipment. It is a heavy industry enterprise integrating R & production and sales.

Concrete Hydration and Mechanical Properties under ...

Nov 01, 2002  Title: Concrete Hydration and Mechanical Properties under Nonisothermal Conditions Author(s): Ivindra Pane and Will Hansen Publication: Materials Journal Volume: 99

Get PriceEmail Inquiry

Concrete Hydration and Mechanical Properties Under ...

Request PDF Concrete Hydration and Mechanical Properties Under Nonisothermal Conditions An analytical procedure for determining the heat of hydration and degree

Get PriceEmail Inquiry

CONCRETE HYDRATION AND MECHANICAL PROPERTIES UNDER ...

CONCRETE HYDRATION AND MECHANICAL PROPERTIES UNDER NONISOTHERMAL CONDITIONS. This paper presents the development of an analytical procedure to determine the heat and

Get PriceEmail Inquiry

Concrete Hydration and Mechanical Properties Under Non ...

Request PDF On Jan 1, 2002, Will Hansen published Concrete Hydration and Mechanical Properties Under Non-isothermal Conditions Find, read and cite all the research

Get PriceEmail Inquiry

Hydration, mechanical properties and durability of high ...

Jan 23, 2018  The properties of high-strength concrete under standard curing condition (20 °C, 95% RH), high-temperature curing condition (50 °C) and temperature match curing

Get PriceEmail Inquiry

The development of Mechanical property and Hydration ...

Therefore, besides the basic concrete mechanical properties, the concrete should offer suitable early strength, frost resistance, crack resistance and

Get PriceEmail Inquiry

Early-age hydration and mechanical properties of high ...

Sep 15, 2017  Yet the hydration process of concrete with high volume addition of SCM, especially effect of temperature on the early stage hydration, has been rarely

Get PriceEmail Inquiry

The development of Mechanical property and Hydration ...

Therefore, besides the basic concrete mechanical properties, the concrete should offer suitable early strength, frost resistance, crack resistance and impermeability under the negative or even negative temperature. Therefore, study of the development of concrete mechanical properties and hydration degree under negative temperature

Get PriceEmail Inquiry

Hydration, mechanical properties and microstructure of ...

Aug 10, 2021  This confirmed that seawater accelerates cement hydration and increases early compressive strength. The hydration products produce a dense microstructure with chloride ions forming Friedel's salt. The effects of mineral admixtures on seawater hydrated concrete properties have been also studied (Guo et al., 2018). FA and blast furnace slag (BFS ...

Get PriceEmail Inquiry

Modeling on mechanical properties of concrete based on ...

Request PDF Modeling on mechanical properties of concrete based on cement hydration degree The load-crack mouth opening displacement (P-CMOD) curves at some typical ages were obtained for ...

Get PriceEmail Inquiry

Degree of hydration-based description of mechanical ...

For the evaluation of the risk of thermal cracking in hardening massive concrete elements, knowledge of the development of strength and deformability of early-age concrete is extremely important. Based on an extensive experimental research program on hardening concrete elements, a degree of hydration-based description for the compressive strength, Young's modulus, the uniaxial tensile strength ...

Get PriceEmail Inquiry

Utilization of Recycled Concrete Powder in Cement ...

recycled concrete powder binary system in combination with the mechanical properties of RCP cement-based materials. The curing period is from 3 days to 28 days. Different replacement rates of RCP (10, 20, 30, 40 wt%) are discussed. The heat evolution, hydration products type and morphology, pore structure of cement paste containing RCP were ...

Get PriceEmail Inquiry

Investigation on mechanical properties of young concrete ...

Young concrete usually refers to the concrete with an age less than 7 days. Due to the progress of hydration, the mechanical properties of young concrete are quite different from those of mature concrete. This investigation is aimed at understanding the mechanical properties of young concrete under both uniaxial compression and tension. The uniaxial compression and uniaxial tension tests

Get PriceEmail Inquiry

Mechanical Properties of Fiber-Reinforced Concrete Using ...

The fine-grained fiber-reinforced types of concrete on the developed composite binder compositions number 2 and number 3 (Table 10 ), which achieve compressive strength of 100.2–100.9 MPa with the diffusion coefficient of – cm 2 /s, have the best physical and mechanical properties (Table 11

Get PriceEmail Inquiry

1. Introduction

Mechanical properties of compressive strength and bending performance were examined in this study. Compressive strength of UHPC cured at 3 d, 7 d, and 28 d was examined according to the Chinese standard GB/T 50082-2009 [20], and three specimens were performed to get an average result.It was carried out by a universal strength testing machine at a loading rate of 2.4 kN/s, and the maximum

Get PriceEmail Inquiry

Application of super absorbent polymers (SAP) in concrete ...

Mar 25, 2021  For example, using SAP together with a calcium-sulfoaluminate-based expansive cement and shrinkage reducing admixture (SRA) seems an effective way to promote chemical prestressing, i.e., self-prestressing, and simultaneously enhancing the mechanical properties and durability of concrete [99, 100]. This is because SAP provide water for the ...

Get PriceEmail Inquiry

(PDF) Effect of Cathodic Protection on Reinforced Concrete ...

physical, mechanical, biological, or chemical [4,5]. Corrosion is the most frequent and Licensee MDPI, Basel, Switzerland. relevant deterioration suffered by reinforced concrete structures, particularly in structures This article is an open access article located in an aggressive marine environment [6,7].

Get PriceEmail Inquiry

Effects of Various Corrosive Ions on Metakaolin Concrete

In order to study and verify if the three corrosive irons of SO42−, Mg2+, and Cl− could promote or inhibit each other in concrete corrosion as time goes by, we take Metakaolin (MK) as the research object to explore the interaction mechanism among ions by testing the physical and mechanical properties, the ion content, the phase composition, and the microstructural changes of the MK ...

Get PriceEmail Inquiry

Hydration, mechanical properties and durability of high ...

The properties of high-strength concrete under standard curing condition (20 °C, 95% RH), high-temperature curing condition (50 °C) and temperature match curing condition were comparatively investigated. The cumulative hydration heat of composite binder containing fly ash and silica fume is lower than that of composite binder containing the same amount of slag. Addition of fly ash and silica ...

Get PriceEmail Inquiry

Modeling on mechanical properties of concrete based on ...

Request PDF Modeling on mechanical properties of concrete based on cement hydration degree The load-crack mouth opening displacement (P-CMOD) curves at some typical ages were obtained for ...

Get PriceEmail Inquiry

Cement hydration based model to predict the mechanical ...

Jun 12, 2014  Cement hydration based model to predict the mechanical properties of precast concrete Jun Zhang, Yudong Han, Jianguo Han and Zhenbo Wang L-shaped concrete-filled steel hollow-section columns under diagonal cyclic loading

Get PriceEmail Inquiry

Investigation on mechanical properties of young concrete ...

Young concrete usually refers to the concrete with an age less than 7 days. Due to the progress of hydration, the mechanical properties of young concrete are quite different from those of mature concrete. This investigation is aimed at understanding the mechanical properties of young concrete under both uniaxial compression and tension. The uniaxial compression and uniaxial tension tests

Get PriceEmail Inquiry

(PDF) Mechanical properties of reactive powder concrete ...

This can be attributed to the improvement of hydration [6] Shaheen E, Shrive N. Optimization of mechanical properties and durability of process under these curing regimes. In this case compressive reactive powder concrete.

Get PriceEmail Inquiry

Mechanical Behavior of the Novel Gradient Concrete Tower ...

Jun 02, 2021  The effects of functionally gradient concrete layers on the mechanical properties and hydration heat effects of the tower are studied systematically. Refined finite element (FE) models are constructed to demonstrate the mechanical behaviors of the novel gradient concrete. ... The stress-strain (σ − ε) relationship of the concrete under the ...

Get PriceEmail Inquiry

(PDF) Modeling hydration properties and temperature ...

Modeling hydration properties and temperature developments of early-age concrete pavement using calorimetry tests . × Close Log In. Log In with Facebook Log In with Google. Sign Up with Apple. or. Email: Password: Remember me on this computer. or reset password. Enter the email address you signed up with and we'll email you a reset link. ...

Get PriceEmail Inquiry

Study on the Heat of Hydration and Strength Development of ...

Apr 08, 2020  Its application in concrete has been studied widely, but its application time in foamed concrete is short. Most studies on the addition of fly ash to foamed concrete have focused on the mechanical properties and durability [16–19]. If fly ash can be used satisfactorily in foamed concrete, it can be used to replace part of the cement.

Get PriceEmail Inquiry

Ultra-High Performance Concrete: Mechanical Performance ...

3 in UHPC improved the hydration process at early-age, producing denser particle packing, and improving mechanical properties (Li et al. 2015). Huang and Cao (Huang and Cao 2012) used nano-CaCO 3 and observed a 17 % increase in compressive strength compared to that of the control UHPC specimens. Falikman et al. (Falikman

Get PriceEmail Inquiry

Application of super absorbent polymers (SAP) in concrete ...

Mar 25, 2021  For example, using SAP together with a calcium-sulfoaluminate-based expansive cement and shrinkage reducing admixture (SRA) seems an effective way to promote chemical prestressing, i.e., self-prestressing, and simultaneously enhancing the mechanical properties and durability of concrete [99, 100]. This is because SAP provide water for the ...

Get PriceEmail Inquiry

Mechanical Properties and Shrinkage of Ultrahigh ...

May 26, 2021  Early strength generation is essential for the successful application and usage of Ultrahigh-Performance Concrete (UHPC) in reinforcing concrete structures. The work contained in this paper focused on evaluating the effects of lithium carbonate (Li 2 CO 3 , denoted as LC) and nano-calcium carbonate (NC) on the early mechanical properties and autogenous shrinkage of UHPC under

Get PriceEmail Inquiry

Effects of Static Magnetic Fields on the Physical ...

May 04, 2015  This paper presents the results of an experimental study carried out to comprehend the physical, mechanical, and microstructural behavior of cement pastes subjected to static magnetic fields while hydrating and setting. The experimental methodology consisted in exposing fresh cement pastes to static magnetic fields at three different magnetic induction strengths: 19.07, 22.22, and

Get PriceEmail Inquiry

Dehydration investigations of a refractory concrete using ...

Sep 03, 2011  Dehydration is the main process which takes place during refractory concrete sintering. Dehydration kinetics of refractory concrete, synthesized by reaction between calcium aluminates cement and alumina aggregate at elevated temperature was studied by means of DTA method under non-isothermal conditions.

Get PriceEmail Inquiry

1. Introduction

Mechanical properties of compressive strength and bending performance were examined in this study. Compressive strength of UHPC cured at 3 d, 7 d, and 28 d was examined according to the Chinese standard GB/T 50082-2009 [20], and three specimens were performed to get an average result.It was carried out by a universal strength testing machine at a loading rate of 2.4 kN/s, and the maximum

Get PriceEmail Inquiry