Sentence examples for changes of concrete from inspiring English sources

This study modeled volume changes of concrete mixed with expansive additives, a countermeasure to shrinkage.

Furthermore, the volume changes of concrete were estimated with sufficient accuracy by analyzing the behavior of the paste using a composite model of aggregate and paste.

Corrosion inhibitor and other additives in deicers did not show significant benefit in inhibiting the strength or chemical changes of concrete induced by cations and/or anions in deicers.

Exposure of concrete to high temperatures results in its deterioration because of the inhomogeneous volume changes of concrete's ingredients, generation of vapor pressure, and decomposition of cement hydration products beyond a temperature of 550 °C.

The weight changes of concrete samples were determined by gravimetric method measured by analytical balance within 0.00001 g.

Open image in new window Fig. 1 Surface changes of concrete samples before (a) and after the 3-month exposure to cultivation media with A. thiooxidans bacteria (b).

Chemical shrinkage of cementitious materials has significant contribution to the early volume change of concrete, therefore, precise measurement of chemical shrinkage of cementitous materials is increasingly concerned.

In this paper, freezing of pore solution in concrete exposed to a freeze thaw cycle is studied by following the change of concrete some mechanical and physical properties with freezing temperatures.

Using a thermocouple inserted into the mid-depth of the cylinder, change of concrete temperature during the curing period was measured.

Influence of aggressive media and sulphur-oxidising and sulphate-reducing bacteria on concrete samples has been determined in terms of weight and surface changes of investigated concrete samples and leaching of the selected ions.

The results of elements releasing correspond to results of weight changes of investigated concrete samples.