Concrete

Building material made from cement, sand, stone and water.


Discovered
Romans first use concrete around 200BC.

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Density 2400 kgm-3Clip
Tensile strength ~4E6 Nm-2Clip
Youngs modulus 14000000 Nm-2Clip
Linear expansivity 0.000012 K-1Clip
Specific heat capacity 3350 Jkg-1K-1Clip
Thermal conductivity 0.1 Wm-1K-1Clip
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See also: Abram′s Law, Aerated Conrete, Cement Mixtures, Concrete Aggregate, Concrete Bullfloat, Masonry, Pneumatic Form, Precast Concrete, Pre-Stressed Concrete, Reinforced Concrete, Thin Shell Concrete Structure.

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Subjects: Chemistry Civil Engineering


Weblinks:
Indian Concrete Journal Founded 1927 and since then it is relentlessly disseminating latest technological progress in the spheres of civil and structural engineering, cement and concrete technologies and construction.