The Mean Density of Concrete is 2400.0 kg/m³. This can be converted to compatible units via the pull-down menu.
Concrete is a composite material composed of fine and coarse aggregate bonded together with a fluid cement (cement paste) that hardens over time—most frequently in the past a lime-based cement binder, such as lime putty, but sometimes with other hydraulic cements, such as a calcium aluminate cement or with Portland cement to form Portland cement concrete To estimate the weight of concrete:
For the mean densities of other substances click HERE.
Wikipedia: