Building Materials Unit Weight (kg/m3) Unit Weight (kN/m3) Unit Weight (lb/ft3) Cement (ordinary) 1440 kg/m3 14.4 kN/m3 89.856 lb/ft3 Cement Mortar 2080 kg/m3 20.8 kN/m3 129.792 lb/ft3 Lime Concrete 1900 kg/m3 19 kN/m3 118.56 lb/ft3
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