Density & Unit Weight Calculator
Calculate material density, unit weight and specific gravity from mass and volume for engineering and quantity-estimation work.
Density ρ
2400.00 kg/m³
Unit weight γ
23.536 kN/m³
Specific gravity
2.4000 —
Equations used
Density: ρ = m/V. Unit weight: γ = ρg. Specific gravity: SG = ρ/1000 for comparison with water at approximately 1000 kg/m³. Use measured or specification values for final engineering work because density changes with moisture, compaction, temperature and material grade.