Pressure & Density Calculator Calculate Pressure (P = F / A) Force (F): Newtons (N) Pounds-force (lbf) Kilograms-force (kgf) Area (A): Square Meters (m²) Square Centimeters (cm²) Square Inches (in²) Square Feet (ft²) Pressure (P): --- Pascals (Pa) Kilopascals (kPa) PSI (lbf/in²) Bar Atmospheres (atm) Calculate Density (ρ = m / V) Mass (m): Kilograms (kg) Grams (g) Pounds (lb) Ounces (oz) Volume (V): Cubic Meters (m³) Cubic Centimeters (cm³) Liters (L) Milliliters (mL) Cubic Feet (ft³) Cubic Inches (in³) US Gallons (gal) UK Gallons (gal) Density (ρ): --- kg/m³ g/cm³ (or g/mL) lb/ft³ lb/in³ lb/US gal lb/UK gal Download Results as PDF