Convert Pounds per US gallon to Kilograms per cubic metre
Convert Pounds per US gallon (lb/gal (US)) to Kilograms per cubic metre (kg/m³) instantly and accurately.
Conversion Formula
kg/m³ = lb/gal (US) × 119.8264273
About Pounds per US gallon
The pound per US gallon (lb/gal US) equals ≈119.826 kg/m³, the standard density unit in US petroleum refining, drilling, and petrochemical industries. Water at 60°F is 8.337 lb/gal; diesel 6.8-7.3 lb/gal; medium crude oil 7.1-8.0 lb/gal. Drilling mud weight per API RP 13B is specified in lb/gal (US) to control wellbore pressure. 1 lb/gal (US) ≈119.826 kg/m³ ≈7.481 lb/ft³.
About Kilograms per cubic metre
The kilogram per cubic metre (kg/m³) is the SI coherent derived unit of density. Air at standard sea level is ≈1.225 kg/m³; fresh water at 4°C is ≈999.97 kg/m³; liquid mercury is 13 534 kg/m³; osmium (densest stable element) is 22 590 kg/m³. Used in the continuity equation, Bernoulli's principle, and all SI-based fluid dynamics calculations. 1 kg/m³ = 1 g/L ≈0.06243 lb/ft³.
Quick Reference Table
| Pounds per US gallon (lb/gal (US)) | Kilograms per cubic metre (kg/m³) |
|---|---|
| 1 lb/gal (US) | 119.826 kg/m³ |
| 2 lb/gal (US) | 239.653 kg/m³ |
| 5 lb/gal (US) | 599.132 kg/m³ |
| 10 lb/gal (US) | 1198.26 kg/m³ |
| 25 lb/gal (US) | 2995.66 kg/m³ |
| 50 lb/gal (US) | 5991.32 kg/m³ |
| 100 lb/gal (US) | 11982.6 kg/m³ |