Convert Ounces per UK gallon to Pounds per US gallon
Convert Ounces per UK gallon (oz/gal (UK)) to Pounds per US gallon (lb/gal (US)) instantly and accurately.
Conversion Formula
lb/gal (US) = oz/gal (UK) × 0.05204213654
About Ounces per UK gallon
The ounce per UK gallon (oz/gal UK) equals ≈6.236 kg/m³, based on the avoirdupois ounce (28.349 g) and the UK gallon (4.54609 L). Used historically in British brewing, food manufacturing, and naval fuel specifications before metric adoption. Legacy recipes and Admiralty tables still express density in oz/gal UK. 1 oz/gal (UK) ≈6.236 kg/m³ = (1/16) lb/gal (UK).
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.
Quick Reference Table
| Ounces per UK gallon (oz/gal (UK)) | Pounds per US gallon (lb/gal (US)) |
|---|---|
| 1 oz/gal (UK) | 0.0520421 lb/gal (US) |
| 2 oz/gal (UK) | 0.104084 lb/gal (US) |
| 5 oz/gal (UK) | 0.260211 lb/gal (US) |
| 10 oz/gal (UK) | 0.520421 lb/gal (US) |
| 25 oz/gal (UK) | 1.30105 lb/gal (US) |
| 50 oz/gal (UK) | 2.60211 lb/gal (US) |
| 100 oz/gal (UK) | 5.20421 lb/gal (US) |