Convert Pounds per UK gallon to Pounds per cubic inch
Convert Pounds per UK gallon (lb/gal (UK)) to Pounds per cubic inch (lb/in³) instantly and accurately.
Conversion Formula
lb/in³ = lb/gal (UK) × 0.00360465015
About Pounds per UK gallon
The pound per UK gallon (lb/gal UK) equals ≈99.776 kg/m³, based on the avoirdupois pound and the UK gallon (4.54609 L). Used historically in British petroleum refining and Admiralty fuel specifications; the original UK specific-gravity tables reference lb/gal UK. Still encountered in some Commonwealth marine and aviation standards. 1 lb/gal (UK) ≈99.776 kg/m³ ≈6.228 lb/ft³.
About Pounds per cubic inch
The pound per cubic inch (lb/in³) equals ≈27 679.9 kg/m³, the standard US customary unit for engineering material density. Mechanical engineering handbooks list metals in lb/in³: steel 0.284, aluminium 0.098, copper 0.324, tungsten 0.697, lead 0.410. FEA software (ANSYS, Nastran) configured with US unit sets reads material density as lb/in³. 1 lb/in³ = 1728 lb/ft³ = 16 oz/in³ ≈27 679.9 kg/m³.
Quick Reference Table
| Pounds per UK gallon (lb/gal (UK)) | Pounds per cubic inch (lb/in³) |
|---|---|
| 1 lb/gal (UK) | 0.00360465 lb/in³ |
| 2 lb/gal (UK) | 0.0072093 lb/in³ |
| 5 lb/gal (UK) | 0.0180233 lb/in³ |
| 10 lb/gal (UK) | 0.0360465 lb/in³ |
| 25 lb/gal (UK) | 0.0901163 lb/in³ |
| 50 lb/gal (UK) | 0.180233 lb/in³ |
| 100 lb/gal (UK) | 0.360465 lb/in³ |