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Density and Mass

lb/gal (UK)tolb/gal

Convert pounds per imperial gallon (lb/gal (UK)) to pounds per US gallon (lb/gal).

Factor1 lb/gal (UK) = 0.8326742 lb/gal

Converter

lb/gal (UK)

Accepts numbers or expressions, e.g. 150 + 14.7

Result
0.832674lb/gal

Rendered to 6 significant figures.

Formula

Formula
lb/gal = lb/gal (UK) × 0.8326742

Multiply any value in pounds per imperial gallon by 0.8326742 to obtain the value in pounds per US gallon.

Worked example

Convert 1 lb/gal (UK) to lb/gal.

  1. 01Start with 1 lb/gal (UK).
  2. 02Multiply by the conversion factor: 1 × 0.8326742 = 0.832674 lb/gal.
Result1 lb/gal (UK) = 0.832674 lb/gal

Conversion table

lb/gal (UK)lb/gal
10.83267
21.6653
54.1634
108.3267
2016.653
5041.634
10083.267
200166.53
500416.34
1000832.67

Reference values rounded to 5 significant figures for display.

FAQ

What is the conversion factor from lb/gal (UK) to lb/gal?
1 lb/gal (UK) equals 0.8326742 lb/gal. To convert, multiply the value in pounds per imperial gallon by 0.8326742.
How do I convert 1 lb/gal (UK) to lb/gal?
1 lb/gal (UK) = 0.832674 lb/gal. For any value, multiply by 0.8326742.
How do I convert lb/gal back to lb/gal (UK)?
Divide by the same factor — or equivalently, multiply by 1.20095. So 1 lb/gal = 1.20095 lb/gal (UK).
When would I need to convert pound per imperial gallon to pound per US gallon?
Density conversions are critical for fluid property datasheets, hydraulic head calculations, and reconciling lab measurements (often g/cm³) with process simulator inputs (kg/m³).
Is the conversion exact?
The factor shown is precise to at least 7 significant figures. For most process-engineering work this is far better than instrument accuracy. For metrology or trade applications, refer to the relevant national standard (NIST, BIPM, ISO 80000).

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