Mass per volume density.
Kilograms per Cubic yard to Pounds per Gallon Converter — kg/yd3 to lb/gal
Convert Kilogram per Cubic yard (kg/yd3) to Pound per Gallon (lb/gal) using the exact conversion factor (1 kilogram per cubic yard = 0.0109153769 pound per gallon). See the formula, worked examples, conversion table, unit comparison, and common uses.
Kilograms per Cubic yard to Pounds per Gallon converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 1.307950619 / 119.8264273.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Kilograms per Cubic yard to Pounds per Gallon
Kilogram per Cubic yard and Pound per Gallon both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Kilogram per Cubic yard is most often used for can be used to express the density of bulk construction materials such as gravel, soil, or aggregate — in practice, us construction and landscaping references more commonly express this as tons per cubic yard or pounds per cubic foot.
Formula
pounds per gallon = kilograms per cubic yard × 0.0109153769214
This factor comes from each unit's defined relationship to the category's base unit: 1 kilogram per cubic yard equals 1.30795061931 base units, and 1 pound per gallon equals 119.826427317 base units, so dividing one by the other gives the direct kilogram per cubic yard-to-pound per gallon factor of 0.0109153769214.
Simple example
1 kg/yd3 × 0.01091537692 = 0.0109153769 lb/gal
1 kilogram per cubic yard = 0.0109153769 pounds per gallon.
Real-world example
1,000 kg/yd3 × 0.01091537692 = 10.91537692 lb/gal
1,000 kilograms per cubic yard = 10.91537692 pounds per gallon.
Conversion table
| Kilogram per Cubic yard (kg/yd3) | Pound per Gallon (lb/gal) |
|---|---|
| 0.1 kg/yd3 | 0.0010915377 lb/gal |
| 1 kg/yd3 | 0.0109153769 lb/gal |
| 10 kg/yd3 | 0.1091537692 lb/gal |
| 100 kg/yd3 | 1.091537692 lb/gal |
| 1,000 kg/yd3 | 10.91537692 lb/gal |
| 10,000 kg/yd3 | 109.1537692 lb/gal |
Reverse conversion: Pound per Gallon to Kilogram per Cubic yard
0.0109153769 lb/gal × 91.61387712 = 0.999999998 kg/yd3
0.0109153769 pounds per gallon = 0.999999998 kilograms per cubic yard.
kilograms per cubic yard = pounds per gallon × 91.61387712
For a page dedicated to this direction, see Pound per Gallon to Kilogram per Cubic yard.
Kilogram per Cubic yard vs. Pound per Gallon
| Aspect | Kilogram per Cubic yard | Pound per Gallon |
|---|---|---|
| Family | mixed metric/US customary density unit | US customary density unit |
| Typical use | Can be used to express the density of bulk construction materials such as gravel, soil, or aggregate — in practice, US construction and landscaping references more commonly express this as tons per cubic yard or pounds per cubic foot | US paint and coatings density specifications |
Understanding the Kilogram per Cubic yard
Kilogram per Cubic yard (kg/yd3) measures density. A mathematically valid way to express bulk material density in kilograms per cubic yard. It is classified as a mixed metric/US customary density unit.
Uses of the Kilogram per Cubic yard today
- Can be used to express the density of bulk construction materials such as gravel, soil, or aggregate — in practice, US construction and landscaping references more commonly express this as tons per cubic yard or pounds per cubic foot
Understanding the Pound per Gallon
Pound per Gallon (lb/gal) measures density. The US customary unit for liquid density, based on the US gallon (231 cubic inches). It is classified as a US customary density unit.
Where it's used: United States (paint, fuel, and industrial liquid density specifications)
lb/gal vs. lb/ft³. Both are US customary density units; they're related through the real, fixed relationship between the US gallon and the cubic foot (1 cubic foot ≈ 7.48 US gallons), not a round conversion factor.
Uses of the Pound per Gallon today
- US paint and coatings density specifications
- US fuel and petroleum liquid density specs
- Industrial liquid handling and shipping weight calculations
Kilogram per Cubic yard — sources
- US construction and landscaping material-estimating references — Bulk material weight by volume is typically reported in tons per cubic yard in US construction and landscaping contexts.
Pound per Gallon — sources
- NIST Handbook 44 — General tables of units including US customary density measures.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per gallon are in 1 kilogram per cubic yard?
1 kilogram per cubic yard equals 0.0109153769 pounds per gallon, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per cubic yard to pound per gallon?
Multiply the kilogram per cubic yard value by 0.01091537692. The converter above does this instantly to whatever precision you set.
How do I convert pound per gallon back to kilogram per cubic yard?
Use the reverse factor: 1 pound per gallon equals 91.61387712 kilograms per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a kilogram per cubic yard?
Kilogram per Cubic yard (kg/yd3) measures density. A mathematically valid way to express bulk material density in kilograms per cubic yard. It is classified as a mixed metric/US customary density unit.
What is a pound per gallon?
Pound per Gallon (lb/gal) measures density. The US customary unit for liquid density, based on the US gallon (231 cubic inches). It is classified as a US customary density unit.
Is the kilogram per cubic yard to pound per gallon conversion exact?
Yes. Both kilogram per cubic yard and pound per gallon are defined by fixed standards rather than physical artifacts, so the factor of 0.01091537692 used above is exact to as many digits as you choose to display.
What is the difference between lb/gal vs. lb/ft³?
Both are US customary density units; they're related through the real, fixed relationship between the US gallon and the cubic foot (1 cubic foot ≈ 7.48 US gallons), not a round conversion factor.