Mass per volume density.
Long tons per Gallon to Slugs per Cubic foot Converter — long ton/gal to slug/ft3
Convert Long ton per Gallon (long ton/gal) to Slug per Cubic foot (slug/ft3) using the exact conversion factor (1 long ton per gallon = 520.8037032 slug per cubic foot). See the formula, worked examples, and conversion table.
Long tons per Gallon to Slugs per Cubic foot 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 268411.1972 / 515.3788184.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Long tons per Gallon to Slugs per Cubic foot
Long ton per Gallon and Slug per Cubic foot 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. Both are mass per volume density units.
Formula
slugs per cubic foot = long tons per gallon × 520.803703239
This factor comes from each unit's defined relationship to the category's base unit: 1 long ton per gallon equals 268411.19719 base units, and 1 slug per cubic foot equals 515.378818393 base units, so dividing one by the other gives the direct long ton per gallon-to-slug per cubic foot factor of 520.803703239.
Simple example
1 long ton/gal × 520.8037032 = 520.8037032 slug/ft3
1 long ton per gallon = 520.8037032 slugs per cubic foot.
Real-world example
1,000 long ton/gal × 520.8037032 = 520,803.7032 slug/ft3
1,000 long tons per gallon = 520,803.7032 slugs per cubic foot.
Conversion table
| Long ton per Gallon (long ton/gal) | Slug per Cubic foot (slug/ft3) |
|---|---|
| 0.1 long ton/gal | 52.08037032 slug/ft3 |
| 1 long ton/gal | 520.8037032 slug/ft3 |
| 10 long ton/gal | 5,208.037032 slug/ft3 |
| 100 long ton/gal | 52,080.37032 slug/ft3 |
| 1,000 long ton/gal | 520,803.7032 slug/ft3 |
| 10,000 long ton/gal | 5,208,037.032 slug/ft3 |
Reverse conversion: Slug per Cubic foot to Long ton per Gallon
520.8037032 slug/ft3 × 0.001920109235 = 0.9999999999 long ton/gal
520.8037032 slugs per cubic foot = 0.9999999999 long tons per gallon.
long tons per gallon = slugs per cubic foot × 0.0019201092346
For a page dedicated to this direction, see Slug per Cubic foot to Long ton per Gallon.
Understanding the Long ton per Gallon (long ton/gal)
Mass per volume density.
Understanding the Slug per Cubic foot (slug/ft3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many slugs per cubic foot are in 1 long ton per gallon?
1 long ton per gallon equals 520.8037032 slugs per cubic foot, using the exact defined conversion factor rather than an estimate.
How do I convert long ton per gallon to slug per cubic foot?
Multiply the long ton per gallon value by 520.8037032. The converter above does this instantly to whatever precision you set.
How do I convert slug per cubic foot back to long ton per gallon?
Use the reverse factor: 1 slug per cubic foot equals 0.0019201092 long tons per gallon. You can also use the swap control in the converter above to flip the direction instantly.
What is a long ton per gallon?
Long ton per Gallon (long ton/gal) is a unit of density.
What is a slug per cubic foot?
Slug per Cubic foot (slug/ft3) is a unit of density.
Is the long ton per gallon to slug per cubic foot conversion exact?
Yes. Both long ton per gallon and slug per cubic foot are defined by fixed standards rather than physical artifacts, so the factor of 520.8037032 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.