Mass per volume density.
Drams per Cubic foot to Long tons per Cubic Meter Converter — dr/ft3 to long ton/m3
Convert Dram per Cubic foot (dr/ft3) to Long ton per Cubic Meter (long ton/m3) using the exact conversion factor (1 dram per cubic foot = 0.0000615839 long ton per cubic meter). See the formula, worked examples, and conversion table.
Drams per Cubic foot to Long tons per Cubic Meter 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 0.06257212255 / 1016.046909.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Drams per Cubic foot to Long tons per Cubic Meter
Dram per Cubic foot and Long ton per Cubic Meter 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
long tons per cubic meter = drams per cubic foot × 0.0000615838914646
This factor comes from each unit's defined relationship to the category's base unit: 1 dram per cubic foot equals 0.0625721225545 base units, and 1 long ton per cubic meter equals 1016.0469088 base units, so dividing one by the other gives the direct dram per cubic foot-to-long ton per cubic meter factor of 0.0000615838914646.
Simple example
1 dr/ft3 × 0.00006158389146 = 0.0000615839 long ton/m3
1 dram per cubic foot = 0.0000615839 long tons per cubic meter.
Real-world example
1,000 dr/ft3 × 0.00006158389146 = 0.0615838915 long ton/m3
1,000 drams per cubic foot = 0.0615838915 long tons per cubic meter.
Conversion table
| Dram per Cubic foot (dr/ft3) | Long ton per Cubic Meter (long ton/m3) |
|---|---|
| 0.1 dr/ft3 | 0.0000061584 long ton/m3 |
| 1 dr/ft3 | 0.0000615839 long ton/m3 |
| 10 dr/ft3 | 0.0006158389 long ton/m3 |
| 100 dr/ft3 | 0.0061583891 long ton/m3 |
| 1,000 dr/ft3 | 0.0615838915 long ton/m3 |
| 10,000 dr/ft3 | 0.6158389146 long ton/m3 |
Reverse conversion: Long ton per Cubic Meter to Dram per Cubic foot
0.0000615839 long ton/m3 × 16238.01251 = 1.000000139 dr/ft3
0.0000615839 long tons per cubic meter = 1.000000139 drams per cubic foot.
drams per cubic foot = long tons per cubic meter × 16238.0125097
For a page dedicated to this direction, see Long ton per Cubic Meter to Dram per Cubic foot.
Understanding the Dram per Cubic foot (dr/ft3)
Mass per volume density.
Understanding the Long ton per Cubic Meter (long ton/m3)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many long tons per cubic meter are in 1 dram per cubic foot?
1 dram per cubic foot equals 0.0000615839 long tons per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert dram per cubic foot to long ton per cubic meter?
Multiply the dram per cubic foot value by 0.00006158389146. The converter above does this instantly to whatever precision you set.
How do I convert long ton per cubic meter back to dram per cubic foot?
Use the reverse factor: 1 long ton per cubic meter equals 16,238.01251 drams per cubic foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a dram per cubic foot?
Dram per Cubic foot (dr/ft3) is a unit of density.
What is a long ton per cubic meter?
Long ton per Cubic Meter (long ton/m3) is a unit of density.
Is the dram per cubic foot to long ton per cubic meter conversion exact?
Yes. Both dram per cubic foot and long ton per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 0.00006158389146 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.