Mass per volume density.
Kilograms per Cubic yard to Long tons per Cubic Meter Converter — kg/yd3 to long ton/m3
Convert Kilogram per Cubic yard (kg/yd3) to Long ton per Cubic Meter (long ton/m3) using the exact conversion factor (1 kilogram per cubic yard = 0.0012872935 long ton per cubic meter). See the formula, worked examples, conversion table, and common uses.
Kilograms per Cubic yard 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 1.307950619 / 1016.046909.
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 Long tons per Cubic Meter
Kilogram per Cubic yard 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. 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
long tons per cubic meter = kilograms per cubic yard × 0.00128729353732
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 long ton per cubic meter equals 1016.0469088 base units, so dividing one by the other gives the direct kilogram per cubic yard-to-long ton per cubic meter factor of 0.00128729353732.
Simple example
1 kg/yd3 × 0.001287293537 = 0.0012872935 long ton/m3
1 kilogram per cubic yard = 0.0012872935 long tons per cubic meter.
Real-world example
1,000 kg/yd3 × 0.001287293537 = 1.287293537 long ton/m3
1,000 kilograms per cubic yard = 1.287293537 long tons per cubic meter.
Conversion table
| Kilogram per Cubic yard (kg/yd3) | Long ton per Cubic Meter (long ton/m3) |
|---|---|
| 0.1 kg/yd3 | 0.0001287294 long ton/m3 |
| 1 kg/yd3 | 0.0012872935 long ton/m3 |
| 10 kg/yd3 | 0.0128729354 long ton/m3 |
| 100 kg/yd3 | 0.1287293537 long ton/m3 |
| 1,000 kg/yd3 | 1.287293537 long ton/m3 |
| 10,000 kg/yd3 | 12.87293537 long ton/m3 |
Reverse conversion: Long ton per Cubic Meter to Kilogram per Cubic yard
0.0012872935 long ton/m3 × 776.8236001 = 0.999999971 kg/yd3
0.0012872935 long tons per cubic meter = 0.999999971 kilograms per cubic yard.
kilograms per cubic yard = long tons per cubic meter × 776.823600063
For a page dedicated to this direction, see Long ton per Cubic Meter to Kilogram per Cubic yard.
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 Long ton per Cubic Meter (long ton/m3)
Mass per volume density.
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.
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 kilogram per cubic yard?
1 kilogram per cubic yard equals 0.0012872935 long tons per cubic meter, using the exact defined conversion factor rather than an estimate.
How do I convert kilogram per cubic yard to long ton per cubic meter?
Multiply the kilogram per cubic yard value by 0.001287293537. The converter above does this instantly to whatever precision you set.
How do I convert long ton per cubic meter back to kilogram per cubic yard?
Use the reverse factor: 1 long ton per cubic meter equals 776.8236001 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 long ton per cubic meter?
Long ton per Cubic Meter (long ton/m3) is a unit of density.
Is the kilogram per cubic yard to long ton per cubic meter conversion exact?
Yes. Both kilogram per cubic yard and long ton per cubic meter are defined by fixed standards rather than physical artifacts, so the factor of 0.001287293537 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.