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## Related Tools

- Length to different units
- Area based amount conversions
- Volume based amount conversions
- Mass based amount conversions
- Time based amount conversions
- Convert length and amount per unit length into total amount

## User Guide

This amount per unit length ratio converter and conversion scale can be used to convert any quantity per unit length (linear density) of your choosing, and provide the equivalent amount per unit length in different units.

If you know the length in a different unit to the linear density of a particular item, then you can use this converter to calculate the linear density in your preferred measurement units for length, to make it easier to calculate the total quantity.

### Applications

Use this tool to calculate the conversion for a quantity per unit length of an item in applications similar to these:

- Plastic, wood or metal price per unit length when sold to a specified length
- Fabric or cloth sold off a roll in feet or metres
- Fuel quantity used per mile/kilometre
- Power loss per unit length of cable
- Resistance per unit length of electrical wire
- Pressure drop per unit length of pipe

### Conversion Factors

The following units and associated conversion factors in metres (SI units for length) are used by this amount per unit length converter:

- micrometre (µm) – 0.000001 m
- thousandth of an inch (thou) – 0.0000254 m
- millimetre (mm) – 0.001 m
- centimetre (cm) – 0.01 m
- inch (in) – 0.0254 m
- foot (ft) – 0.3048 m
- yard (yd) – 0.9144 m
- metre (m) – 1 m
- kilometre (km) – 1,000 m
- mile (mi) – 1,609.344 m
- nautical mile (nmi) – 1,852 m