The table below describes various units relevant to hoses and fittings, including pressure unit, volume unit and mass unit etc. The table also contains conversion factors for different units, which can be useful as a reference when you need to convert between different units.
| Unit | Unit sign | Converted to | Conversion factor |
|---|---|---|---|
| Lenght | |||
| 1 tum | in | mm | 25,4 |
| 1 millimeter | mm | in | 0,03934 |
| 1 feet | ft | m | 0,3048 |
| 1 meter | m | fot | 3,28084 |
| Surface | |||
| 1 square metres | sq in | cm2 | 6,4516 |
| 1 square centimetres | cm2 | sq in | 0,1550 |
| Volume | |||
| 1 gallon (UK) | gal | 1 | 4,54596 |
| 1 litre | 1 | gal (UK) | 0,219976 |
| 1 gallon (US) | gal | 1 | 3,78533 |
| 1 litre | l | gal (US) | 0,264177 |
| Weight | |||
| 1 pound | lb | kg | 0,453592 |
| 1 kilograms | kg | lb | 2,204622 |
| Weight per unit length | |||
| 1 pound per foot | lb/ft | kg/m | 1,488164 |
| 1 kilogram per metre | kg/m | lb/feet | 0,671969 |
| Pressure | |||
| 1 pound per square inch | psi | bar | 0,06895 |
| 1 bar | bar | psi | 14,5035 |
| 1 pound per square inch | psi | MPa | 0,006895 |
| 1 Mega Pascal | MPa | psi | 145,035 |
| Speed | |||
| 1 feet per second | ft/s | m/sec | 0,3048 |
| 1 meter per second | m/s | fot/sec | 3,280840 |
| Required quantity | |||
| 1 gallon per minute (UK) | gal per min | 1/min | 4,54596 |
| 1 litre per minute | l/min | gal per min (UK) | 0,219976 |
| 1 gallon per minute | gal per min | l/min | 3,78533 |
| 1 litre per minute | l/min | gal per min (US) | 0,264178 |
| Temperature | |||
| Degrees Fahrenheit °F | °F | °C | (°F - 32) |
| Degrees Celsius °C | °C | °F | + 32 |