# Mechanical Engineering Conversions

**bbl**- Abbreviation of barrel. A unit of capacity in the oil industry.
**BHP**- Abbreviation of Brake Horse Power, the useful power available at the flywheel of an engine.
**Brake Horse Power**- This is the useful power available at the flywheel of an engine.
**ch**- Metric horsepower.
**Cheval Vapeur**- Metric horsepower.
**Flow Rate**- Volume per unit of time.
**Grain**- An individual crystal in a poly-crystalline metal or alloy.
**Horsepower**- Mechanical engineering unit of power.
**hp**- Mechanical engineering unit of power.
**kilopond**- Another name for kilogram force.
**kip**- Abbreviation of kilo pounds force.
**kJ**- An abbreviation of kilojoule, one thousand joules. The SI unit of energy is the joule.
**kp**- Abbreviation of kilopond, another name for kilogram force.
**ksi**- Abbreviation for kilo pounds per square inch.
**l**- The abbreviation of litre, a derived SI unit of volume.
**Mass**- The SI unit of mass is the kilogram.
**mil**- One thousandth (0.001) of an inch.
**Moments of Inertia**- Principal axes for bodies of uniform density.
**mpg**- Abbreviation of mile per gallon.
**P**- The abbreviation of poise, the CGS derived unit of dynamic viscosity of a fluid.
**Pressure**- Defined as the force exerted per unit area.
**Prony**- Unit of power.
**PS**- Metric horsepower
**Quart**- A unit of volume.
**Revolutions per Minute**- Unit to describe the rate of rotation of a body.
**Revolutions per Second**- Unit to describe the rate of rotation of a body.
**Reyn**- British unit of dynamic viscosity.
**rpm**- Abbreviation of revolutions per minute.
**rps**- Abbreviation of revolutions per second.
**Sthene**- The unit of force in the metre-tonne-second system.
**Stiffness**- Stiffness is the ratio of change of force (or torque) to the corresponding change in translation (or rotational) deflection of an elastic element.
**Thou**- An abbreviation of thousandths of an inch. A unit of length used by engineers.
**Ton Force**- 1 ton-force = 9964.02 N
**tonf in**^{-2}- Abbreviation of Tons per Square Inch.
**Torque**- The torque or turning moment acting on a body is defined as the product of the magnitude of the force and the perpendicular distance of the line of action of the force from the axis about which the body is being rotated.
**Torque to Power**- Calculate power in PS given a torque in Nm at a given speed.
**Tsi**- Abbreviation of Tons per Square Inch.

**Subjects: ** Mechanical Engineering