Convert pressure units with the pressure converter, look up a conversion using tables, identify a pressure unit and find a pressure conversion factor.
The ksi pressure unit is derived from the psi pressure unit by multiplying it by 1,000, and the full name is kilopounds force per square inch.
Find conversions for the mPa (Millipascal) pressure unit.
Find conversions for the N/mm² (newtons per square millimetre) pressure unit.
Find conversions for the N/cm² (newtons per square centimetre) pressure unit.
Find conversions for the kg/mm² (kilograms per square millimetre) pressure unit.
We need a pressure gauge for measuring over the 10 bar range which will also display pressures in MPa, bar, inch H2O, psi kPa
There are many types of pressure units used depending on the country, industry and application.
Look up a barometric conversion value for millibar (mbar, mb), hectopascal (hPa), pounds per square inch (psi), inches of mercury (inHg), millimetres of mercury (mmHg) or Torr pressure units.
Look up a low pressure in inches of water column to find the conversion value in millimetres of water, millibar, pounds per square inch or millimetres of mercury.
Look up a liquid level in metres of water column to find the conversion value in feet of water, bar, pounds per square inch or inches of mercury.
Look up a pressure in pounds per square inch (psi) to find the conversion value in mb, hPa, bar, inHg, mH2O, inH2O or ftH2O.
Look up a pressure for 1 to 1000 bar to find the conversion value in pounds per square inch, inches of mercury, metres of water column or feet of water column.
The bar is a widely used metric unit of measurement for pressure and 1 bar equals precisely 100,000 pascals.
Centimeters of Water Column is a manometric unit used to relate a pressure reading to the height of fresh water at a temperature of 4 degC. 1 centimeter of water gauge equals 98.0665 pascals.
Centimeters of Mercury is a small pressure unit which represents the pressure pushing down due to gravity of any volume of liquid mercury which is 1cm high. 1 centimeter of mercury at zero degrees Celsius equals 1333.22 pascals. The use of cmHg is not as common as mmHg, it is mainly used in applications for […]
Dyne per Square Centimeter is one of the smallest pressure units and is derived from the CGS unit for force, 1 Dyne per Square Centimetre equals 0.1 pascals.
Foot of Water Column is an American and English low value pressure unit
Grams Force per Square Centimetre is a cgs system pressure unit which is now largely obsolete and officially superceded by the SI system of units.
Hectopascal is a 100x multiple of the pascal which is the SI unit for pressure.
Inches of water gauge or column is an english and american unit for measuring liquid level. 1 inch of water column at 4 degrees celsius equals 249.089 Pa.
Inch of Mercury is a British and American unit of measure for pressure. 1 inch of mercury at 0 degrees Celsius (32 deg F) equals 3386.39 pascals. An inch of mercury at zero degrees Celsius is defined as the pressure exerted by a column of mercury with a density of 13,595.1 kg/m3 under the pull […]
Kilogram Force per Square Centimeter is a pressure unit that has been largely superseded by the SI unit system of pascal units.
The kilopascal is a x1000 multiple of the pascal unit which is the SI unit for pressure. 1 kilopascal equals 1,000 Pascals.
The megapascal is a x1000000 multiple of the pascal unit which is the SI unit for pressure. 1 megapascal equals 1,000,000 pascals.
Meters of water gauge or column is a metric unit for measuring liquid level. 1 metre of water column at 4 degrees Celsius equals 9806.65 pascals.
Micron of Mercury is a very small pressure unit derived from the pressure that is generated by a 1 micrometer (1/1000mm) column of liquid mercury.
Millibar is a metric unit of pressure mainly used in European countries and is derived directly from the bar pressure unit which equals 1,000 mbar.
Millimeters of Water Column is a low range metric pressure unit derived from the hydrostatic pressure of 1mm head of water at 4 degC.
Millimeters of Mercury at a temperature of 0degC is a small metric pressure unit derived from the pressure generated by a 1mm tall column of mercury liquid.
Millitorr is a very small pressure unit used for high vacuum measurements and is a 1/1000x multiple of the torr pressure unit.
Newtons/Square Meter is a unit that shows how the pascal unit is derived from other SI units. Pressure is defined as Force/Area and the SI unit for Force is newtons (N) and the SI unit for Area is Sq Meters (m²). 1 newton per square metre equals 1 pascal. The N/m² pressure unit is one […]
Ounce or Ounce Force per Square Inch is a low pressure unit which is part of the British and American system of units.
Pascal is the SI unit for pressure and is derived from other SI units using the following relationship: Pa = (kg.m/s²)/m² = kg/m.s² = N/m².
Pounds Force per Square Foot is a British (Imperial) and American pressure unit which is directly related to the psi pressure unit by a factor of 144.
Pounds or pound force per square inch (psi, lb/in², pfsi or lbf/in²) is a widely used British and American unit of measure for pressure.
Standard Atmosphere is mainly used as a reference value for the average atmospheric pressure at sea level.
Technical Atmosphere is used to represent a pressure value in multiples of atmospheric pressure.
Tons or Tons Force per Square Foot (USA, Short) is an American pressure unit comparable in magnitude to atmospheric pressure.
Tons or Tons Force per Square Inch (USA, Short) is one of the largest pressure units and is used in the measurement of ultra high pressures. 1 ton per square inch (usa, short) equals 13,789,500 pascals. This is the American version of tons per square inch which uses the so called short ton that is […]
Torr is a pressure unit which is defined as 1 standard atmosphere divided by 760 (1 atm/760 or 101325 Pa/760).
Tons or Tons Force per Square Inch (UK, Long) is a very large pressure unit used historically for measuring extremely high pressures.
Find conversions for the daPa (dekapascal) pressure unit.
When selecting a part number for a pressure transmitter you will need to choose a pressure range. Usually a manufacturer will designate pressure ranges in the most common unit used by it’s customers. For the USA the most common unit is psi and for Europe it is bar, but what if you are working with […]
Convert altitude in feet or metres of height to a pressure reading in millibar, pounds per square inch, millimetres of mercury or inches of mercury.
Convert tyre air pressure from pounds force per square inch (psi) to bar & kilopascal (kPa) units, and vice versa for car, bicycle, lorry, truck or an aircraft pneumatic tyre.