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Popular pressure unit conversions

  • bar to psi
  • psi to bar
  • kpa to psi
  • psi to kpa

Complete list of pressure units for conversion

  • pascal [Pa]
  • 1 kilopascal [kPa] = 1000 pascal [Pa]
  • 1 bar = 100000 pascal [Pa]
  • 1 psi [psi] = 6894.7572931783 pascal [Pa]
  • 1 ksi [ksi] = 6894757.2931783 pascal [Pa]
  • 1 Standard atmosphere [atm] = 101325 pascal [Pa]
  • 1 exapascal [EPa] = 1.0E+18 pascal [Pa]
  • 1 petapascal [PPa] = 1.0E+15 pascal [Pa]
  • 1 terapascal [TPa] = 1000000000000 pascal [Pa]
  • 1 gigapascal [GPa] = 1000000000 pascal [Pa]
  • 1 megapascal [MPa] = 1000000 pascal [Pa]
  • 1 hectopascal [hPa] = 100 pascal [Pa]
  • 1 dekapascal [daPa] = 10 pascal [Pa]
  • 1 decipascal [dPa] = 0.1 pascal [Pa]
  • 1 centipascal [cPa] = 0.01 pascal [Pa]
  • 1 millipascal [mPa] = 0.001 pascal [Pa]
  • 1 micropascal [µPa] = 1.0E-6 pascal [Pa]
  • 1 nanopascal [nPa] = 1.0E-9 pascal [Pa]
  • 1 picopascal [pPa] = 1.0E-12 pascal [Pa]
  • 1 femtopascal [fPa] = 1.0E-15 pascal [Pa]
  • 1 attopascal [aPa] = 1.0E-18 pascal [Pa]
  • 1 newton/square meter = 1 pascal [Pa]
  • 1 newton/square centimeter = 10000 pascal [Pa]
  • 1 newton/square millimeter = 1000000 pascal [Pa]
  • 1 kilonewton/square meter = 1000 pascal [Pa]
  • 1 millibar [mbar] = 100 pascal [Pa]
  • 1 microbar [µbar] = 0.1 pascal [Pa]
  • 1 dyne/square centimeter = 0.1 pascal [Pa]
  • 1 kilogram-force/square meter = 9.80665 pascal [Pa]
  • 1 kilogram-force/sq. cm = 98066.5 pascal [Pa]
  • 1 kilogram-force/sq. millimeter = 9806650 pascal [Pa]
  • 1 gram-force/sq. centimeter = 98.0665 pascal [Pa]
  • 1 ton-force (short)/sq. foot = 95760.517960678 pascal [Pa]
  • 1 ton-force (short)/sq. inch = 13789514.586338 pascal [Pa]
  • 1 ton-force (long)/square foot = 107251.78011595 pascal [Pa]
  • 1 ton-force (long)/square inch = 15444256.336697 pascal [Pa]
  • 1 kip-force/square inch = 6894757.2931783 pascal [Pa]
  • 1 pound-force/square foot = 47.8802589804 pascal [Pa]
  • 1 pound-force/square inch = 6894.7572931783 pascal [Pa]
  • 1 poundal/square foot = 1.4881639436 pascal [Pa]
  • 1 torr [Torr] = 133.3223684211 pascal [Pa]
  • 1 centimeter mercury (0°C) = 1333.22 pascal [Pa]
  • 1 millimeter mercury (0°C) = 133.322 pascal [Pa]
  • 1 inch mercury (32°F) [inHg] = 3386.38 pascal [Pa]
  • 1 inch mercury (60°F) [inHg] = 3376.85 pascal [Pa]
  • 1 centimeter water (4°C) = 98.0638 pascal [Pa]
  • 1 millimeter water (4°C) = 9.80638 pascal [Pa]
  • 1 inch water (4°C) [inAq] = 249.082 pascal [Pa]
  • 1 foot water (4°C) [ftAq] = 2988.98 pascal [Pa]
  • 1 inch water (60°F) [inAq] = 248.843 pascal [Pa]
  • 1 foot water (60°F) [ftAq] = 2986.116 pascal [Pa]
  • 1 atmosphere technical [at] = 98066.500000003 pascal [Pa]

Pressure is a fundamental concept in physics and engineering that describes the force applied perpendicular to the surface of an object per unit area. From the air we breathe to the depths of the ocean, pressure plays a crucial role in countless natural phenomena and technological applications. This article delves into the world of pressure units, exploring their significance and demonstrating how a tool like millimeters.to can simplify conversions and enhance your understanding of this essential concept.

What is Pressure?

Pressure (P) is defined as the force (F) applied perpendicular to a surface divided by the area (A) over which that force is distributed. In simpler terms, it tells us how much force is acting on a given area. A higher pressure indicates a greater force acting on the same area or the same force acting on a smaller area.

Imagine pressing your finger against a table; the pressure you exert depends on the force you apply and the area of your fingertip in contact with the table.

Common Units of Pressure

Pressure is expressed in various units, depending on the system of measurement and the specific application. Here are some of the most common ones:

  • Pascal (Pa): The SI unit of pressure, defined as one newton per square meter (N/m²). It is a relatively small unit, so multiples like kilopascal (kPa) and megapascal (MPa) are often used.
  • Atmosphere (atm): A unit approximately equal to the average atmospheric pressure at sea level. One atmosphere is equivalent to 101,325 pascals.
  • Bar: A metric unit commonly used in meteorology and other fields. One bar is equal to 100,000 pascals, making it slightly less than one atmosphere.
  • Pounds per square inch (psi): A common unit in the imperial system, often used in engineering and everyday applications like tire pressure.
  • Millimeters of mercury (mmHg): Historically used in medicine and meteorology, this unit represents the pressure exerted by a column of mercury one millimeter high. It is also known as torr.
  • Inches of mercury (inHg): Another unit based on the height of a mercury column, often used in weather reports.

Essential Pressure Conversions

Converting between these units is crucial for accurate calculations and comparisons. Here are some of the most frequent pressure conversions:

  • Pa to atm: Divide by 101,325 (e.g., 100,000 Pa ≈ 0.9869 atm).
  • atm to Pa: Multiply by 101,325 (e.g., 1 atm = 101,325 Pa).
  • Pa to bar: Divide by 100,000 (e.g., 200,000 Pa = 2 bar).
  • bar to Pa: Multiply by 100,000 (e.g., 1 bar = 100,000 Pa).
  • Pa to psi: Divide by 6895 (approximately) (e.g., 100,000 Pa ≈ 14.5 psi).
  • psi to Pa: Multiply by 6895 (approximately) (e.g., 10 psi ≈ 68,950 Pa).
  • atm to mmHg: Multiply by 760 (e.g., 1 atm = 760 mmHg).
  • mmHg to atm: Divide by 760 (e.g., 760 mmHg = 1 atm).
  • inHg to mmHg: Multiply by 25.4 (e.g., 30 inHg = 762 mmHg).
  • mmHg to inHg: Divide by 25.4 (e.g., 762 mmHg ≈ 30 inHg).

Millimeters.to: Simplifying Pressure Conversions

With millimeters.to, navigating these conversions becomes straightforward. The site offers dedicated widgets for each conversion, allowing you to quickly and accurately switch between different pressure units. Simply input the value, select the original and desired units, and the tool will instantly generate the correct result.

Beyond Basic Conversions

Millimeters.to goes beyond basic unit conversions. It provides a comprehensive list of pressure units, including less common ones like kilopond per square centimeter and technical atmospheres. This allows for a deeper exploration of pressure measurement and its diverse applications.

The Importance of Pressure in Various Fields

Understanding pressure is crucial in a wide range of disciplines:

  • Meteorology: Atmospheric pressure is a key factor in weather patterns, wind, and precipitation.
  • Engineering: Pressure is essential in designing structures, hydraulic systems, and pneumatic systems.
  • Fluid Mechanics: Pressure gradients drive fluid flow and are crucial in understanding phenomena like buoyancy and lift.
  • Medicine: Blood pressure is a vital sign, and pressure plays a role in various medical procedures and treatments.
  • Diving: Water pressure increases significantly with depth, affecting divers and underwater equipment.
  • Everyday Life: We encounter pressure in everyday activities like inflating tires, using pressure cookers, and even drinking through a straw.

Conclusion

Pressure is a fundamental concept with far-reaching applications in science, engineering, and everyday life. Whether you’re a meteorologist forecasting the weather, an engineer designing a hydraulic system, a physicist studying fluid dynamics, or simply checking your tire pressure, understanding pressure and its units is essential.

Millimeters.to empowers you to navigate the world of pressure measurement with confidence. Its user-friendly interface and comprehensive unit selection simplify conversions, allowing you to focus on the practical applications of this essential concept. By providing accurate and efficient conversion tools, millimeters.to streamlines your workflow and enhances your understanding of pressure in various contexts.

Furthermore, millimeters.to fosters a deeper appreciation for the diverse ways in which pressure is measured and applied across different disciplines. This knowledge empowers professionals and enthusiasts alike to make informed decisions and achieve optimal results in their respective fields.

In conclusion, millimeters.to is an invaluable resource for anyone seeking to master pressure conversions and deepen their understanding of this fundamental concept. Its dedication to accuracy, ease of use, and comprehensive unit selection makes it an essential tool for students, professionals, and anyone with a curiosity about the world of pressure and its impact on various natural and technological processes.