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pounds per square inch to megapascals conversion

pounds per square inch to megapascals conversion table

pounds per square inch (psi)megapascals (MPa)
00
10.00689476000045
20.0137895200009
30.02068428000135
40.0275790400018
50.03447380000225
60.0413685600027
70.04826332000315
80.0551580800036
90.06205284000405
100.0689476000045
200.137895200009
300.2068428000135
400.275790400018
500.3447380000225
600.413685600027
700.4826332000315
800.551580800036
900.6205284000405
1000.689476000045
10006.8947600004501

How to convert pounds per square inch to megapascals?

Pounds per square inch (psi) is a unit of pressure commonly used in the United States, while megapascals (MPa) is a unit used in the International System of Units (SI).

Conversion Factor

1 psi is approximately equal to 0.00689476 megapascals (MPa).

Conversion Calculation

To convert 1 psi to MPa: 1 psi×0.00689476 MPa/psi=0.00689476 MPa1 \text{ psi} \times 0.00689476 \text{ MPa/psi} = 0.00689476 \text{ MPa}

Real-World Examples of psi Values

  1. Automobile Tires:

    • Typical tire pressure ranges from around 30 to 35 psi, which would be approximately 0.207 MPa to 0.241 MPa.

  2. Scuba Diving Tank:

    • A typical scuba diving tank might be pressurized to around 3000 psi. Converting this to megapascals: 3000 psi×0.00689476 MPa/psi≈20.6843 MPa3000 \text{ psi} \times 0.00689476 \text{ MPa/psi} ≈ 20.6843 \text{ MPa}

  3. Household Water Pressure:

    • Household water pressure is often between 40 to 60 psi, which converts to roughly 0.276 MPa to 0.414 MPa.

  4. Airplane Cabin Pressure:

    • Airplane cabins are generally pressurized to maintain an equivalent pressure of about 10.9 psi at cruising altitude, which converts to roughly 0.0752 MPa.

  5. Bicycle Tires:

    • High-performance road bicycles may have tires inflated to around 85 to 120 psi: 85 psi→0.5861 MPa120 psi→0.8274 MPa 85 \text{ psi} \rightarrow 0.5861 \text{ MPa} \\ 120 \text{ psi} \rightarrow 0.8274 \text{ MPa}

These examples illustrate how psi is used in various everyday contexts and help provide a sense of scale when converting to megapascals.

See below section for step by step unit conversion with formulas and explanations. Please refer to the table below for a list of all the megapascals to other unit conversions.

What is pounds per square inch?

Pounds per square inch (PSI) is a unit of measurement that represents the force exerted on an area by a weight or pressure. It's commonly used to measure the pressure or force applied to a surface.

To calculate PSI, you multiply the weight (in pounds) by the area (in square inches) over which it's being applied:

PSI = Weight in pounds / Area in square inches

For example, if you have a 10-pound weight placed on an area of 1 square inch, the pressure would be:

PSI = 10 pounds / 1 square inch = 10 PSI

In practical terms, PSI is used to measure various pressures in everyday life, such as:

  • Water pressure: The pressure exerted by water flowing through pipes or held back by a dam.
  • Tire pressure: The air pressure inside a tire, which affects its performance and longevity.
  • Building construction: The weight-bearing capacity of a building's foundation or walls.
  • Industrial processes: The pressure applied to materials during manufacturing, such as in the production of rubber goods or plastics.

PSI is an important unit of measurement for various industries, including construction, engineering, and manufacturing.

What is a Megapascal?

The megapascal (MPa) is a 1,000,000 pascals (Pa). The pascal is a SI unit that measures pressure. Pascal unit is named after Blaise Pascal and it replaced the previously used units for pressure N/m2N/m^2 in SI unit system. Following are equal representation of 1 Megapascal in other units.

1 MPa=1000∗1000∗Nm2=1000∗1000∗kgm∗s2=1000∗1000∗Jm31\ MPa = \frac{1000 * 1000 *N}{m^2} = \frac{1000 * 1000 *kg}{m*s^2} = \frac{1000 * 1000 *J}{m^3}

Where
N−NewtonsN - Newtons
kg−Kilogramskg - Kilograms
m−Metersm - Meters
s−Secondss - Seconds
J−JulesJ - Jules

Wikipedia page link for Pascal

Complete pounds per square inch conversion table

Enter # of pounds per square inch
Convert 1 psi to other unitsResult
pounds per square inch to pascals (psi to Pa)6894.7600004501
pounds per square inch to kilopascals (psi to kPa)6.8947600004501
pounds per square inch to megapascals (psi to MPa)0.00689476000045
pounds per square inch to hectopascals (psi to hPa)68.947600004501
pounds per square inch to bar (psi to bar)0.0689476000045
pounds per square inch to torr (psi to torr)51.71495287779
pounds per square inch to meters of water @ 4°C (psi to mH2O)0.7030698557051
pounds per square inch to millimeters of mercury (psi to mmHg)51.715095786518
pounds per square inch to kilopound per square inch (psi to ksi)0.001
pounds per square inch to Inches of mercury (psi to inHg)2.0360212886386

Pressure conversions