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pounds per square inch to millimeters of mercury conversion

pounds per square inch to millimeters of mercury conversion table

pounds per square inch (psi)millimeters of mercury (mmHg)
00
151.715095786518
2103.43019157304
3155.14528735955
4206.86038314607
5258.57547893259
6310.29057471911
7362.00567050563
8413.72076629214
9465.43586207866
10517.15095786518
201034.3019157304
301551.4528735955
402068.6038314607
502585.7547893259
603102.9057471911
703620.0567050563
804137.2076629214
904654.3586207866
1005171.5095786518
100051715.095786518

How to convert pounds per square inch to millimeters of mercury?

To convert from pounds per square inch (psi) to millimeters of mercury (mmHg), you can use the conversion factor where 1 psi is approximately equal to 51.7149 mmHg. Here’s the step-by-step process:

  1. Identify the conversion factor: 1 psi≈51.7149 mmHg1 \, \text{psi} \approx 51.7149 \, \text{mmHg}

  2. Apply the conversion factor: 1 psi×51.7149 mmHg/psi=51.7149 mmHg1 \, \text{psi} \times 51.7149 \, \text{mmHg/psi} = 51.7149 \, \text{mmHg}

So, 1 psi is approximately equal to 51.7149 mmHg.

Real-World Examples of Pounds per Square Inch (psi):

  1. Car Tires:

    • Standard car tire pressure generally ranges from 30 to 35 psi depending on the vehicle and tire specifications.

  2. Scuba Tanks:

    • The pressure inside a full scuba tank is typically around 3,000 psi, which allows divers to stay underwater longer.

  3. Pressure Washers:

    • Consumer-grade pressure washers generally operate around 1,500 to 3,000 psi, and professional-grade models can go up to 4,000 psi or more.

  4. Fire Extinguishers:

    • The internal pressure of a fully charged fire extinguisher is generally around 175 to 250 psi, depending on the type and size.

  5. Atmospheric Pressure:

    • At sea level, the atmospheric pressure is approximately 14.7 psi.

  6. Hydraulic Systems:

    • Hydraulic systems, commonly used in heavy machinery and industrial equipment, can operate at pressures ranging from 2,000 to 5,000 psi or more.

Each of these applications has specific pressure requirements designed to ensure functionality and safety, showcasing the widespread use of psi as a unit of pressure measurement in various fields.

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 millimeters of mercury 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 millimeters of mercury?

Millimeters of mercury (mmHg) is a unit of measurement used to express pressure, specifically atmospheric pressure. It's commonly used in medicine and physiology to measure blood pressure.

In essence, mmHg measures the pressure exerted by a column of mercury, which is a dense liquid metal, against a surface. The "millimeter" refers to the height of the mercury column, while the "mercury" part comes from the use of mercury as the liquid in the measuring device.

A standard barometer (an instrument that measures atmospheric pressure) uses a column of mercury to measure pressure. When the air pressure is high, the mercury level rises, and when it's low, the level drops. This allows for a direct measurement of the pressure in terms of millimeters of mercury.

In medical contexts, blood pressure readings are expressed in mmHg (systolic pressure) over mmHg (diastolic pressure). For example:

  • A blood pressure reading of 120/80 mmHg means that the systolic pressure is 120 mmHg and the diastolic pressure is 80 mmHg.

The use of mmHg as a unit of measurement has been largely replaced by other units, such as kilopascals (kPa), in scientific and technical applications. However, it remains a widely recognized and used unit in medical and physiological contexts.

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