Pressure Converter

Convert between common and industrial pressure units.

Pressure
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Related Conversions
21.5 psi to inHg 24.2 psi to inHg 25 psi to inHg 32 psi to inHg 43 psi to inHg 60 psi to inHg 64.6 psi to inHg 70 psi to inHg 200 psi to inHg 300 psi to inHg 500 psi to inHg 1,000 psi to inHg
Reverse Conversions
0.5 inHg to psi 32.3 inHg to psi 40 inHg to psi 45 inHg to psi 53.8 inHg to psi 80 inHg to psi 90 inHg to psi 100 inHg to psi 500 inHg to psi 1,000 inHg to psi 2,000 inHg to psi 5,000 inHg to psi
More Pressure Conversions
1 Torr to Pa 1 atm to kPa 1 atm to psi 10 atm to kPa 10 bar to psi 20 bar to psi 30 bar to psi 30 inHg to kPa 35 psi to bar 100 kPa to psi 101.325 kPa to atm 120 psi to kPa

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Common Benchmarks

Pressure cooker 15 psi
Hydraulic system 2000 psi
Mountain air 70 kPa
Bicycle tire 80 psi
Storm center 950 hPa
Car tire 32 psi

Formula

inHg = psi × 2.0360209674

Example

Example: convert 26.9 pounds per square inch to inches of mercury.

26.9 psi = 54.76896402 inHg

Conversion table

pounds per square inch (psi) inches of mercury (inHg)
1 psi 2.03602097 inHg
2 psi 4.07204193 inHg
5 psi 10.18010484 inHg
10 psi 20.36020967 inHg
20 psi 40.72041935 inHg
50 psi 101.80104837 inHg
100 psi 203.60209674 inHg

Explanation

These are both units.

How to convert pounds per square inch to inches of mercury

  1. Start with the value in pounds per square inch (psi).
  2. Multiply it by 2.0360209674.
  3. The result is the measurement in inches of mercury (inHg).

Example: 26.9 psi → 54.76896402 inHg

Frequently Asked Questions

How much is 26.9 pounds per square inch in inches of mercury?

26.9 pounds per square inch is about 54.769 inches of mercury.

How many inches of mercury is 1 pound per square inch?

1 pound per square inch is about 2.036021 inches of mercury.

How many pounds per square inch is 1 inch of mercury?

1 inch of mercury is about 0.491154 pounds per square inch.

What is the difference between pounds per square inch and inches of mercury?

Both measure pressure, but they are commonly used in different contexts. Pounds per square inch are often used in engineering and tire pressure, especially in US contexts. Inches of mercury are used in meteorology and aviation (barometric pressure).

Where are pounds per square inch and inches of mercury used?

In practice: Pounds per square inch are often used in engineering and tire pressure, especially in US contexts. Inches of mercury are used in meteorology and aviation (barometric pressure).

Why does 1 pound per square inch equal 2.036021 inches of mercury?

Because pressure units are defined with a fixed relationship (often relative to the pascal). To convert, multiply by that factor.