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Convert inch of mercury to pound per square inch

Here you can quickly calculate how many pound per square inch fit in one inch of mercury.
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  • 1 inHg = 0.491154 psi
  • 1 psi = 2.036021 inHg

Example: inch of mercury to pound per square inch

  • 1 inch of mercury = 0.491154 pound per square inch

Inch of mercury to pound per square inch conversion table

inch of mercury pound per square inch
1 0.491154
2 0.982308
5 2.455771
10 4.911542
20 9.823083
50 24.557708
100 49.115415

Inch of mercury to pound per square inch formula

To convert inch of mercury to pound per square inch, multiply by 0.491154.

1 inHg = 0.491154 psi
Example: 1 inch of mercury = 0.491154 pound per square inch

Common pressure conversion mistakes

  • Tire pressure is quoted in bar in Europe and psi in the US: 1 bar is about 14.5 psi. The recommended 2.5 bar equals about 36 psi, inflating to '25 psi' on the assumption they match leaves the tire dangerously underinflated. Multiply bar by 14.5 to get psi.

Quick inch of mercury and pound per square inch conversion quiz

Score: 0

11.4 inch of mercury equals 4.76 pound per square inch.

Correct answer: 11.4 inch of mercury = 5.6 pound per square inch.

16.6 pound per square inch equals 33.8 inch of mercury.

Correct answer: 16.6 pound per square inch = 33.8 inch of mercury.

156 pound per square inch equals 318 inch of mercury.

Correct answer: 156 pound per square inch = 318 inch of mercury.

18.8 inch of mercury equals 7.85 pound per square inch.

Correct answer: 18.8 inch of mercury = 9.23 pound per square inch.

11 inch of mercury equals 4.59 pound per square inch.

Correct answer: 11 inch of mercury = 5.4 pound per square inch.

More pressure conversions