How many Pound per Square Inch are in 1 Inch of Mercury?

One inch of mercury equals 0.491154 pound per square inch.

Can I convert Pound per Square Inch back to Inch of Mercury?

Yes. Enter a value in either field to convert from Inch of Mercury (inHg) to Pound per Square Inch (psi) or the reverse — results update instantly.

Inch of Mercury to Pound per Square Inch Converter

inHg → psi

Convert between PSI, bar, pascal, atmosphere, and more pressure units

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How to Convert Inch of Mercury to Pound per Square Inch

Enter a value above, select your units, and get instant results. Works both ways — Inch of Mercury to Pound per Square Inch or Pound per Square Inch to Inch of Mercury.

Formula: Pound per Square Inch = Inch of Mercury × 0.491154

Quick steps

Enter the value you want to convert in the "Inch of Mercury" field.
Select "Inch of Mercury" as your "From" unit.
Select "Pound per Square Inch" as your "To" unit.
The converted result appears instantly in the "Pound per Square Inch" field.
To reverse the conversion, enter a value in the "Pound per Square Inch" field instead.

Common Inch of Mercury to Pound per Square Inch Conversions

Inch of Mercury	Pound per Square Inch
1	0.491154
5	2.455771
10	4.911542
25	12.278854
50	24.557708
100	49.115415

Frequently Asked Questions

Multiply your inch of mercury value by 0.491154. For example, 10 inHg = 4.911542 psi.

Pound per Square Inch to Inch of Mercury Inch of Mercury to Pascal Inch of Mercury to Kilopascal Inch of Mercury to Megapascal Inch of Mercury to Bar Inch of Mercury to Millibar Inch of Mercury to Pound per Square Inch Inch of Mercury to Pound per Square Foot

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Convert Inch of Mercury to Pound per Square Inch