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Convert Millimeters of Mercury to Pounds Per Square Inch

1 millimeter of mercury = 0.01933678 pounds per square inch. Type any value below to convert in either direction — the calculation happens in your browser.

Millimeters of Mercury to Pounds Per Square Inch formula

Multiply the number of millimeters of mercury by 0.01933678 to get pounds per square inch.

pounds per square inch = millimeters of mercury × 0.01933678

To go the other way: divide the number of pounds per square inch by 0.01933678, or multiply by 51.714925.

millimeters of mercury = pounds per square inch ÷ 0.01933678

Millimeters of Mercury to Pounds Per Square Inch conversion table

Millimeters of MercuryPounds Per Square Inch
1 mmHg0.01933678 psi
2 mmHg0.03867355 psi
3 mmHg0.05801033 psi
4 mmHg0.07734711 psi
5 mmHg0.09668389 psi
6 mmHg0.1160207 psi
7 mmHg0.1353574 psi
8 mmHg0.1546942 psi
9 mmHg0.174031 psi
10 mmHg0.1933678 psi
15 mmHg0.2900517 psi
20 mmHg0.3867355 psi
25 mmHg0.4834194 psi
30 mmHg0.5801033 psi
40 mmHg0.7734711 psi
50 mmHg0.9668389 psi
75 mmHg1.450258 psi
100 mmHg1.933678 psi
250 mmHg4.834194 psi
500 mmHg9.668389 psi
1,000 mmHg19.336777 psi

Pounds Per Square Inch to Millimeters of Mercury conversion table

Pounds Per Square InchMillimeters of Mercury
1 psi51.714925 mmHg
2 psi103.42985 mmHg
3 psi155.144776 mmHg
4 psi206.859701 mmHg
5 psi258.574626 mmHg
6 psi310.289551 mmHg
7 psi362.004476 mmHg
8 psi413.719402 mmHg
9 psi465.434327 mmHg
10 psi517.149252 mmHg

About the millimeter of mercury

A millimetre of mercury is the unit of blood pressure and vacuum measurement, about 133.3 pascals.

About the pound per square inch

Pounds per square inch is the pressure unit of US tyre gauges, compressors and hydraulics.

Frequently asked questions

How many pounds per square inch are in a millimeter of mercury?

There are 0.01933678 pounds per square inch in one millimeter of mercury.

How many millimeters of mercury are in a pound per square inch?

There are 51.714925 millimeters of mercury in one pound per square inch.

Is this conversion exact?

The ratio between the millimeter of mercury and the pound per square inch is fixed by definition, so the conversion is exact — the figures shown here are rounded for readability only.

What is 10 millimeters of mercury in pounds per square inch?

10 millimeters of mercury equals 0.1933678 pounds per square inch.

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