Toolyard

Pounds per square inch to Millimetres of mercury

One pound per square inch is 51.71493 millimetres of mercury. Pressure units for tyres, weather and diving. Tyre placards are usually in psi or bar; barometers report in hPa or mmHg.

ad 320x50
51.71493

1 pound per square inch = 51.71493 millimetres of mercury · open this conversion

Formula

millimetres of mercury = pounds per square inch × 51.7149252

The millimetre of mercury used here is the conventional 133.322387415 Pa, defined from mercury density and standard gravity. It is very slightly larger than the torr, which is defined as exactly 1/760 of an atmosphere — so 760 mmHg is 1.00000014 atm, not exactly 1.

Pounds per square inch to Millimetres of mercury table

Pounds per square inchMillimetres of mercury
1 psi51.71493 mmHg
2 psi103.4299 mmHg
5 psi258.5746 mmHg
10 psi517.1493 mmHg
15 psi775.7239 mmHg
20 psi1,034.299 mmHg
25 psi1,292.873 mmHg
28 psi1,448.018 mmHg
30 psi1,551.448 mmHg
32 psi1,654.878 mmHg
35 psi1,810.022 mmHg
40 psi2,068.597 mmHg
45 psi2,327.172 mmHg
50 psi2,585.746 mmHg
60 psi3,102.896 mmHg
80 psi4,137.194 mmHg
100 psi5,171.493 mmHg
500 psi25,857.46 mmHg
760 psi39,303.34 mmHg
1,000 psi51,714.93 mmHg
native ad unit

Other pressure conversions

Frequently asked questions

How many millimetres of mercury are in a pound per square inch?
One pound per square inch is 51.71493 millimetres of mercury. millimetres of mercury = pounds per square inch × 51.7149252.
How do I convert pounds per square inch to millimetres of mercury?
Multiply the number of pounds per square inch by 51.7149252. For example, 10 psi × 51.7149252 = 517.1493 mmHg.
What is the difference between pounds per square inch and millimetres of mercury?
Pound per square inch (psi) and Millimetre of mercury (mmHg) both measure pressure. Pressure units for tyres, weather and diving. Tyre placards are usually in psi or bar; barometers report in hPa or mmHg.
ad 300x250