Pounds per square inch → Millimeter of mercury (psi → mmHg)

psi to mmHg direct conversion page with calculator, reverse conversion and comparison table.

1 psi = 51.715095783142 mmHg
1 Pounds per square inch (psi) = 51.715095783142 Millimeter of mercury (mmHg).


swap converter

If you want to reverse convert, use Millimeter of mercury → Pounds per square inch. 1 mmHg = 0.019336713678214 psi. You can also explore the full Pressure converter page for more cross conversions.

Conversion formula

Pounds per square inch to Millimeter of mercury formula: value in mmHg = value in psi × 51.715095783142.

Millimeter of mercury to Pounds per square inch formula: value in psi = value in mmHg × 0.019336713678214.

How to convert Pounds per square inch to Millimeter of mercury

To convert Pounds per square inch to Millimeter of mercury, multiply the value in psi by 51.715095783142. This gives the result in mmHg.

For example, 1 psi = 51.715095783142 mmHg and 10 psi = 517.15095783142 mmHg.

What is Pounds per square inch?

Pounds per square inch (psi): Pressure in pounds-force per square inch, commonly marked on tyres and US equipment. 1 psi ≈ 6894.76 Pa.

What is Millimeter of mercury?

Millimeter of mercury (mmHg): A mercury-column pressure unit familiar from blood-pressure readings. 1 mmHg ≈ 133.322 Pa.

FAQ

How many millimeter of mercury are in 1 pounds per square inch?

There are 51.715095783142 mmHg in 1 psi.

Why can conversion results differ slightly?

Check the unit definition and rounding. US and imperial measures can differ; rounding intermediate values can also change the final digits.

How do I convert pounds per square inch to millimeter of mercury?

Multiply the value in psi by 51.715095783142 to get the value in mmHg.

Pounds per square inch → other Pressure units

Pounds per square inch → Millimeter of mercury Table

The table below shows common values from Pounds per square inch to Millimeter of mercury and the reverse direction for quick reference.

psimmHgRounded
1 psi51.715095783142 mmHg51.7151
2 psi103.43019156628 mmHg103.4302
3 psi155.14528734942 mmHg155.1453
4 psi206.86038313257 mmHg206.8604
5 psi258.57547891571 mmHg258.5755
10 psi517.15095783142 mmHg517.1510
12 psi620.5811493977 mmHg620.5811
15 psi775.72643674712 mmHg775.7264
20 psi1034.3019156628 mmHg1034.3019
25 psi1292.8773945785 mmHg1292.8774
30 psi1551.4528734942 mmHg1551.4529
40 psi2068.6038313257 mmHg2068.6038
50 psi2585.7547891571 mmHg2585.7548
75 psi3878.6321837356 mmHg3878.6322
100 psi5171.5095783142 mmHg5171.5096
200 psi10343.019156628 mmHg10343.0192
250 psi12928.773945785 mmHg12928.7739
500 psi25857.547891571 mmHg25857.5479
750 psi38786.321837356 mmHg38786.3218
1000 psi51715.095783142 mmHg51715.0958
2500 psi129287.73945785 mmHg129287.7395
5000 psi258575.47891571 mmHg258575.4789
10000 psi517150.95783142 mmHg517150.9578

Millimeter of mercury → Pounds per square inch Table

mmHgpsiRounded
1 mmHg0.019336713678214 psi0.0193
2 mmHg0.038673427356427 psi0.0387
3 mmHg0.058010141034641 psi0.0580
4 mmHg0.077346854712854 psi0.0773
5 mmHg0.096683568391068 psi0.0967
10 mmHg0.19336713678214 psi0.1934
12 mmHg0.23204056413856 psi0.2320
15 mmHg0.2900507051732 psi0.2901
20 mmHg0.38673427356427 psi0.3867
25 mmHg0.48341784195534 psi0.4834
30 mmHg0.58010141034641 psi0.5801
40 mmHg0.77346854712854 psi0.7735
50 mmHg0.96683568391068 psi0.9668
75 mmHg1.450253525866 psi1.4503
100 mmHg1.9336713678214 psi1.9337
200 mmHg3.8673427356427 psi3.8673
250 mmHg4.8341784195534 psi4.8342
500 mmHg9.6683568391068 psi9.6684
750 mmHg14.50253525866 psi14.5025
1000 mmHg19.336713678214 psi19.3367
2500 mmHg48.341784195534 psi48.3418
5000 mmHg96.683568391068 psi96.6836
10000 mmHg193.36713678214 psi193.3671

Millimeter of mercury → Pounds per square inch

The reverse value is 1 mmHg = 0.019336713678214 psi.