How to convert pounds per square inch to inches of mercury
inHg = psi × 2.036020677Multiply the value in pounds per square inch by 2.036020677. To go the other way, multiply by 0.4911541475 (or divide by 2.036020677).
A pound per square inch is larger than an inch of mercury: one pound per square inch contains 2.036020677 inches of mercury.
Worked examples
- 1 pound per square inch1 psi × 2.036020677 = 2.036020677 inHg
- 5 pounds per square inch5 psi × 2.036020677 = 10.18010339 inHg
- 10 pounds per square inch10 psi × 2.036020677 = 20.36020677 inHg
- 20 pounds per square inch20 psi × 2.036020677 = 40.72041355 inHg
- 100 pounds per square inch100 psi × 2.036020677 = 203.6020677 inHg
Pounds per square inch to inches of mercury conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Pounds per square inch (psi) | Inches of mercury (inHg) |
|---|---|
| 0.1 psi | 0.20360207 inHg |
| 0.25 psi | 0.50900517 inHg |
| 0.5 psi | 1.0180103 inHg |
| 1 psi | 2.0360207 inHg |
| 2 psi | 4.0720414 inHg |
| 3 psi | 6.108062 inHg |
| 4 psi | 8.1440827 inHg |
| 5 psi | 10.180103 inHg |
| 6 psi | 12.216124 inHg |
| 7 psi | 14.252145 inHg |
| 8 psi | 16.288165 inHg |
| 9 psi | 18.324186 inHg |
| 10 psi | 20.360207 inHg |
| Pounds per square inch (psi) | Inches of mercury (inHg) |
|---|---|
| 12 psi | 24.432248 inHg |
| 15 psi | 30.54031 inHg |
| 20 psi | 40.720414 inHg |
| 25 psi | 50.900517 inHg |
| 30 psi | 61.08062 inHg |
| 40 psi | 81.440827 inHg |
| 50 psi | 101.80103 inHg |
| 75 psi | 152.70155 inHg |
| 100 psi | 203.60207 inHg |
| 250 psi | 509.00517 inHg |
| 500 psi | 1,018.0103 inHg |
| 1,000 psi | 2,036.0207 inHg |
About the units
Pound per square inch (psi)
One pound-force per square inch, about 6,894.76 Pa. US tire, air-compressor and hydraulic pressures are given in psi. One pound per square inch equals 6,894.757293 pascals (Pa).
Inch of mercury (inHg)
About 3,386.39 Pa. US weather reports and aircraft altimeters use inches of mercury (standard is 29.92 inHg). One inch of mercury equals 3,386.38864 pascals (Pa).
Frequently asked questions
How many inches of mercury are in one pound per square inch?
There are 2.036020677 inches of mercury in one pound per square inch, and this value is exact by definition.
How do I convert pounds per square inch to inches of mercury?
Multiply the number of pounds per square inch by 2.036020677. For example, 10 psi × 2.036020677 = 20.36020677 inHg.
How many pounds per square inch are in one inch of mercury?
One inch of mercury equals 0.4911541475 pounds per square inch. That is the reverse factor, 1 ÷ 2.036020677.
What is 10 pounds per square inch in inches of mercury?
10 psi = 20.36020677 inHg.
Is this psi to inHg converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.
Convert pounds per square inch to other units
- Pounds per square inch to bars
- Pounds per square inch to kilopascals
- Pounds per square inch to atmospheres
- Pounds per square inch to millimeters of mercury
- Pounds per square inch to pascals
- Pounds per square inch to megapascals
- Pounds per square inch to hectopascals
- Pounds per square inch to millibars
- Pounds per square inch to torrs
- Pounds per square inch to inches of water
- Pounds per square inch to kilopounds per square inch
Convert other units to inches of mercury
- Pascals to inches of mercury
- Kilopascals to inches of mercury
- Megapascals to inches of mercury
- Hectopascals to inches of mercury
- Bars to inches of mercury
- Millibars to inches of mercury
- Atmospheres to inches of mercury
- Torrs to inches of mercury
- Millimeters of mercury to inches of mercury
- Inches of water to inches of mercury
- Kilopounds per square inch to inches of mercury