Convert psi to inHg
Pounds per square inch to inches of mercury. Enter a value to convert, or use the psi to inHg chart further down the page.
1 pound per square inch equals 2.036020677 inches of mercury. Going the other way, 1 inch of mercury = 0.4911541475 pounds per square inch.
How to convert psi to inHg
To convert pounds per square inch to inches of mercury, multiply the pound per square inch value by 2.036020677. You can also divide by 0.4911541475 to get the same answer.
inHg = psi × 2.036020677
Worked example
Convert 15 psi to inches of mercury:
15 psi = 30.54031016 inHg
psi to inHg conversion chart
Use this psi to inHg table for quick reference without typing anything.
| pounds per square inch (psi) | inches of mercury (inHg) |
|---|---|
| 0.01 psi | 0.02036020677 inHg |
| 0.1 psi | 0.2036020677 inHg |
| 1 psi | 2.036020677 inHg |
| 2 psi | 4.072041355 inHg |
| 3 psi | 6.108062032 inHg |
| 5 psi | 10.18010339 inHg |
| 10 psi | 20.36020677 inHg |
| 20 psi | 40.72041355 inHg |
| 50 psi | 101.8010339 inHg |
| 100 psi | 203.6020677 inHg |
| 1,000 psi | 2,036.020677 inHg |
What is a pound per square inch?
One psi is one pound-force per square inch, about 6,894.76 pascals. It is the standard pressure unit for tyres and hydraulics in the US.
What is an inch of mercury?
An inch of mercury is about 3,386.39 pascals. Aircraft altimeters and US weather reports use it; the standard sea-level setting is 29.92 inHg.
Frequently asked questions
How many inHg are in a pound per square inch?
1 psi equals 2.036020677 inHg. Going the other way, 1 inHg is 0.4911541475 psi.
How do you convert psi to inHg?
To convert pounds per square inch to inches of mercury, multiply the pound per square inch value by 2.036020677. You can also divide by 0.4911541475 to get the same answer.
What is 10 psi in inHg?
10 psi equals 20.36020677 inHg. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert psi to other units
Convert other units to inHg
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