Convert inHg to kPa
Inches of mercury to kilopascals. Enter a value to convert, or use the inHg to kPa chart further down the page.
1 inch of mercury equals 3.38638864 kilopascals. Going the other way, 1 kilopascal = 0.295299833 inches of mercury.
How to convert inHg to kPa
To convert inches of mercury to kilopascals, multiply the inch of mercury value by 3.38638864. You can also divide by 0.295299833 to get the same answer.
kPa = inHg × 3.38638864
Worked example
Convert 15 inHg to kilopascals:
15 inHg = 50.79582961 kPa
inHg to kPa conversion chart
Use this inHg to kPa table for quick reference without typing anything.
| inches of mercury (inHg) | kilopascals (kPa) |
|---|---|
| 0.01 inHg | 0.0338638864 kPa |
| 0.1 inHg | 0.338638864 kPa |
| 1 inHg | 3.38638864 kPa |
| 2 inHg | 6.772777281 kPa |
| 3 inHg | 10.15916592 kPa |
| 5 inHg | 16.9319432 kPa |
| 10 inHg | 33.8638864 kPa |
| 20 inHg | 67.72777281 kPa |
| 50 inHg | 169.319432 kPa |
| 100 inHg | 338.638864 kPa |
| 1,000 inHg | 3,386.38864 kPa |
What is a 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.
What is a kilopascal?
A kilopascal is 1,000 pascals. It is the metric unit on tyre placards and in engineering specifications; standard atmospheric pressure is 101.325 kPa.
Frequently asked questions
How many kPa are in an inch of mercury?
1 inHg equals 3.38638864 kPa. Going the other way, 1 kPa is 0.295299833 inHg.
How do you convert inHg to kPa?
To convert inches of mercury to kilopascals, multiply the inch of mercury value by 3.38638864. You can also divide by 0.295299833 to get the same answer.
What is 10 inHg in kPa?
10 inHg equals 33.8638864 kPa. The conversion chart on this page lists the other values people look up most often.
Related pressure conversions
Convert inHg to other units
- kPa to inHg
- inHg to psi
- inHg to bar
- inHg to pascals
- inHg to atm
- inHg to mmHg
- inHg to torr
- inHg to millibars
Convert other units to kPa
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