inHg to PSI
1 inHg = 0.4911541518 PSI
0.4911541518
About these units
inHg
The inch of mercury equals about 3,386 pascals and is used in US weather reports and aviation for atmospheric pressure.
PSI
Pounds per square inch is the common pressure unit in the US, used for tires, gas, and plumbing. Car tires run around 32 psi.
Conversion formula
To convert inHg to PSI, multiply the value by 0.4911541518.
Quick reference
| inHg | PSI |
|---|---|
| 1 | 0.4911541518 |
| 2 | 0.9823083037 |
| 5 | 2.455770759 |
| 10 | 4.911541518 |
| 100 | 49.11541518 |
Frequently asked questions
- How many PSI are in one inHg?
- 1 inHg = 0.4911541518 PSI.
- How many inHg are in one PSI?
- 1 PSI = 2.036020659 inHg.
Related tools
N
Force
Convert between newtons, kilonewtons, pounds-force, dynes, and kilograms-force.
kg/m³
Density
Convert between kg/m³, g/cm³, g/mL, lb/ft³, lb/gal, and oz/in³.
°C
Temperature
Convert between Celsius, Fahrenheit, and Kelvin.
J
Energy
Convert between joules, calories, kilocalories, kilowatt-hours, BTU, and electronvolts.