How to Convert PSI to Millibars
To convert psi to millibars, multiply the value by 68.9476.
The Formula
Millibars = PSI × 68.9476
Key Fact
1 pound per square inch = 68.9476 millibars
Tip: To convert millibars back to psi, divide by 68.9476.
PSI to Millibars
Convert psi (psi) to millibars (mbar) with formulas, examples, and conversion tables.
psi
mbar
1 psi = 68.9476 mbar
Full precision:68.9476 mbar
Step-by-Step Solution
To convert 1 psi to millibars, we multiply by 68.9476 because one pound per square inch equals exactly 68.9476 millibars.
1 pound per square inch = 68.9476 millibars
Since each pound per square inch contains 68.9476 millibars, we multiply our value by this factor:
1 × 68.9476 = 68.9476 millibars
So 1 psi = 68.9476 millibars.
Quick check: 68.9476 ÷ 68.9476 = 1 psi
Example Conversions
Example 1: 1 psi = 68.9476 mbar
1 × 68.9476 = 68.9476
1 × 68.9476 = 68.9476
Example 2: 5 psi = 344.738 mbar
5 × 68.9476 = 344.738
5 × 68.9476 = 344.738
Example 3: 10 psi = 689.476 mbar
10 × 68.9476 = 689.476
10 × 68.9476 = 689.476
PSI to Millibars Table
| PSI | Millibars |
|---|---|
| 1 psi | 68.9476 mbar |
| 2 psi | 137.895 mbar |
| 5 psi | 344.738 mbar |
| 10 psi | 689.476 mbar |
| 20 psi | 1378.95 mbar |
| 25 psi | 1723.69 mbar |
| 50 psi | 3447.38 mbar |
| 100 psi | 6894.76 mbar |
| 250 psi | 17236.9 mbar |
| 500 psi | 34473.8 mbar |
| 1000 psi | 68947.6 mbar |
1 Pound per Square Inch in Other Units
| Unit | 1 psi = |
|---|---|
| PSI to Pascals | 6894.76 Pa |
| PSI to kPa | 6.8948 kPa |
| PSI to MPa | 0.006895 MPa |
| PSI to Hectopascals | 68.9476 hPa |
| PSI to Bar | 0.068948 bar |
| PSI to Millibars | 68.9476 mbar |
| PSI to PSF | 144 psf |
| PSI to Atmospheres | 0.068046 atm |
| PSI to Torr | 51.7151 Torr |
| PSI to mmHg | 51.7151 mmHg |
| PSI to inHg | 2.036 inHg |