Convert millimeter of mercury to pound per square inch
1 mmHg = 0.01933677746 psi
1 mmHg = 0.019337 psi
1 mmHg in every pressure unit
| microbar | 1,333.2 μbar |
| barye | 1,333.2 Ba |
| millitorr | 1,000 mTorr |
| pascal | 133.32 Pa |
| millimeter of water column | 13.595 mmH₂O |
| pound per square foot | 2.7845 lb/ft² |
| centimeter of water column | 1.3595 cmH₂O |
| hectopascal | 1.3332 hPa |
| millibar | 1.3332 mbar |
| torr | 1 Torr |
| millimeter of mercury | 1 mmHg |
| inch of water column | 0.53524 in w.g. |
| kilopascal | 0.13332 kPa |
| foot of water column | 0.044603 ft H₂O |
| inch of mercury | 0.03937 inHg |
| pound per square inch | 0.019337 psi |
| meter of water column | 0.013595 m H₂O |
| decibar | 0.013332 dbar |
| kilogram-force per square centimeter | 0.0013595 kgf/cm² |
| bar | 0.0013332 bar |
| atmosphere | 0.0013158 atm |
| megapascal | 0.00013332 MPa |
| kip per square inch | 0.000019337 ksi |
| gigapascal | 1.3332e-07 GPa |
| million pounds per square inch | 1.9337e-08 Mpsi |
How the conversion works
Multiply by 0.01933677746 to go from millimeter of mercury to pound per square inch, or divide by it to go back. Every conversion on this site routes through the SI value (Pa) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? pound per square inch to millimeter of mercury — 1 psi = 51.7149252 mmHg.
millimeter of mercury to pound per square inch — common values
| 1 mmHg | 0.019336777 psi |
| 2 mmHg | 0.038673555 psi |
| 3 mmHg | 0.058010332 psi |
| 5 mmHg | 0.096683887 psi |
| 10 mmHg | 0.19336777 psi |
| 15 mmHg | 0.29005166 psi |
| 20 mmHg | 0.38673555 psi |
| 25 mmHg | 0.48341944 psi |
| 50 mmHg | 0.96683887 psi |
| 75 mmHg | 1.4502583 psi |
| 100 mmHg | 1.9336777 psi |
| 250 mmHg | 4.8341944 psi |
| 500 mmHg | 9.6683887 psi |
| 1000 mmHg | 19.336777 psi |