How many pounds per square inch are in 1 millimeter of mercury?

1 millimeter of mercury equals 0.0193368 psi.

How do I convert pounds per square inch back to millimeters of mercury?

Use the reverse converter: 1 pound per square inch equals 51.7149 mmHg.

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert millimeters of mercury to pounds per square inch, multiply the value by 0.0193367775.

psi = mmHg × 0.0193367775

40 mmHg × 0.0193367775 = 0.7735 psi

Millimeter Of Mercury (mmHg): Used for blood pressure and vacuum measurement. About 133.322 pascals, from mercury barometers.
Pound Per Square Inch (psi): Used for tyre and industrial pressure in the US. About 6,894.757 pascals.

How do I convert millimeters of mercury to pounds per square inch?: To convert millimeters of mercury to pounds per square inch, multiply the value by 0.0193367775.
How many pounds per square inch are in 1 millimeter of mercury?: 1 millimeter of mercury equals 0.0193368 psi.
How many pounds per square inch are in 10 millimeters of mercury?: 10 mmHg equals 0.193368 psi.
How do I convert pounds per square inch back to millimeters of mercury?: Use the reverse converter: 1 pound per square inch equals 51.7149 mmHg.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.