# Centimeter of mercury conversions

pressure conversions » centimeter of mercury conversionsThe online converter calculator on this page allows you to select the pressure/stress measurement unit you want to convert to starting from centimeters of mercury (cmHg). To make a conversion starting from a unit of pressure other than centimeter of mercury, simply click on the "Reset" button.

## What is centimeter of mercury?

### Definition:

The centimetre of mercury is a unit of pressure equal to 1,333.224 pascals (1 cmHg = 1,333.224 Pa), the SI derived unit of pressure. It is also equal to 13.33224 hectopascals (hPa), or 1.333224 kilopascals (kPa), or about 0.0131578947 atmospheres (atm), or 0.0133322368 bars (bar), or 10 millimeters of mercury at 0 °C (mmHg), or 5.3524 inches of water at 4 °C (inH2O), or 0.193368 pounds per square inch (psi), or 27.8449556 pounds per square foot (psf) or 10 torr (Torr).

The centimeters of mercury is the pressure applied by a column of mercury one centimeter high at 0 °C in a gravitational field.

*Notes:*

(i) The SI is an abbreviation for the International System of Units

(ii) The density of mercury at 0 °C is approximately 13.5951 g/cm3

(iii) According to the General Conference on Weight and Measures, the standard gravity is 9.80665 m/s² (or 32.1740 ft/s²)

### Symbol:

cmHg

### Plural:

centimeters of mercury

### Also known as:

centimeter of mercury (plural: centimeters of mercury, US spelling), centiHg

Below you can find a comprehensive list with conversions from centimeters of mercury to other (metric, imperial, or customary) pressure and stress measurement units.