Table of Contents

## How do you convert mmHg to PSI?

A millimetres of mercury column pressure value can be displayed in pounds per square inch pressure units with the following conversion factor:

- 1 psi = 6,894.76 pascals (Pa)
- 1 mmHg = 133.322 pascals (Pa)
- psi value x 6,894.76 Pa = mmHg value x 133.322 Pa.
- psi value = mmHg value / 51.7149.

## Is HG the same as PSI?

It is used for barometric pressure in weather reports, refrigeration and aviation in the United States. In older literature, an “inch of mercury” is based on the height of a column of mercury at 60 °F (15.6 °C). In Imperial units: 1 inHg60 °F = 0.489 771 psi, or 2.041 771 inHg60 °F = 1 psi.

## How do you calculate pressure in psig?

To convert psi to psig, you add atmospheric pressure to the psig value. Atmospheric pressure is 101,325 pascals, or 101,325 newtons per square meter. Divide 101,325 by 1,550, which is the number of square inches in a square meter: 101,325 ÷ 1,550 = 65.37. This is atmospheric pressure in newtons per square inch.

## How do you convert psia to psig?

The formulas used to describe the relationship are: PSIA = PSIG + 1 atm and PSIG = PSIA – 1 atm, where atm is atmospheric pressure….There are 3 different ways to look at PSI:

- PSI. PSI stands for pounds per square inch, and it’s the measure of air force delivered by the air compressors.
- PSIA.
- PSIG.

## How do you convert inHg to mmHg?

mmHg value = inHg value x 25.4 1 inch = 25.4 mm.

## Which unit of pressure is equivalent to mmHg?

torr

Pressure Units and Conversion An equivalent unit to the mmHg is called the torr, in honor of the inventor of the barometer, Evangelista Torricelli. The pascal (Pa) is the standard unit of pressure. A pascal is a very small amount of pressure, so the more useful unit for everyday gas pressures is the kilopascal (kPa).

## How many PSI is a manometer reading of 12 inches Hg?

101.3 psi… Get solutionsGet solutions Get solutions done loading Looking for the textbook? Convert a manometer reading of 12 inches Hg into pounds per square inch (psi).

## How many PSI is a perfect vacuum?

14.7 PSI

What is Considered a High Vacuum? Any negative pressure significantly below standard atmospheric pressure (760 Torr/mmHg, 29.9 inHg or 14.7 PSI) is considered a vacuum.

## What does the G in psig mean?

PSIG Definition: PSIG stands for pounds per square inch gauge. Gauge pressure is pressure relative to atmospheric pressure. Gauge pressure is what most gauges on your oilfield valves and equipment will show.

## How do you find pressure when given mass and area?

Pressure and force are related, and so you can calculate one if you know the other by using the physics equation, P = F/A. Because pressure is force divided by area, its meter-kilogram-second (MKS) units are newtons per square meter, or N/m2.

## What is the difference between PSIA and PSIG readings?

PSIA is a unit for pressure measured relative to a full vacuum. Its referred to as pounds per square inch absolute. PSIG is one of the most common used and referenced forms of pressure. PSIG is the measurement of pressure relative to ambient atmospheric pressure and is quantified in pounds per square inch gauge.

## What is the full form of PSIG?

Pound-force per square inch

Pound-force per square inch/Full name

## How do you convert mm Hg to Psi?

The easiest way is to use the standard 1 atmosphere as a conversion factor. 760 mm Hg = 1 atm. 14.7 psi = 1 atm. Therefore, 760 mm Hg = 14.7 psi. Dividing both sides of the equation by 760, you get 1 mm Hg = 0.019 psi.

## Is mmHg and Torr the same thing?

Torr and mmHg are different pressure units but the difference is very low (about 0.000015%) and they are treated as the same pressure unit in most applications. Torr is used in physics and engineering and mmHg is commonly used in measuring the blood pressure.

## Is mm Hg the same as Torr?

mmHg stands for millimeters of mercury. mmHg is a manometric unit of pressure, which is almost identical to 1 Torr. In SI units, 1 mmgH = 133.3 Pa. The standard atmospheric pressure is 760 mmHg.

## How many mmHg is equal to 1 atmosphere?

›› Quick conversion chart of mm Hg to atmosphere. 1 mm Hg to atmosphere = 0.00132 atmosphere . 10 mm Hg to atmosphere = 0.01316 atmosphere. 50 mm Hg to atmosphere = 0.06579 atmosphere. 100 mm Hg to atmosphere = 0.13158 atmosphere. 200 mm Hg to atmosphere = 0.26316 atmosphere. 500 mm Hg to atmosphere = 0.65789 atmosphere