Meter of water column.
Meter of waters to mmHgs Converter — mH2O to mmHg
Convert Meter of water (mH2O) to mmHg (mmHg) using the exact conversion factor (1 meter of water = 73.55591353 mmhg). See the formula, worked examples, and conversion table.
Meter of waters to mmHgs converter
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Millimeters of mercury at standard gravity.
Result = input x 9806.65 / 133.3223874.
Stress Pressure units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Meter of waters to mmHgs
Meter of water and mmHg both measure a quantity used in structural or mechanical engineering — commonly stress, pressure, force, torque, power, or energy — where converting between the unit conventions used in different regions, industries, or equipment specifications is a routine part of design work. Specifically: Meter of water column, and millimeters of mercury at standard gravity.
Formula
mmhgs = meter of waters × 73.5559135277
This factor comes from each unit's defined relationship to the category's base unit: 1 meter of water equals 9806.65 base units, and 1 mmhg equals 133.322387415 base units, so dividing one by the other gives the direct meter of water-to-mmhg factor of 73.5559135277.
Simple example
1 mH2O × 73.55591353 = 73.55591353 mmHg
1 meter of water = 73.55591353 mmhgs.
Real-world example
100 mH2O × 73.55591353 = 7,355.591353 mmHg
100 meter of waters = 7,355.591353 mmhgs.
Conversion table
| Meter of water (mH2O) | mmHg (mmHg) |
|---|---|
| 1 mH2O | 73.55591353 mmHg |
| 10 mH2O | 735.5591353 mmHg |
| 50 mH2O | 3,677.795676 mmHg |
| 100 mH2O | 7,355.591353 mmHg |
| 500 mH2O | 36,777.95676 mmHg |
| 1,000 mH2O | 73,555.91353 mmHg |
Reverse conversion: mmHg to Meter of water
73.55591353 mmHg × 0.0135951 = 1 mH2O
73.55591353 mmhgs = 1 meter of waters.
meter of waters = mmhgs × 0.0135951
For a page dedicated to this direction, see mmHg to Meter of water.
Understanding the Meter of water (mH2O)
Meter of water column.
Understanding the mmHg (mmHg)
Millimeters of mercury at standard gravity.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many mmhgs are in 1 meter of water?
1 meter of water equals 73.55591353 mmhgs, using the exact defined conversion factor rather than an estimate.
How do I convert meter of water to mmhg?
Multiply the meter of water value by 73.55591353. The converter above does this instantly to whatever precision you set.
How do I convert mmhg back to meter of water?
Use the reverse factor: 1 mmhg equals 0.0135951 meter of waters. You can also use the swap control in the converter above to flip the direction instantly.
What is a meter of water?
Meter of water (mH2O) is a unit of engineering.
What is a mmhg?
mmHg (mmHg) is a unit of engineering.
Is the meter of water to mmhg conversion exact?
Yes. Both meter of water and mmhg are defined by fixed standards rather than physical artifacts, so the factor of 73.55591353 used above is exact to as many digits as you choose to display.
Why do engineering unit conventions vary so much by region and industry?
Pressure, force, and stress can be expressed in metric (pascal, newton), US customary (psi, pound-force), or older and industry-specific units (atmosphere, torr, kip) depending on the country, industry, and even the equipment manufacturer, which is why engineers routinely need to convert between them when working across specs from different sources.