Meter of water column.
Meter of waters to inHgs Converter — mH2O to inHg
Convert Meter of water (mH2O) to inHg (inHg) using the exact conversion factor (1 meter of water = 2.8959018 inhg). See the formula, worked examples, and conversion table.
Meter of waters to inHgs 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.
Inches of mercury.
Result = input x 9806.65 / 3386.389.
Stress Pressure units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Meter of waters to inHgs
Meter of water and inHg 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 inches of mercury.
Formula
inhgs = meter of waters × 2.89590179982
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 inhg equals 3386.389 base units, so dividing one by the other gives the direct meter of water-to-inhg factor of 2.89590179982.
Simple example
1 mH2O × 2.8959018 = 2.8959018 inHg
1 meter of water = 2.8959018 inhgs.
Real-world example
100 mH2O × 2.8959018 = 289.59018 inHg
100 meter of waters = 289.59018 inhgs.
Conversion table
| Meter of water (mH2O) | inHg (inHg) |
|---|---|
| 1 mH2O | 2.8959018 inHg |
| 10 mH2O | 28.959018 inHg |
| 50 mH2O | 144.79509 inHg |
| 100 mH2O | 289.59018 inHg |
| 500 mH2O | 1,447.9509 inHg |
| 1,000 mH2O | 2,895.9018 inHg |
Reverse conversion: inHg to Meter of water
2.8959018 inHg × 0.3453155767 = 1 mH2O
2.8959018 inhgs = 1 meter of waters.
meter of waters = inhgs × 0.345315576675
For a page dedicated to this direction, see inHg to Meter of water.
Understanding the Meter of water (mH2O)
Meter of water column.
Understanding the inHg (inHg)
Inches of mercury.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many inhgs are in 1 meter of water?
1 meter of water equals 2.8959018 inhgs, using the exact defined conversion factor rather than an estimate.
How do I convert meter of water to inhg?
Multiply the meter of water value by 2.8959018. The converter above does this instantly to whatever precision you set.
How do I convert inhg back to meter of water?
Use the reverse factor: 1 inhg equals 0.3453155767 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 inhg?
inHg (inHg) is a unit of engineering.
Is the meter of water to inhg conversion exact?
Yes. Both meter of water and inhg are defined by fixed standards rather than physical artifacts, so the factor of 2.8959018 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.