Pressure & stress
Pressure, material stress and fluid head.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert megapascal (MPa) to inch of water, conventional (inH₂O). Enter a value for an instant result, or use the examples and reverse conversion below.
Pressure, material stress and fluid head.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a megapascal value to calculate inch of water, conventional with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| pascalfrom MPa | Pa | 1000000 |
| hectopascalfrom MPa | hPa | 10000 |
| kilopascalfrom MPa | kPa | 1000 |
| megapascalfrom MPa | MPa | 1 |
| gigapascalfrom MPa | GPa | 0.001 |
| millibarfrom MPa | mbar | 10000 |
| barfrom MPa | bar | 10 |
| standard atmospherefrom MPa | atm | 9.86923 |
| torrfrom MPa | Torr | 7500.62 |
| millimetre of mercuryfrom MPa | mmHg | 7500.62 |
| inch of mercury, conventionalfrom MPa | inHg | 295.3 |
| millimetre of water, conventionalfrom MPa | mmH₂O | 101972 |
| inch of water, conventionalfrom MPa | inH₂O | 4014.63 |
| pound-force per square footfrom MPa | psf | 20885.4 |
| pound-force per square inchfrom MPa | psi | 145.038 |
| kilopound-force per square inchfrom MPa | ksi | 0.145038 |
| kilogram-force per square centimetrefrom MPa | kgf/cm² | 10.1972 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Megapascal (MPa) and inch of water, conventional (inH₂O) are units of pressure & stress. Use this page to convert in either direction.
| Megapascal (MPa) | Inch Of Water, Conventional (inH₂O) |
|---|---|
| 1 MPa | 4014.63 inH₂O |
| 5 MPa | 20073.2 inH₂O |
| 10 MPa | 40146.3 inH₂O |
| 100 MPa | 401463 inH₂O |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
inH₂O to MPa (inch of water, conventional to megapascal)