Pressure Converter
Convert between pressure units
rate：1 psf = 0.00004788 MPa
Results in all units
42 psf| Unit | Symbol | Value |
|---|---|---|
| Metric | ||
| Pascals | Pa | 2,010.970877 |
| Kilopascals | kPa | 2.010971 |
| Megapascals | MPa | 0.002011 |
| Hectopascals | hPa | 20.109709 |
| Bars | bar | 0.02011 |
| Millibars | mbar | 20.109709 |
| Kilogram force/cm² | kgf/cm² | 0.020506 |
| Dynes/cm² | dyn/cm² | 20,109.708772 |
| Meteorological / Liquid column | ||
| Atmospheres | atm | 0.019847 |
| Millimeters of mercury | mmHg | 15.083522 |
| Inches of mercury | inHg | 0.593839 |
| Millimeters of water | mmH₂O | 205.061961 |
| Inches of water | inH₂O | 8.073306 |
| Imperial / US | ||
| Pounds force/in² | psi | 0.291667 |
| Kilopounds force/in² | ksi | 0.000292 |
| Pounds force/ft² | psf | 42 |
About Pressure Conversion
42 Pounds force/ft² equals 0.002011 Megapascals. The conversion rate is 1 psf = 0.00004788 MPa. You can switch to any other unit of this category above and see the result instantly.
This converter supports 16 units in total, including Pascals, Kilopascals, Megapascals, Hectopascals, and covers metric, imperial and Chinese traditional systems.
Pressure conversion is an important reference in mechanical engineering, meteorology, and medicine. When inflating car tires, gauges often show psi or bar; in repair shops, mechanics might use kg/cm² or kPa. Weather forecasts use hectopascals (hPa).
All values follow internationally accepted definitions and are rounded to the decimals you choose. The calculation runs entirely in your browser, so nothing is uploaded or stored on a server.
History & Background
In the 17th century, Torricelli conducted his famous mercury column experiment and invented the barometer. In the 19th century, the Industrial Revolution and steam engines created a need to measure steam pressure, leading to the "standard atmosphere (atm)."
Conversion Details
Pressure conversion is based on the pascal (Pa).
Common conversions: 1 atm = 101.325 kPa = 760 mmHg, 1 bar = 100 kPa ≈ 14.504 psi.