Convert pressure units — pascal, PSI, bar, atmosphere, torr, mmHg and more.
| Unit | Name | Value |
|---|---|---|
| 0.001 mbar | 1e-07 MPa | |
| 0.01 mbar | 1e-06 MPa | |
| 0.1 mbar | 1e-05 MPa | |
| 1 mbar | 0.0001 MPa | |
| 5 mbar | 0.0005 MPa | |
| 10 mbar | 0.001 MPa | |
| 50 mbar | 0.005 MPa | |
| 100 mbar | 0.01 MPa | |
| 1000 mbar | 0.1 MPa |
Formula: Megapascal = Millibar × 0.0001
Multiply any millibar value by 0.0001 to get megapascal.
Reverse: Millibar = Megapascal × 1e+04
Common millibar values — factor: 1 mbar = 0.0001 MPa
| Millibar (mbar) | Megapascal (MPa) | Context |
|---|---|---|
| 1 mbar | 0.0001 MPa | 0.1 kPa / light wind |
| 10 mbar | 0.001 MPa | 1 kPa |
| 100 mbar | 0.01 MPa | 10 kPa |
| 500 mbar | 0.05 MPa | 0.5 bar |
| 1,013 mbar | 0.1013 MPa | 1 atm / sea level |
| 2,000 mbar | 0.2 MPa | 2 bar |
| 5,000 mbar | 0.5 MPa | 5 bar |
| 1e+04 mbar | 1 MPa | 10 bar |
| 100,000 mbar | 10 MPa | 100 bar |
| 1,000,000 mbar | 100 MPa | 1,000 bar |
| 68.95 mbar | 0.006895 MPa | 1 psi |
| 1.333 mbar | 0.0001333 MPa | 1 mmHg |
| 33.86 mbar | 0.003386 MPa | 1 inHg |
| 980.7 mbar | 0.09807 MPa | 1 kgf/cm² |
| 10,000,000 mbar | 1,000 MPa | 10,000 bar |
1 mbar = 0.0001 MPa. Memorize for instant estimates.
Use 0.0001 as a quick mental multiplier.
Multiply result by 1e+04 to recover the original mbar value.
Specifies concrete compressive strength (20–50 MPa) and steel yield strength (250–550 MPa).
Measures tensile strength, hardness, and fracture toughness in MPa.
Designs high-pressure hydraulic systems (20–35 MPa) for heavy machinery.
Calculates rock strength and in-situ stress states in MPa.
Specifies wellbore pressure, reservoir pressure, and fracture gradients in MPa.
Sets cutting pressure (200–600 MPa) for precision cutting applications.
The millibar (mbar) equals 0.001 bar or 100 pascals, and is numerically identical to the hectopascal (hPa). It became the standard unit for surface pressure in international meteorology in the 20th century.
Weather maps and forecasts worldwide use millibars or hectopascals for surface pressure. Standard sea-level pressure is 1013.25 mbar. Hurricanes and typhoons are characterized by very low central pressures — Hurricane Patricia (2015) reached 872 mbar.
Interesting fact: A 1 mbar pressure difference over 111 km (1° latitude) drives a wind of approximately 1 m/s in mid-latitudes, which is why steep pressure gradients produce strong winds.
The megapascal (MPa) equals 1,000,000 pascals (1,000 kPa) and is the standard unit for high-pressure engineering applications including hydraulics, structural materials, and industrial processes.
Steel has a tensile strength of about 400–550 MPa; concrete compressive strength is typically 20–40 MPa. Hydraulic systems in heavy machinery operate at 20–35 MPa. Water jet cutting uses pressures up to 600 MPa.
Interesting fact: The deepest point in the ocean (Mariana Trench, ~11,000 m) has a pressure of about 110 MPa — over 1,000 times atmospheric pressure.
Converting millibar to megapascal is a common task in engineering, medicine, meteorology, and science. Different industries and countries use different pressure units — PSI in the US, bar in Europe, mmHg in medicine, and pascals in physics — making accurate conversion essential for cross-disciplinary work.
Quick reference: 5 mbar = 0.0005 MPa and 10 mbar = 0.001 MPa. For the reverse: 1 MPa = 1e+04 mbar. The exact factor is 1 mbar = 0.0001 MPa.
All conversions use IEEE 754 double-precision arithmetic, accurate to at least 8 significant figures.