Millibar (mbar) to Megapascals (MPa) Conversion
Millibar
The millibar (mbar) is a unit of pressure equal to one thousandth of a bar (100 Pa). It is the standard unit for atmospheric pressure in meteorology: standard atmospheric pressure is 1,013.25 mbar, and weather maps plot isobars (lines of equal pressure) in millibars or hectopascals (1 hPa = 1 mbar). The eye of a powerful hurricane can have a central pressure below 900 mbar, while high-pressure systems typically exceed 1,020 mbar.
Megapascals
The megapascal (MPa) is a unit of pressure equal to exactly 1,000,000 pascals (10⁶ Pa) and is the standard unit for expressing material strength, hydraulic system pressure, and structural loading in engineering. The tensile strength of structural steel is approximately 400–600 MPa; high-strength carbon fibre composites can exceed 3,500 MPa. Hydraulic systems in heavy machinery operate at 20–70 MPa. In geology, lithostatic pressure in the Earth's crust is measured in MPa and GPa.
| Millibar (mbar) | Megapascals (MPa) |
|---|---|
| 0.1 mbar | 1.0E-5 MPa |
| 1 mbar | 0.0001 MPa |
| 2 mbar | 0.0002 MPa |
| 3 mbar | 0.0003 MPa |
| 5 mbar | 0.0005 MPa |
| 10 mbar | 0.001 MPa |
| 20 mbar | 0.002 MPa |
| 30 mbar | 0.003 MPa |
| 50 mbar | 0.005 MPa |
| 100 mbar | 0.01 MPa |
| 1000 mbar | 0.1 MPa |