Convert Megapascals to Millibars
1 megapascal (MPa) equals 10000 millibars (mbar).
1 MPa = 10000 mbar
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk megapascal to millibar converter to paste a column from Excel.
How to Convert Megapascal to Millibar
- 1 MPa = 10000 mbar
- 1 mbar = 0.0001 MPa
- Example: convert 15 MPa to mbar: 15 MPa = 15 × 10000 mbar = 150000 mbar
Formula
mbar = MPa × 10000
Derivation from SI units:
- 1 MPa = 10⁶ Pa = 1 N/mm²
- 1 mbar = 10⁻³ bar = 100 Pa = 1 hPa
- 1 MPa = 1000000 Pa ÷ 100 Pa per mbar = 10000 mbar
Both units are defined exactly, so the factor is exact. Megapascal definition: megapascal; Millibar definition: millibar.
Worked examples
- A reading of 2 MPa converts to 20000 mbar.
2 MPa × 10000 = 20000 mbar - A value of 30 MPa is 300000 mbar.
30 MPa × 10000 = 300000 mbar
Megapascal to Millibar conversion table
| Megapascals (MPa) | Millibars (mbar) |
|---|---|
| 0.01 MPa | 100 mbar |
| 0.05 MPa | 500 mbar |
| 0.1 MPa | 1000 mbar |
| 0.2 MPa | 2000 mbar |
| 0.5 MPa | 5000 mbar |
| 0.7 MPa | 7000 mbar |
| 1 MPa | 10000 mbar |
| 1.5 MPa | 15000 mbar |
| 2 MPa | 20000 mbar |
| 2.5 MPa | 25000 mbar |
| 5 MPa | 50000 mbar |
| 7 MPa | 70000 mbar |
| 10 MPa | 100000 mbar |
| 15 MPa | 150000 mbar |
| 20 MPa | 200000 mbar |
| 25 MPa | 250000 mbar |
| 30 MPa | 300000 mbar |
| 40 MPa | 400000 mbar |
| 50 MPa | 500000 mbar |
| 70 MPa | 700000 mbar |
| 100 MPa | 1000000 mbar |
| 200 MPa | 2000000 mbar |
| 250 MPa | 2500000 mbar |
| 355 MPa | 3550000 mbar |
| 500 MPa | 5000000 mbar |
Where it's used
Megapascals are used for concrete compressive strength (typically 20–50 MPa), while millibars appear in weather maps and barometers (sea level ≈ 1013 mbar). Both measure pressure, stress and differential pressure (force per unit area), so the conversion is a fixed factor.
Megapascal to other pressure units
| Conversion | 1 MPa equals |
|---|---|
| megapascal to pascal | 1000000 Pa |
| megapascal to kilopascal | 1000 kPa |
| megapascal to psi | 145.0377377 psi |
| megapascal to bar | 10 bar |
| megapascal to millibar | 10000 mbar |
| megapascal to decibar | 100 dbar |
| megapascal to torr | 7500.616827 Torr |
| megapascal to millimeter of mercury | 7500.615758 mmHg |
| megapascal to millimeter of water | 101971.6213 mmH₂O |
| megapascal to centimeter of water | 10197.16213 cmH₂O |
| megapascal to inch of water | 4014.63076 inH₂O |
| megapascal to inch of water (60 °F) | 4018.64652 inH₂O (60 °F) |
| megapascal to inch of mercury | 295.299833 inHg |
| megapascal to atmosphere | 9.869232667 atm |
| megapascal to barye | 10000000 Ba |
Frequently asked questions
How many millibars are in 1 megapascal?
1 MPa = 10000 mbar.
How do I convert megapascals to millibars?
Multiply the value in MPa by 10000. For example, 15 MPa × 10000 = 150000 mbar.
Is the MPa to mbar conversion exact?
Yes. Both units are defined exactly, and 1 MPa is exactly 10000 mbar.
Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures , Table 7, SI prefixes.
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "millibar".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Megapascals to Millibars. Retrieved October 17, 2026, from https://scientificconverters.com/pressure/megapascal-to-millibar/
IEEE
Scientific Converters, "Convert Megapascals to Millibars," scientificconverters.com. Accessed: Oct. 17, 2026. [Online]. Available: https://scientificconverters.com/pressure/megapascal-to-millibar/