atm to MPa converter
1 standard atmosphere equals 0.101325 megapascals. Conversions use MPa = atm × 0.101325
atm → 0.101325 MPa
MPa = atm × 0.101325
Converter
Worked examples
- 1 atm = 0.101325 MPa
- 2 atm = 0.20265 MPa
- 5 atm = 0.506625 MPa
- 10 atm = 1.01325 MPa
- 100 atm = 10.1325 MPa
standard atmospheres to megapascals conversion table
| atm | MPa | Arithmetic |
|---|---|---|
| 1 atm | 0.101325 MPa | × 0.101325 |
| 2 atm | 0.20265 MPa | × 0.101325 |
| 3 atm | 0.303975 MPa | × 0.101325 |
| 4 atm | 0.4053 MPa | × 0.101325 |
| 5 atm | 0.506625 MPa | × 0.101325 |
| 6 atm | 0.60795 MPa | × 0.101325 |
| 8 atm | 0.8106 MPa | × 0.101325 |
| 10 atm | 1.01325 MPa | × 0.101325 |
| 12 atm | 1.2159 MPa | × 0.101325 |
| 15 atm | 1.519875 MPa | × 0.101325 |
| 20 atm | 2.0265 MPa | × 0.101325 |
| 25 atm | 2.533125 MPa | × 0.101325 |
| 30 atm | 3.03975 MPa | × 0.101325 |
| 40 atm | 4.053 MPa | × 0.101325 |
| 50 atm | 5.06625 MPa | × 0.101325 |
| 60 atm | 6.0795 MPa | × 0.101325 |
| 70 atm | 7.09275 MPa | × 0.101325 |
| 80 atm | 8.106 MPa | × 0.101325 |
| 90 atm | 9.11925 MPa | × 0.101325 |
| 100 atm | 10.1325 MPa | × 0.101325 |
How to convert atm to MPa
- Take your value in standard atmospheres.
- Multiply by 0.101325
- That is your answer in megapascals — no rounding needed until you choose a display precision.
Related conversions
MPa to atmkPa to MPabar to MPapsi to MPaatm to kPaatm to baratm to psiatm to mmHgatm to inHgall pressure units
Questions
How many megapascals in 1 standard atmosphere?
Exactly 0.101325 MPa. The factor follows from the definitions of both units, not from a measurement, so it is exact.
How do I convert atm to MPa?
Multiply the standard atmospheres figure by 0.101325 — or use the converter above, which updates as you type.
Is atm to MPa the same as MPa to atm?
No — they are inverses. One atm is 0.101325 MPa, while one MPa is 9.869233 atm.
What is 1 atm in MPa?
1 atm = 0.101325 MPa (see the value page for the full arithmetic).