Millipascals to Gigapascals Converter
Enter the pressure in millipascals below to convert it to gigapascals.
Convert Millipascals to Gigapascals
Enter a value in millipascals (mPa) to convert to gigapascals (GPa).
Millipascal to Gigapascal Conversion Table
Table showing various millipascal measurements converted to gigapascals. Click any preset value or arrow to load it into the converter.
| Millipascals (mPa) | Gigapascals (GPa) |
|---|---|
| 1 mPa | 1e-12 GPa |
| 10 mPa | 1e-11 GPa |
| 100 mPa | 1e-10 GPa |
| 1,000 mPa | 1e-9 GPa |
| 10,000 mPa | 0.00000001 GPa |
| 100,000 mPa | 0.0000001 GPa |
| 1,000,000 mPa | 0.000001 GPa |
| 5,000,000 mPa | 0.000005 GPa |
| 10,000,000 mPa | 0.00001 GPa |
| 25,400,000 mPa | 0.0000254 GPa |
How to Convert Millipascals to Gigapascals
To convert millipascals to gigapascals, multiply the pressure by the following conversion ratio: 1e-12 gigapascals/millipascal.
Since one millipascal is equal to 1e-12 gigapascals, you can use this simple formula to convert:
The pressure in gigapascals is equal to the pressure in millipascals multiplied by 1e-12.
For example, here's how to convert 5 millipascals to gigapascals using the formula above.
How Many Gigapascals Are in a Millipascal?
There are 1e-12 gigapascals in a millipascal, which is why we use this value in the formula above.
Our millipascal to gigapascal calculator automatically converts your pressure measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
Millipascals and gigapascals are both units used to measure pressure. Keep reading to learn more about each unit.
What Is a Millipascal?
A millipascal is a unit of pressure equal to 1/1,000 of a pascal (0.001 Pa). One-thousandth of a Pascal. [1]
The millipascal is classified as a metric and SI-compatible unit of pressure. Millipascals can be abbreviated as mPa; for example, 1 millipascal can be written as 1 mPa.
In the metric system, "milli" is the standard SI prefix for thousandths, or 10⁻³. This makes the millipascal (mPa) a convenient decimal multiple of the pascal (Pa).
In practice, millipascals (mPa) are widely used across fine-tolerance laboratory, analytical, and micro-scale pressure measurements within SI metric workflows, engineering documentation, and technical data sheets.
What Is a Gigapascal?
A gigapascal is a unit of pressure equal to 1,000,000,000 pascals (Pa), the base unit for pressure. Equal to 1,000,000,000 Pascals (1,000 MPa), used for elastic modulus of metals and diamond. [2]
The gigapascal is classified as an International System of Units (SI) unit of pressure. Gigapascals can be abbreviated as GPa; for example, 1 gigapascal can be written as 1 GPa.
In the metric system, "giga" is the standard SI prefix for billions, or 10⁹. This makes the gigapascal (GPa) a convenient decimal multiple of the pascal (Pa).
In practice, gigapascals (GPa) are widely used across large-scale industrial, bulk, and macro-level pressure specifications within International System of Units (SI) workflows, engineering documentation, and technical data sheets.
When converting pressure between millipascals (mPa) and gigapascals (GPa), keep full floating-point precision (1 mPa = 1e-12 GPa; 1 GPa = 1e+12 mPa) during intermediate calculations and round only the final gigapascal figure to match your instrument tolerance.
More Millipascal & Gigapascal Conversions
Need to calculate in the opposite direction? Use our gigapascals to millipascals calculator to switch your starting unit immediately. You can also explore related tools such as converting gigapascals to millipascals, converting psi to bars, or converting bars to psi.
Convert from Millipascals
Frequently Asked Questions
References
- [1]NIST SP 811 StandardNIST SP 811 (NIST SP 811 App. B.9 (Pressure & Stress))·Pressure Metrology Standard — Millipascals (mPa) to Gigapascals (GPa)
- [2]NIST CUU SpecificationNIST CUU (Derived SI Unit: Pascal (Pa))·Unit Specifications: Millipascal (mPa) & Gigapascal (GPa)
- [3]BIPM ReferenceBIPM (SI Brochure (9th Ed.) — Mechanics)·Conversion Factors & Mathematical Basis (mPa to GPa)