ksi to Megapascals Converter
Enter the pressure in ksi below to convert it to megapascals.
Convert ksi to Megapascals
Enter a value in ksi (ksi) to convert to megapascals (MPa).
Kilopounds per Square Inch to Megapascal Conversion Table
Table showing various kilopounds per square inch measurements converted to megapascals. Click any preset value or arrow to load it into the converter.
| ksi (ksi) | Megapascals (MPa) |
|---|---|
| 1 ksi | 6.8947573 MPa |
| 2 ksi | 13.7895146 MPa |
| 5 ksi | 34.4737865 MPa |
| 10 ksi | 68.9475729 MPa |
| 15 ksi | 103.4213594 MPa |
| 20 ksi | 137.8951459 MPa |
| 25 ksi | 172.3689323 MPa |
| 30 ksi | 206.8427188 MPa |
| 50 ksi | 344.7378647 MPa |
| 60 ksi | 413.6854376 MPa |
How to Convert ksi to Megapascals
To convert ksi to megapascals, multiply the pressure by the following conversion ratio: 6.8947573 megapascals/kilopounds per square inch.
Since one kilopounds per square inch is equal to 6.8947573 megapascals, you can use this simple formula to convert:
The pressure in megapascals is equal to the pressure in ksi multiplied by 6.8947573.
For example, here's how to convert 60 ksi to megapascals using the formula above.
How Many Megapascals Are in a Kilopounds per Square Inch?
There are 6.8947573 megapascals in a kilopounds per square inch, which is why we use this value in the formula above.
Our kilopounds per square inch to megapascal calculator automatically converts your pressure measurements with full decimal and scientific precision across US customary, imperial, and SI metric standards.
ksi and megapascals are both units used to measure pressure. Keep reading to learn more about each unit.
What Is a Kilopounds per Square Inch?
A kilopounds per square inch is a unit of pressure equal to 6,894,757.293168 pascals (Pa), the base unit for pressure. Materials engineering yield strength unit equal to 1,000 PSI (6.89476 MPa). [1]
The kilopounds per square inch is classified as a US customary unit of pressure. ksi can be abbreviated as ksi; for example, 1 kilopounds per square inch can be written as 1 ksi.
In the metric system, "kilo" is the standard SI prefix for thousands, or 10³. This makes the kilopounds per square inch (ksi) a convenient decimal multiple of the pascal (Pa).
In practice, ksi (ksi) are widely used across large-scale industrial, bulk, and macro-level pressure specifications within US customary workflows, engineering documentation, and technical data sheets.
What Is a Megapascal?
A megapascal is a unit of pressure equal to 1,000,000 pascals (Pa), the base unit for pressure. Equal to 1,000,000 Pascals (identically 1 N/mm²). [2]
The megapascal is classified as an International System of Units (SI) unit of pressure. Megapascals can be abbreviated as MPa; for example, 1 megapascal can be written as 1 MPa.
In the metric system, "mega" is the standard SI prefix for millions, or 10⁶. This makes the megapascal (MPa) a convenient decimal multiple of the pascal (Pa).
In practice, megapascals (MPa) 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 ksi (ksi) and megapascals (MPa), keep full floating-point precision (1 ksi = 6.8947573 MPa; 1 MPa = 0.1450377 ksi) during intermediate calculations and round only the final megapascal figure to match your instrument tolerance.
More Kilopounds per Square Inch & Megapascal Conversions
Need to calculate in the opposite direction? Use our megapascals to ksi converter (MPa to ksi) to switch your starting unit immediately. You can also explore related tools such as converting psi to megapascals, converting pascals to megapascals, or converting ksi to psi.
Frequently Asked Questions
References
- [1]NIST SP 811 StandardNIST SP 811 (NIST SP 811 App. B.9 (Pressure & Stress))·Pressure Metrology Standard — ksi (ksi) to Megapascals (MPa)
- [2]NIST CUU SpecificationNIST CUU (Derived SI Unit: Pascal (Pa))·Unit Specifications: Kilopounds per Square Inch (ksi) (ksi) & Megapascal (MPa)
- [3]BIPM ReferenceBIPM (SI Brochure (9th Ed.) — Mechanics)·Conversion Factors & Mathematical Basis (ksi to MPa)