KSI to Megapascals
Convert ksi to megapascals instantly. 1 ksi = 6.8947572932 MPa. Includes the exact factor, a conversion table of common values and the definition of both units.
How to convert ksi to megapascals
To convert ksi to megapascals, multiply by 6.8947572932. The relationship is fixed, so the same factor works for any quantity — there is nothing to look up and nothing that changes with temperature, location or context.
MPa = ksi × 6.8947572932
KSI to Megapascals conversion table
The values people look up most often, rounded for reading. Use the calculator above for anything in between.
| KSI | Megapascals |
|---|---|
| 1 ksi | 6.894757 MPa |
| 2 ksi | 13.789515 MPa |
| 3 ksi | 20.684272 MPa |
| 5 ksi | 34.473786 MPa |
| 10 ksi | 68.947573 MPa |
| 20 ksi | 137.895146 MPa |
| 25 ksi | 172.368932 MPa |
| 50 ksi | 344.737865 MPa |
| 100 ksi | 689.475729 MPa |
| 500 ksi | 3,447.38 MPa |
| 1,000 ksi | 6,894.76 MPa |
What is a ksi?
A thousand psi, used for structural steel strength.
What is a megapascal?
A million pascals, used for material strength and hydraulics.
The formula
MPa = ksi × 6.8947572932
Every result on this page comes from this formula. Nothing is rounded until the final display, so figures match a spreadsheet to the cent.
How to use the KSI to Megapascals
- Type the number of ksi you want to convert.
- Read the result in megapascals straight away — there is no button to press.
- Check the table below for the values that come up most often, or reverse the conversion with the linked megapascals to ksi page.
KSI to Megapascals — frequently asked questions
How many megapascals are in a ksi?
One ksi equals 6.8947572932 MPa. MPa = ksi × 6.8947572932
What is the formula to convert ksi to megapascals?
The formula is MPa = ksi × 6.8947572932. It is an exact definition rather than an approximation, so the conversion never drifts no matter how large the number.
How do I convert megapascals back to ksi?
Divide instead of multiplying: one megapascal is 0.1450377377 ksi. The reverse converter is linked in the related tools list.
Is this conversion exact?
Yes. Both units are defined against the same base unit by international agreement, so the factor is exact — any rounding you see is only in the display, which you can widen by entering more decimal places.
Is this ksi to megapascals free to use?
Yes. Every calculator on the site is free, needs no sign-up, and runs entirely in your browser, so your figures never leave your device.
What people search for
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About this calculator
Written and reviewed by The Samsung Calculator editorial team. Every calculator is written against a published formula, reviewed against at least one independent reference implementation, and dated when it changes.
Last reviewed August 19, 2026 · Calculation runs client-side · No data collected · Report an error