Kips per square inch.
KSI to Centipascals Converter — ksi to cPa
Convert KSI (ksi) to Centipascal (cPa) using the exact conversion factor (1 ksi = 689,475,729.3 centipascal). See the formula, worked examples, and conversion table.
KSI to Centipascals converter
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Centipascal is 0.01 pascal units.
Result = input x 6.89475729e+6 / 0.01.
Stress Pressure units are compatible.
Reserved above the conversion cards and below the converter.
About Converting KSI to Centipascals
KSI and Centipascal both measure a quantity used in structural or mechanical engineering — commonly stress, pressure, force, torque, power, or energy — where converting between the unit conventions used in different regions, industries, or equipment specifications is a routine part of design work. Specifically: Kips per square inch, and centipascal is 0.01 pascal units.
Formula
centipascals = ksi × 689475729.317
This factor comes from each unit's defined relationship to the category's base unit: 1 ksi equals 6894757.29317 base units, and 1 centipascal equals 0.01 base units, so dividing one by the other gives the direct ksi-to-centipascal factor of 689475729.317.
Simple example
1 ksi × 689475729.3 = 689,475,729.3 cPa
1 ksi = 689,475,729.3 centipascals.
Real-world example
100 ksi × 689475729.3 = 68,947,572,930 cPa
100 ksi = 68,947,572,930 centipascals.
Conversion table
| KSI (ksi) | Centipascal (cPa) |
|---|---|
| 1 ksi | 689,475,729.3 cPa |
| 10 ksi | 6,894,757,293 cPa |
| 50 ksi | 34,473,786,470 cPa |
| 100 ksi | 68,947,572,930 cPa |
| 500 ksi | 344,737,864,700 cPa |
| 1,000 ksi | 689,475,729,300 cPa |
Reverse conversion: Centipascal to KSI
1 cPa × 1.450377e-9 = 1.450377e-9 ksi
1 centipascal = 1.450377e-9 ksi.
ksi = centipascals × 1.450377e-9
For a page dedicated to this direction, see Centipascal to KSI.
Understanding the KSI (ksi)
Kips per square inch.
Understanding the Centipascal (cPa)
Centipascal is 0.01 pascal units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many centipascals are in 1 ksi?
1 ksi equals 689,475,729.3 centipascals, using the exact defined conversion factor rather than an estimate.
How do I convert ksi to centipascal?
Multiply the ksi value by 689475729.3. The converter above does this instantly to whatever precision you set.
How do I convert centipascal back to ksi?
Use the reverse factor: 1 centipascal equals 1.450377e-9 ksi. You can also use the swap control in the converter above to flip the direction instantly.
What is a ksi?
KSI (ksi) is a unit of engineering.
What is a centipascal?
Centipascal (cPa) is a unit of engineering.
Is the ksi to centipascal conversion exact?
Yes. Both ksi and centipascal are defined by fixed standards rather than physical artifacts, so the factor of 689475729.3 used above is exact to as many digits as you choose to display.
Why do engineering unit conventions vary so much by region and industry?
Pressure, force, and stress can be expressed in metric (pascal, newton), US customary (psi, pound-force), or older and industry-specific units (atmosphere, torr, kip) depending on the country, industry, and even the equipment manufacturer, which is why engineers routinely need to convert between them when working across specs from different sources.