Petapascal is 1000000000000000 pascal units.
Petapascals to KSI Converter — PPa to ksi
Convert Petapascal (PPa) to KSI (ksi) using the exact conversion factor (1 petapascal = 145,037,737.7 ksi). See the formula, worked examples, and conversion table.
Petapascals to KSI converter
Converter
Pressure Converter
Convert pascals, bars, PSI, atmospheres, mercury columns, water columns, and engineering pressure units.
Context values
Some unit families need one extra value for a physically accurate result.
Kips per square inch.
Result = input x 1e+15 / 6.89475729e+6.
Pressure uses the pascal as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Petapascals to KSI
Petapascal and KSI both show up on pressure gauges — psi is standard on US tire and tool specifications, while bar is the everyday pressure unit across most of the rest of the world. Specifically: Petapascal is 1000000000000000 pascal units, and kips per square inch.
Formula
ksi = petapascals × 145037737.73
This factor comes from each unit's defined relationship to the category's base unit: 1 petapascal equals 1e+15 base units, and 1 ksi equals 6894757.29317 base units, so dividing one by the other gives the direct petapascal-to-ksi factor of 145037737.73.
Simple example
1 PPa × 145037737.7 = 145,037,737.7 ksi
1 petapascal = 145,037,737.7 ksi.
Real-world example
35 PPa × 145037737.7 = 5,076,320,821 ksi
35 petapascals = 5,076,320,821 ksi.
Conversion table
| Petapascal (PPa) | KSI (ksi) |
|---|---|
| 1 PPa | 145,037,737.7 ksi |
| 5 PPa | 725,188,688.7 ksi |
| 10 PPa | 1,450,377,377 ksi |
| 25 PPa | 3,625,943,443 ksi |
| 50 PPa | 7,251,886,887 ksi |
| 100 PPa | 14,503,773,770 ksi |
Reverse conversion: KSI to Petapascal
1 ksi × 6.894757e-9 = 6.894757e-9 PPa
1 ksi = 6.894757e-9 petapascals.
petapascals = ksi × 6.894757e-9
For a page dedicated to this direction, see KSI to Petapascal.
Understanding the Petapascal (PPa)
Petapascal is 1000000000000000 pascal units.
Understanding the KSI (ksi)
Kips per square inch.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many ksi are in 1 petapascal?
1 petapascal equals 145,037,737.7 ksi, using the exact defined conversion factor rather than an estimate.
How do I convert petapascal to ksi?
Multiply the petapascal value by 145037737.7. The converter above does this instantly to whatever precision you set.
How do I convert ksi back to petapascal?
Use the reverse factor: 1 ksi equals 6.894757e-9 petapascals. You can also use the swap control in the converter above to flip the direction instantly.
What is a petapascal?
Petapascal (PPa) is a unit of pressure.
What is a ksi?
KSI (ksi) is a unit of pressure.
Is the petapascal to ksi conversion exact?
Yes. Both petapascal and ksi are defined by fixed standards rather than physical artifacts, so the factor of 145037737.7 used above is exact to as many digits as you choose to display.