Pounds per Square Inch to Kilopascals (psi to kPa) Converter
1 pounds per square inch (psi) = 6.89476 kilopascals (kPa). To convert pounds per square inch to kilopascals, multiply by 6.89476: 32 psi × 6.89476 = 220.632 kPa.
Quick facts
- 1 psi = 6.89476 kPa
- 1 kPa = 0.145038 psi
- Formula: kPa = psi × 6.89476
- Quick estimate: multiply by about 6.9
How to convert pounds per square inch to kilopascals
- Take the value in pounds per square inch.
- Multiply it by 6.89476 (the number of kilopascals in one pounds per square inch).
- Round the result to the precision you need.
Worked example (car tyre pressure): 32 psi × 6.89476 = 220.632 kPa.
To convert kilopascals back to pounds per square inch, multiply by 0.145038, or divide by 6.89476.
Source: NIST SP 811 (2008), Appendix B.
Pounds per Square Inch to Kilopascals conversion table
| Pounds per Square Inch [psi] | Kilopascals [kPa] |
|---|---|
| 0.01 psi | 0.0689475729 kPa |
| 0.1 psi | 0.6894757293 kPa |
| 1 psi | 6.8947572932 kPa |
| 2 psi | 13.7895145863 kPa |
| 3 psi | 20.6842718795 kPa |
| 5 psi | 34.4737864658 kPa |
| 10 psi | 68.9475729317 kPa |
| 20 psi | 137.8951458634 kPa |
| 50 psi | 344.7378646584 kPa |
| 100 psi | 689.4757293168 kPa |
| 1000 psi | 6894.7572931684 kPa |
psi to kPa chart from 1 to 100
- 1 psi 6.89476 kPa
- 2 psi 13.7895 kPa
- 3 psi 20.6843 kPa
- 4 psi 27.579 kPa
- 5 psi 34.4738 kPa
- 6 psi 41.3685 kPa
- 7 psi 48.2633 kPa
- 8 psi 55.1581 kPa
- 9 psi 62.0528 kPa
- 10 psi 68.9476 kPa
- 11 psi 75.8423 kPa
- 12 psi 82.7371 kPa
- 13 psi 89.6318 kPa
- 14 psi 96.5266 kPa
- 15 psi 103.421 kPa
- 16 psi 110.316 kPa
- 17 psi 117.211 kPa
- 18 psi 124.106 kPa
- 19 psi 131 kPa
- 20 psi 137.895 kPa
- 25 psi 172.369 kPa
- 30 psi 206.843 kPa
- 35 psi 241.317 kPa
- 40 psi 275.79 kPa
- 45 psi 310.264 kPa
- 50 psi 344.738 kPa
- 55 psi 379.212 kPa
- 60 psi 413.685 kPa
- 65 psi 448.159 kPa
- 70 psi 482.633 kPa
- 75 psi 517.107 kPa
- 80 psi 551.581 kPa
- 85 psi 586.054 kPa
- 90 psi 620.528 kPa
- 95 psi 655.002 kPa
- 100 psi 689.476 kPa
Kilopascals to Pounds per Square Inch conversion table
| Kilopascals [kPa] | Pounds per Square Inch [psi] |
|---|---|
| 0.01 kPa | 0.0014503774 psi |
| 0.1 kPa | 0.0145037738 psi |
| 1 kPa | 0.1450377377 psi |
| 2 kPa | 0.2900754755 psi |
| 3 kPa | 0.4351132132 psi |
| 5 kPa | 0.7251886887 psi |
| 10 kPa | 1.4503773773 psi |
| 20 kPa | 2.9007547546 psi |
| 50 kPa | 7.2518868865 psi |
| 100 kPa | 14.503773773 psi |
| 1000 kPa | 145.0377377302 psi |
Pounds per Square Inch vs Kilopascals
| Pounds per Square Inch | Kilopascal | |
|---|---|---|
| Symbol | psi | kPa |
| Equals | 1 psi = 6.89476 kPa | 1 kPa = 0.145038 psi |
What is a pounds per square inch?
Force in pounds applied over one square inch. Used in the US for tire pressure and hydraulic systems.
What is a kilopascal?
Equal to 1,000 pascals. Used for tire pressure and weather pressure outside the US.
Frequently asked questions
How many kilopascals are in a pounds per square inch?
There are 6.89476 kilopascals in 1 pounds per square inch (1 psi = 6.8947572932 kPa).
How many pounds per square inch are in a kilopascal?
There are 0.145038 pounds per square inch in 1 kilopascal (1 kPa = 0.1450377377 psi).
How do I convert pounds per square inch to kilopascals?
Multiply the number of pounds per square inch by 6.89476. For example, 10 psi × 6.89476 = 68.9476 kPa. To convert back, multiply by 0.145038.
What is 10 psi in kilopascals?
10 psi = 68.9476 kPa.
What is 100 psi in kilopascals?
100 psi = 689.476 kPa.
Is the conversion exact?
Yes. The factor comes from the official definitions of both units (NIST SP 811 (2008), Appendix B). Results are shown to up to 10 decimal places; round them to suit your purpose.
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