Convert Kilopascal to Pound per Square Inch
Live bidirectional calculator for Kilopascals (kPa) and Pounds per Square Inch (psi) with verified formula and conversion charts.
Pressure8 units
How the Calculation Works (Linear Scaling)
Since 1 Pound per Square Inch = 6.894757 Kilopascals, divide the value in Kilopascals by 6.894757.
Kilopascal to Pound per Square Inch Conversion Table
Precomputed values for quick reference and printing.
| Kilopascal | Pound per Square Inch |
|---|---|
| 1 kPa | 0.145 psi |
| 2 kPa | 0.2901 psi |
| 3 kPa | 0.4351 psi |
| 4 kPa | 0.5802 psi |
| 5 kPa | 0.7252 psi |
| 6 kPa | 0.8702 psi |
| 7 kPa | 1.0153 psi |
| 8 kPa | 1.1603 psi |
| 9 kPa | 1.3053 psi |
| 10 kPa | 1.4504 psi |
| 15 kPa | 2.1756 psi |
| 20 kPa | 2.9008 psi |
| 25 kPa | 3.6259 psi |
| 30 kPa | 4.3511 psi |
| 40 kPa | 5.8015 psi |
| 50 kPa | 7.2519 psi |
| 75 kPa | 10.8778 psi |
| 100 kPa | 14.5038 psi |
| Pound per Square Inch | Kilopascal |
|---|---|
| 1 psi | 6.8948 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 |
| 15 psi | 103.4214 kPa |
| 20 psi | 137.8951 kPa |
| 25 psi | 172.3689 kPa |
| 30 psi | 206.8427 kPa |
| 40 psi | 275.7903 kPa |
| 50 psi | 344.7379 kPa |
| 75 psi | 517.1068 kPa |
| 100 psi | 689.4757 kPa |
About Kilopascal (kPa)
One thousand pascals (10ยณ Pa), commonly used in engineering and meteorology.
History: Derived metric SI multiple convenient for atmospheric and engineering scales.
Common Uses: Tire inflation pressure, HVAC duct pressure, and soil mechanics.
About Pound per Square Inch (psi)
The pressure resulting from a force of one pound-force applied to an area of one square inch (โ 6,894.757 Pa).
History: Dominant pressure unit in the British imperial and US customary systems.
Common Uses: Tire inflation, plumbing pipe ratings, air compressor tanks, and gas cylinder pressure.
โ Frequently Asked Questions
How many Pounds per Square Inch are in 1 Kilopascal?
There are exactly 0.145038 Pounds per Square Inch in 1 Kilopascal (1 kPa = 0.145038 psi).
What is the formula to convert Kilopascal to Pound per Square Inch?
The formula is: Pound per Square Inch = Kilopascal / 6.894757. Since 1 Pound per Square Inch = 6.894757 Kilopascals, divide the value in Kilopascals by 6.894757.
How do I convert 1 kPa to psi manually?
To convert 1 kPa to psi: apply the formula Pound per Square Inch = Kilopascal / 6.894757. Substituting gives: 1 / 6.894757 = 0.145 psi.