Convert psi to kpa

Convert Pound per square inch (psi) to Kilopascal (kPa) instantly.

From

Formula

value × 6.89475729317

Sample	Converted
1 psi	6.894757 kPa
5 psi	34.473786 kPa
10 psi	68.947573 kPa
100 psi	689.475729 kPa
1,000 psi	6,894.757293 kPa

About psi to kPa

Convert pounds per square inch to kilopascals by multiplying the psi value by 6.894757293168. This is useful when gauge values in psi need to be reported in a practical SI pressure unit.

Psi is common in US customary pressure references, while kPa is a practical metric unit.

This conversion is especially common for tire pressure, HVAC, compressors, pneumatic systems, and hydraulic equipment.

A value of 32 psi is about 220.632 kPa.

Use kPa when the target document or region uses metric pressure units.

Use psi when matching gauges, labels, or service procedures that are written in customary units.

If the psi value is rounded, the kPa result should not imply more real measurement precision than the source had.

Why Convert psi to kPa

Many gauges and service references use psi, while many metric reports use kPa.

Converting psi to kPa lets the same pressure be used in metric documentation.

This is common for tires, compressors, HVAC checks, and equipment specifications.

Practical Metric Unit

kPa is easier to read than raw pascals for many everyday pressure values.

It stays within the SI system while keeping numbers manageable.

That makes kPa a useful target for reports and labels.

Pressure Context

A psi value may be gauge pressure or absolute pressure.

The converted kPa value keeps that same reference.

Do not compare gauge and absolute values unless the reference is the same.

Pound per square inch

Definition: Pound per square inch is a pressure unit based on one pound-force applied over one square inch.

History/Origin: Psi became common in US customary pressure measurement and remains widely used for gauges and equipment labels.

Current use: psi is used for tires, compressors, hydraulics, pneumatics, pressure gauges, industrial equipment, and service documentation.

Kilopascal

Definition: A kilopascal is an SI pressure unit equal to 1000 pascals.

History/Origin: Kilopascals became common because many practical pressure values are easier to read at the thousand-pascal scale.

Current use: kPa is used in engineering specifications, HVAC, weather reports, gas systems, equipment documentation, and tire-pressure references in some regions.

Pound per square inch to Kilopascal Conversion Table

Pound per square inch [psi]	Kilopascal [kPa]
0.01 psi	0.068948 kPa
0.1 psi	0.689476 kPa
1 psi	6.894757 kPa
2 psi	13.789515 kPa
5 psi	34.473786 kPa
10 psi	68.947573 kPa
20 psi	137.895146 kPa
50 psi	344.737865 kPa
100 psi	689.475729 kPa

How to Convert Pound per square inch to Kilopascal

1 psi = 6.894757 kPa

1 kPa = 0.145038 psi

Formula: value × 6.89475729317

Example: 15 psi = 103.421359 kPa

Start with the pressure value in psi.
Use 6.894757293168 kPa for each psi.
Multiply the psi value by 6.894757293168.
Use kPa as the converted result.

Precision note: Use exactly 6.894757293168 kPa per psi. Preserve meaningful precision from the source psi value.

Common Use Cases for psi to kPa

Converting tire pressure from psi into kPa.
Translating pneumatic, hydraulic, or compressor readings into metric pressure units.
Comparing psi service values with kPa equipment documentation.
Preparing reports for regions or teams that use kPa instead of psi.

FAQ

How many kPa are in one psi?

One psi equals 6.894757293168 kPa.

How many kPa is 35 psi?

35 psi is about 241.3165053 kPa.

Is kPa more precise than psi?

No. Precision depends on the source measurement; kPa is just a different unit scale.