Measurement Category Hub

Pressure & Stress Converters & Calculators

Convert atmospheric, hydrostatic, and mechanical pressures across Pascal, kPa, bar, PSI, standard atmospheres, and Torr. Use our universal interactive pressure & stress calculator below or select one of our dedicated conversion shortcuts.

Pressure & Stress

From: Pascal

(Pa)

Example: 10 Pa

To: Kilopascal

(kPa)

e.g. 0.01kPa

Standard: 1 kPa = 1,000 Pa = 0.01 bar

Enter any number above to convert Pascals to Kilopascals. Click (i) for brief unit info.

Popular Pressure & Stress Conversions

2 dedicated tools

PSI to Bar Converter

Convert tire pressure and hydraulic stress from pounds per square inch (PSI) to Bar.

bar = psi × 0.0689475729

Bar to PSI Converter

Convert metric Bar to pounds per square inch (PSI) for tires, plumbing, and scuba cylinders.

psi = bar × 14.50377377

Supported Pressure & Stress Units & Standards

Unit Name	Symbol	Type / System	Relative Value
PascalBase SI	Pa	SI Standard Unit	1 Pa = 1 base
Kilopascal	kPa	Derived Unit	1 kPa = 1000 base
Megapascal	MPa	Derived Unit	1 MPa = 1000000 base
Bar	bar	Derived Unit	1 bar = 100000 base
Millibar	mbar	Derived Unit	1 mbar = 100 base
Pound per Square Inch	psi	Derived Unit	1 psi = 6894.757293168 base
Standard Atmosphere	atm	Derived Unit	1 atm = 101325 base
Torr	Torr	Derived Unit	1 Torr = 133.32236842105263 base
Millimeter of Mercury	mmHg	Derived Unit	1 mmHg = 133.322387415 base

Pressure & Stress FAQs

In the International System of Units (SI) or standard physical conventions, the base reference unit is Pascal. All linear conversions within this category are mathematically derived from this base factor.