Pressure Converter
Convert between pascals, bar, psi, atm, mmHg and Torr.
Enter values
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Step by step
The formula
result = value × (factorₓ / factorᵧ)
Pressure is force spread over area, so the pascal is one newton per square metre — a tiny amount, which is why bar and kPa are more practical. One atmosphere is the weight of the air above you at sea level, about 14.7 psi.
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Example calculations
Common questions this calculator answers — select one to load its values.
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Frequently asked questions
How many psi in a bar?+
One bar equals about 14.504 psi.
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