How many bar are in a pound per square inch?

1 psi = 0.068948 bar. To convert any amount, multiply by 0.068948.

How do you convert pounds per square inch to bar?

Multiply the number of pounds per square inch by 0.068948 to get bar. The formula is shown in the "How it's calculated" section above.

Where does the conversion factor come from?

It's a published international standard. Most are defined exactly by international agreement (e.g. 1 inch = 25.4 mm exactly, 1 lb = 0.45359237 kg exactly). Source citations are listed under the formula above.

Unit converter — Pressure

Pounds per square inch to bar converter

Convert pounds per square inch (psi) to bar (bar). Source-cited conversion factor, exact to the displayed precision.

Results are mathematically exact for the displayed precision. How we calculate.

How it's calculated

Convert pounds per square inch to bar— the formula

Pounds per square inch convert to bar by multiplying by the published conversion factor. The factor below is exact to the precision shown, sourced from the citation under the formula.

bar = psi × 0.068948

psi = bar × 14.5038

Pascal: SI derived. 1 bar = 100,000 Pa exactly; 1 psi = 6894.757293168 Pa; 1 atm = 101,325 Pa exactly; 1 mmHg (Torr) = 133.322387415 Pa (NIST SP 811).

Questions

Frequently asked questions

How many bar are in a pound per square inch?
1 psi = 0.068948 bar. To convert any amount, multiply by 0.068948.
How do you convert pounds per square inch to bar?
Multiply the number of pounds per square inch by 0.068948 to get bar. The formula is shown in the "How it's calculated" section above.
Where does the conversion factor come from?
It's a published international standard. Most are defined exactly by international agreement (e.g. 1 inch = 25.4 mm exactly, 1 lb = 0.45359237 kg exactly). Source citations are listed under the formula above.