20 pounds per square inch to bar
1.379 bar
20 psi = 1.379 bar.
bar
1.379bar
20 psi = 1.379 bar
In short
How many bar is 20 pounds per square inch?
20 psi = 1.379 bar. 1 pounds per square inch = 0.068948 bar, so the working is 20 × 0.068948 = 1.379.
The working
The factor below is an exact definition rather than a measurement, so nothing is approximated in the arithmetic. The only rounding on this page happens where a number is displayed.
1 pounds per square inch = 0.068948 bar 20 × 0.068948 = 1.379
How much precision do you need?
Each row is the same answer cut at a different number of decimals, with what that choice costs you. Pick the shortest row whose error is smaller than whatever you are measuring with.
| Rounded to | Answer (bar) | Off by |
|---|---|---|
| Whole number | 1 | −0.37895 |
| 1 decimal | 1.4 | +0.02105 |
| 2 decimals | 1.38 | +0.00105 |
Round trip: take 1.379 bar back the other way and you land on 20.0007 psi — a drift of 0.0007 psi. That gap is the rounding, not the conversion.
Frequently asked questions
What is 20 pounds per square inch in bar?
20 pounds per square inch is 1.379 bar. 1 pounds per square inch = 0.068948 bar, so the working is 20 × 0.068948 = 1.379.
How accurate is 1.379 bar?
Rounding to 1.379 bar and converting straight back gives 20.0007 psi, a drift of 0.0007 psi from the 20 you started with. The factor itself is exact; every bit of that difference comes from the rounding, not the conversion.
Nearby values
Any value at all
PSI to Bar Converter
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