10 pounds per square inch to bar
0.689 bar
10 psi = 0.689 bar.
bar
0.689bar
10 psi = 0.689 bar
In short
How many bar is 10 pounds per square inch?
10 psi = 0.689 bar. 1 pounds per square inch = 0.068948 bar, so the working is 10 × 0.068948 = 0.689.
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 10 × 0.068948 = 0.689
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 | +0.31052 |
| 1 decimal | 0.7 | +0.01052 |
| 2 decimals | 0.69 | +0.00052 |
Round trip: take 0.689 bar back the other way and you land on 9.9931 psi — a drift of 0.0069 psi. That gap is the rounding, not the conversion.
Frequently asked questions
What is 10 pounds per square inch in bar?
10 pounds per square inch is 0.689 bar. 1 pounds per square inch = 0.068948 bar, so the working is 10 × 0.068948 = 0.689.
How accurate is 0.689 bar?
Rounding to 0.689 bar and converting straight back gives 9.9931 psi, a drift of 0.0069 psi from the 10 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
Convert psi to bar — US tyre placards read against a European gauge.
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