Edit either value. Decimals and scientific notation supported.
1
bar
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PascalPa
KilopascalkPa
MegapascalMPa
Barbar
Millibarmbar
HectopascalhPa
Standard atmosphereatm
Pounds per square inchpsi
TorrTorr
Conventional millimetre of mercurymmHg
No units found. Try a name or symbol.
14.50377377
psi
esc
PascalPa
KilopascalkPa
MegapascalMPa
Barbar
Millibarmbar
HectopascalhPa
Standard atmosphereatm
Pounds per square inchpsi
TorrTorr
Conventional millimetre of mercurymmHg
No units found. Try a name or symbol.
CONVERSION
1 bar ≈ 14.50377377 psi
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULApsi = bar × 14.5037737730209
FORMULA & EXAMPLES
How to convert Bar to pounds per square inch
psi = bar × 14.5037737730209
Multiply the bar reading by 14.5037737730209.
Worked examples
1 bar ≈ 14.50377377 psi
1 × 14.5037737730209 ≈ 14.50377377
2.5 bar ≈ 36.25943443 psi
2.5 × 14.5037737730209 ≈ 36.25943443
Frequently asked questions
Does bar to psi change gauge pressure into absolute pressure?
No. Unit conversion preserves the original pressure reference. Converting a gauge reading to absolute pressure additionally requires the applicable atmospheric pressure.
Bar to pounds per square inch table
Fixed reference · Bar to Pounds per square inch
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Bar (bar)
Pounds per square inch (psi)
0
0
0.1
1.450377377
0.5
7.251886887
1
14.50377377
2
29.00754755
5
72.51886887
10
145.0377377
25
362.5943443
50
725.1886887
100
1450.377377
1000
14503.77377
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.