Conversion of pressure or stress units chart or table

  psi kPa kg/cm2 cmH2O

feetH2O

inchHg

mm Hg= torr

inchH2O

ounce per

sq. inch

Atmospheres

bar mbar MPa

psi 16.89475

70.0703069

5870.3069

272.30672

32.03602

51.71486

27.68068 16 0.0680460.0689475

768.947

60.00689

kPa0.145037

71

0.01019716

10.19745

0.3345618

0.2952997 7.50061 4.014722.32060

30.00966923

50.01 10 0.001

kg/cm2 14.223343

98.06694

11000.02

632.8093

1228.95901

735.5588

393.711806

227.57349

0.967841596

0.98066494

1013.25

0.09806

cm H2O0.014222

90.09806

340.0009999

71

0.032808

0.02895810.73553

720.3937

0.227566

0.000967814

0.000980634

0.980665

0.00098

feet H2O 0.4335152.96896

10.0304791

230.48 1 0.882646 22.4192 12 6.93624 0.02949896

0.02968961

29.689 0.00298

inch Hg0.491154

23.38638

90.0345316

34.53253

1.132957

1 25.413.59548

47.85847 0.0334211

0.03386389

33.8639

0.00386

mm Hg = torr

0.0193368

0.1333225

0.00135951

1.359554

0.0446046

0.039370079

1 0.5352550.30938

880.00131578

950.0013332

251.3332

20.00013

inch H2O0.036126

280.24908

190.0025421

92.54 0.08333 0.0735539

1.8682683

1 0.57802 0.002458250.0024908

192.4908

90.00024

9

ounce per square inch

0.06250.43092

230.0043943

084.39430

80.14417

0.12725125

3.23218 1.73004 10.00425287

50.0043092

234.309

0.0004309

Atmospheres

14.696 101.325 1.0332311033.26

3333.8995 29.9213 760 406.794 235.136 1 1.01325

1013.25

0.1013

bar 14.5038 100 1.0197161019.74

6633.4833 29.53

750.0626

401.8596232.060

80.986923 1 1000 0.1

mbar 0.0145 0.1 0.001019 1.0190.00345

60.02953 0.75006 0.40146 .23206 0.00099 0.001 1 0.0001

MPa 145.0377 1000 10.19710197.4

5334.56 295.299 7500.61 4014.74

2320.603

9.669 10 10000 1

Unit Name Symbol SI Equivalent Pa = N/m2

atmosphere (metric) techn. at 9.806650 · 104 Pa

atmosphere (metric) phys. atm 1.013250 · 105 Pa

atmosphere (metric) bar 1 · 105 Pa

barad barad 0.1 Pa

barye   0.1 Pa

centimeter of mercury (0 °C) cm Hg (0 °C) 1333.223684210526 Pa

centimeter of mercury (16 °C) cm Hg (16 °C) 1329.598425 Pa

centimeter of water (4 °C) cm H2O (4 °C) 98.06376018 Pa

centimeter of water (16 °C) cm H2O (16 °C) 97.9706 Pa

dyne per square centimeter dyn/cm2 0.1 Pa

foot of water (4 °C) ft H2O (4 °C) 2988.98 Pa

foot of water (16 °C) ft H2O (16 °C) 2986.08 Pa

gigapascal GPa 1 · 109 Pa

hectopascal hPa 100 Pa

inch of mercury (0 °C) in Hg (0 °C) 3386.388157894736 Pa

inch of mercury (16 °C) in Hg (16 °C) 3377.18 Pa

inch of water (4 °C) in H2O (4 °C) 249.0819508572 Pa

inch of water (16 °C) in H2O (16 °C) 248.845 Pa

kilogram force per square centimeter kgf/cm2 9.80665 · 104 Pa

kilogram force per square decimeter kgf/dm2 980.665 Pa

kilogram force per square meter kgf/m2 9.80665 Pa

kilogram force per square millimeter kgf/mm2 9.80665 · 106 Pa

kilopascal kPa 1000 Pa

kilopound force per square inch kip/in2, ksi, KSI 6.89476 · 106 Pa

megapascal MPa 1 · 106 Pa

meter of water (4 °C) m H2O, (4 °C) 9806.38 Pa

meter of water (16 °C) m H2O, (16 °C) 9797.06 Pa

microbar (barye, barrie) µbar 0.1 Pa

micron of mercury (millitorr) µHg (0 °C) 0.133322 Pa

millibar mbar 100 Pa

millimeter of mercury (0 °C) mm Hg, torr, (0 °C) 133.322368 Pa

millimeter of mercury (16°C) mm Hg, torr, (16 °C)Pa

millimeter of water (4 °C) mm H2O, (4 °C) 9.80638 Pa

millimeter of water (16 °C) mm H2O, (16 °C) 9.79706 Pa

millitorr mtorr 0.133322 Pa

newton per square meter N/m2 1 Pa

ounce force (av.) per square inch ozf/in2, osi 430.922 Pa

pascal Pa, N/m2 1 Pa

pound force per square foot lbf/ft2 47.8803 Pa

pound force per square inch psi, PSI, lbf/in2 6894.76 Pa

poundal per square foot pdl/ft2 1.48816 Pa

poundal per square inch pdl/in2 214.296 Pa

standard atmosphere atm 1.01325 · 105 Pa

ton force (long) per square foot tonf/ft2 (UK) 1.07252 · 105 Pa

ton force (long) per square inch tonf/in2 (UK) 1.54443 · 107 Pa

ton force (short) per square foot tonf/ft2 (US) 9.57605 · 104 Pa

ton force (short) per square inch tonf/in2 (US) 1.37895 · 107Pa

ton force (metric) per square centimeter tonf/cm2 (metric) 9.80665 · 107Pa

ton force (metric) per square meter tonf/m2 (metric) 9806.65 Pa

torr torr 133.322368 Pa