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wpe9.jpg (6586 bytes)

To Convert from... ATMOSPHERES (atm) To Convert From... FEET OF WATER (ftH20)
To... Multiply By To... Multiply By...
bar 1.01325 inHg 0.882671
inHg 29.9213 inH20 12.0
kgf/cm2 1.03323 kgf /m2 304.8
lbf/in2 14.6959 lbf/ft2 62.4280
mbar 1013.250 mbar 29.8907
Pa 101325.0 mmHg 22.4198
Pa 2989.07

 

To Convert from... BARS (bar) To Convert From... INCHES OF WATER (inH20)
To... Multiply By To... Multiply By...
InHg 29.5300 ftH20 0.0833333
kgf /cm2 1.01972 inHg 0.0735559
lbf/in2 14.5038 kgf/m2 25.4
mbar 1000 lbf/ft2 5.20233
pa 1 X 105 mbar 2.49089
atm 0.986923 mmHg 1.86832
Pa 249.089

 

To Convert from... INCHES OF MERCURY (inHg) To Convert From... KILOGRAM-FORCE PER SQUARE CENTIMETRE (kgf/cm2 )
To... Multiply By To... Multiply By...
inH20 13.5951 atm 0.967841
kgf/cm2 0.0345316 bar 0.980665
kgf /m2 345.316 inHg 28.9590
lbf/ft2 70.7262 lbf/ft2 2048.16
lbf/in2 0.491154 lbf/in2 14.2233
mbar 33.8639 mbar 980.665
mmHg 25.4 N/mm2 9.80665x10-2
Pa 3386.39 Pa 9.80665x104
atm 0.0334211
bar 0.0338639
ftH20 1.13292

 

To Convert from... POUNDS-FORCE PER SQUARE INCH (Ibf/in2) To Convert From... KILOGRAM - FORCE PER SQUARE METRE (kgf/m2)
To... Multiply By To... Multiply By...
atm 0.0680460 ftH20 3.28084x10-3
bar 0.0689476 inHg 2.89590x10-3
inHg 2.03602 inH20 0.0393701
0.0703070 kgf/cm2 lbf/ft2 0.204816
lbf/ft2 144.0 mbar 0.0980665
mbar 68.9476 mmHg 0.0735559
N/mm2 6.89476x10-3 Pa 9.80665
Pa 6.89476x103

 

To Convert from... POUNDS-FORCE PER SQUARE FOOT (Ibf/ft2) To Convert From... MILLIBARS (mbar)
To... Multiply By To... Multiply By...
FtH20 0.0160185 ftH20 0.0334553
inHg 0.0141390 inHg 0.0295300
inH20 0.192222 inH20 0.401463
kgf/cm2 4.88243x10-4 kgf/cm2 1.01972x10-3
kgf/m2 4.88243 kgf/m2 10.1972
lbf/in2 6.94444x10-3 Ibf/ft2 2.08854
mbar 0.478803 lbf/in2 0.0145038
mmHg 0.359131 mmHg 0.750062
N/mm2 4.78803x10-5 Pa 100.0
Pa 47.8803 atm 9.86923x10-4
Bar 0.001

 

To Convert from... NEWTONS PER SQUARE MILLIMETRE (N/mm2) To Convert From... MILLIMETRES OF MERCURY (mmHg)
To... Multiply By To... Multiply By...
Kgf/cm2 10.1972 kgf/m2 13.5951
lbf/ft2 20885.4 lbf/ft2 2.78450
lbf/in2 145.038 mbar 1.33322
Pa 1x106 Pa 133.322
ftH20 0.0446033
inHg 0.0393701
inH20 0.535240

 

To Convert from... PASCALS (Pa)
To... Multiply By
Atm 9.86923x10-6
bar 1x 10-5
ftH20 3.34553x10-4
inHg 2.95300x10-4
inH20 4.01463x10-3
kgf/cm2 1.0102x10-5
kgf/m2 0.101972
lbf/ft2 2.08854x10-2
lbf/in2 1.45038x10-4
mbar 0.01
mmHg 7.50062x10-3
N/mm2 1x10-6

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