Page 180 - PETROMIN Product Guide-2019 (HR)

MEASURMENT CONVERSION FACTORS سﺎﻴﻘﻟا ﻞﻳﻮﺤﺗ ﻞﻣﺎﻌﻣ

UNIT MULTIPLIERS UNIT
Pressure (force/area) < > Pressure (force/area):
lb-force/in2, psi 0.00694 144.00 Lb-force/ft2, psf
14.696 0.06805 Atmosphere, atm
0.19337 5.1715 cm HG at 0°C
0.03613 27.673 in H2O at 4°C
0.14504 6.8948 kilopascal, kPa
0.01450 68.948 miliba,r mbar
Atmosphere, atm 1.0333 0.96784 kg-force/cm2 ,kgf/cm2
0.01316 76.000 cm HG at 0°C
0.00246 406.79 in H2O at 4°C
0.00987 101.32 kilopascal, kPa
cm Hg at 0°C 73.556 0.01360 kg-force/cm2 ,kgf/cm2
0.18683 5.3525 in H2O at 4°C
0.075008 1.3332 kilopascal, kPa
in H20 at 4°C 0.03937 25.399 kg-force/cm2 ,kgf/cm2
4.0147 0.24908 kilopascal, kPa
milibar, mbar 10.000 0.10000 kilopascal, kPa
Power Power
Btu/hour, Btu/hr 3.4122 0.29307 Watt, W
kilocalorie/hour, kcal/hr 0.85985 1.163 Watt, W
foot-pound/sec, ft.lbf/s 0.73757 1.3558 Watt, W
542.48 0.00184 horsepower, hp
horsepower, hp 1.3410 0.7457 kilowatt, kW
Velocity & Flow: Velocity & Flow:
foot/seconds,ft/s 3.2808 0.30480 metre/second, m/s
0.05468 18.288 metre/minutes, m/min
0.91134 1.0973 kilometer/hour, km/hr
1.4667 0.68182 mile/hour, mph
1.6889 0.59210 knot, K (nautical mph)
mile/hour, mph 0.62137 1.6093 kilometer/hour, kh/hr
1.1516 0.86839 knot, K (nautical mph)
knot,K (nautical mph) 0.53959 1.8532 kilometer/hour, km/hr
ft3/min 2.1190 0.47195 litres/second, L/s
gal (US) min 15.851 0.06309 litres/second, L/s
Viscosity (Kinematic): Viscosity (Dynamic):
Centistokes cSt 1/d* d* centipoise, cP
(mm2/second), mm2/s (milipascal-seconds),
mPa.s
*d = density in kg/L at same temperature.

8 -25