LENGTH |
|||
Inches |
Feet |
Millimeters |
Meters |
1 12.00 3.93 x 10-2 39.37 |
8.33 x 10-2 1 3.281 x 10-3 3.281 |
25.4 304.8 1 1000 |
2.54 x 10-2 0.3048 1.000 x 103 1 |
AREA |
|
Square Feet |
Square Meters |
1 10.76 |
0.0929 1 |
Acre |
Hectare |
1 2.47 |
0.405 1 |
TEMPERATURE |
||
Fahrenheit (F) |
Centigrade (C) |
Kelvin (K) |
°F = 9/5°C + 32 |
°C= 5/9(°F-32) |
°K = °C + 273 |
VOLUME |
||||
Cubic Feet |
Gallon (US) |
1000 Gallons |
Liters |
Cubic Meter (Kiloliter) |
1 0.1337 133.7 3.531 x 10-2 35.31 |
7.481 1 1000 0.2642 264.2 |
7.481 x 10-3 1.000 x 10-3 1 2.642 x 10-4 0.2642 |
28.32 3.786 3786 1 1000 |
2.832 x 10-2 3.786 x 10-3 3.768 1.000 x 10-3 1 |
A hectoliter (hL) is 100 liters (0.1kL) and is equivalent to 26.4 US Gallons
MASS |
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Pounds |
Tons(US) |
Grams |
Kilograms |
Tons (Metric) |
1 2000 2.205 x 10-3 2.205 2205 |
5.000 x 10-4 1 1.102 x 10-6 1.102 x 10-3 1.102 |
453.6 9.027 x 105 1 1000 1.000 x 106 |
0.4536 907.2 1.000 x 10-3 1 1000 |
4.536 x 10-4 0.9072 1.000 x 10-6 1.000 x 10-3 1 |
VOLUMETRIC FLOW RATE |
||||
ft3/s |
1000 gal/hr |
gal/min |
L/s |
kL/s |
1 3.447 x 10-2 2.205 x 10-3 3.531 x 10-2 35.31 |
29.01 1 6.460 x 10-2 1.027 1027 |
485.0 15.48 1 15.85 1.585 x 104 |
28.32 0.9737 6.309 x 10-2 1 1000 |
2.832 x 10-2 9.737 x 10-4 6.309 x 10-5 1.000 x 10-3 1 |
DENSITY (Mass/Volume) |
||
lb/ft3 |
g/cm3 |
Kg/m3 |
1 62.4 6.240 x 10-2 |
1.602 x 10-2 1 1.000 x 10-3 |
16.02 1000 1 |
VISCOSITY |
||
lb/ft/hr |
Centipoise |
Pascal.second |
1 2.419 2419 |
0.4134 1 1000 |
4.134 x 10-2 1.000 x 10-3 1 |
THERMAL CONDUCTIVITY |
|
Btu/hr/ft3/(°F/ft) |
W/m2/(°C/m) |
1 0.5778 |
1.731 1 |
DIFFUSIVITY |
|
ft2/hr |
m2/s |
1 3.875 x 104 |
2.581 x 10-5 1 |
HEAT CAPACITY |
|
Btu/lb/°F |
J/kg/°C |
1 0.239 |
4.187 1 |
HEAT TRANSFER COEFFICIENT |
|
Btu/hr/ft2/°F |
W/m2/°C |
1 0.1761 |
5.68 1 |
MASS TRANSFER COEFFICIENT |
|
lb-mole/hr/ft2/mole fraction |
kg-mole/s/m2/mole fraction |
1 737.5 |
1.356 x 10-3 1 |
FORCE |
|
lbf |
Newton |
1 0.2250 |
4.444 1 |
PRESSURE |
||||
mm Hg |
psi |
Atmosphere |
Bar |
Pascal |
1 51.71 760.0 750.1 7.501 x 10-3 |
1.934 x 10-2 1 14.70 14.50 1.450 x 10-4 |
1.316 x 10-3 6.805 x 10-2 1 0.9869 9.870 x 10-6 |
1.333 x 10-3 6.895 x 10-2 1.013 1 1.000 x 10-5 |
133.3 6.895 x 103 1.013 x 105 1.000 x 105 1 |
HEAT, ENERGY, WORK |
||||
BTU |
kWhr |
ftlbf |
Calorie |
Joule |
1 3413 1.285 x 10-3 3.966 x 10-3 9.484 x 10-4 |
2.930 x 10-4 1 3.766 x 10-7 1.162 x 10-6 2.772 x 10-7 |
778.2 2.655 x 106 1 3.086 0.7376 |
252.0 8.604 x105 0.3241 1 0.2390 |
1055 3.600 x 106 1.356 4.184 1 |
POWER |
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Horsepower |
Kilowatt |
ftlbf/s |
BTU/s |
Watt |
1 1.341 1.818 x 10-3 1.415 1.341 x 10-3 |
0.7457 1 1.356 x 10-3 1.055 1.00 x 10-3 |
550.0 737.56 1 778.16 0.7376 |
0.7068 0.9478 1.285 x 10-3 1 9.478 x 10-4 |
745.7 1000 1.356 1055 1 |
VOLUMETRIC FLUX |
||
gal/ft2/hr |
m3/m2/s |
L/m2/s |
1 10,329 10.24 |
9.767 x 10-5 1 1.000 x 10-3 |
9.767 x 10-2 1000 1 |
ENERGY FLUX |
|
Btu/ ft2/hr |
W/m2 |
1 0.3170 |
3.155 1 |
GAS CONSTANT |
8.314 kPa m3/kg-mole K(J/g-mole K) |
Units:
British Thermal Unit = BTU
Foot =ft
Gallon = gal
Gram = g
Hour = hr
Joule = J
Kilogram = kg
Liter = L
Meter = m
Newton = N
Pascal = Pa
Pound = lb
Pounds per square inch = psi
Second = s
Watt = W