| acre |
|
43,560 |
|
square feet (ft2) |
| ampere-hr
(A-hr) |
|
3,600 |
|
coulomb (C) |
| ångstom
(Å) |
|
1x10-10 |
|
meter (m) |
| atmosphere (atm) |
|
76.0 |
|
cm, mercury (Hg) |
| atm, std |
|
29.92 |
|
in, mercury (Hg) |
| atm, std |
|
14.7 |
|
lbf/in2 abs (psia) |
| atm, std |
|
33.90 |
|
ft, water |
| atm, std |
|
1.013x105 |
|
pascal (Pa) |
| |
|
|
|
|
| bar |
|
1x105 |
|
Pa |
| barrels-oil |
|
42 |
|
gallons-oil |
| Btu |
|
1,055 |
|
joule (J) |
| Btu |
|
2.928x10-4 |
|
kilowatt-hr (kWh) |
| Btu |
|
778 |
|
ft-lbf |
| Btu/hr |
|
3.930x10-4 |
|
horsepower (hp) |
| Btu/hr |
|
0.293 |
|
watt (W) |
| Btu/hr |
|
0.216 |
|
ft-lbf/sec |
| |
|
|
|
|
| calorie (g-cal) |
|
3.968x10-3 |
|
Btu |
| cal |
|
1.560x10-6 |
|
hp-hr |
| cal |
|
4.186 |
|
joule (J) |
| cal/sec |
|
4.186 |
|
watt (W) |
| centimeter (cm) |
|
3.281x10-2 |
|
foot (ft) |
| cm |
|
0.394 |
|
inch (in) |
| centipoise (cP) |
|
0.001 |
|
pascal·sec (Pa·s) |
| centistokes (cSt) |
|
1x10-6 |
|
m2/sec (m2/s) |
| cubic feet/second (cfs) |
|
0.646317 |
|
million gallons/day (mgd) |
| cubic foot (ft3) |
|
7.481 |
|
gallon |
| cubic meter (m3) |
|
1,000 |
|
Liters |
| electronvolt (eV) |
|
1.602x10-19 |
|
joule (J) |
| |
|
|
|
|
| foot (ft) |
|
30.48 |
|
cm |
| ft |
|
0.3048 |
|
meter (m) |
| ft-pound (ft-lbf) |
|
1.285x10-3 |
|
Btu |
| ft-lbf |
|
3.766x10-7 |
|
kilowatt-hr (kWh) |
| ft-lbf |
|
0.324 |
|
calorie (g-cal) |
| ft-lbf |
|
1.356 |
|
joule (J) |
| ft-lbf/sec |
|
1.818x10-3 |
|
horsepower (hp) |
| |
|
|
|
|
| gallon (US Liq) |
|
3.785 |
|
liter (L) |
| gallon (US Liq) |
|
0.134 |
|
ft3 |
| gallons of water |
|
8.3453 |
|
pounds of water |
| gamma |
|
1x10-9 |
|
tesla (T) |
| gauss |
|
1x10-4 |
|
T |
| gram (g) |
|
2.205x10-3 |
|
pound (lbm) |
| |
|
|
|
|
| hectare |
|
1x104 |
|
square meters (m2) |
| hectare |
|
2.47104 |
|
acres |
| horsepower (hp) |
|
42.4 |
|
Btu/min |
| hp |
|
745.7 |
|
watt (W) |
| hp |
|
33,000 |
|
(ft-lbf)/min |
| hp |
|
550 |
|
(ft-lbf)/sec |
| hp-hr |
|
2,544 |
|
Btu |
| hp-hr |
|
1.98x106 |
|
ft-lbf |
| hp-hr |
|
2.68x106 |
|
joule (J) |
| hp-hr |
|
0.746 |
|
kWh |
| |
|
|
|
|
| inch (in) |
|
2.540 |
|
centimeter (cm) |
| in of Hg |
|
0.0334 |
|
atm |
| in of Hg |
|
13.6 |
|
in of water |
| in of water |
|
0.0361 |
|
lbf/in2 (psi) |
| in of water |
|
0.002458 |
|
atm |
|
| joule (J) |
|
9.478x10-4 |
|
Btu |
| J |
|
0.7376 |
|
ft-lbf |
| J |
|
1 |
|
newton·m (N·m) |
| J/s |
|
1 |
|
watt (W) |
| |
|
|
|
|
| kilogram (kg) |
|
2.205 |
|
pound (lbm) |
| kgf |
|
9.8066 |
|
newton (N) |
| kilometer |
|
3,281 |
|
feet |
| km/hr |
|
0.621 |
|
mph |
| kilopascal (kPa) |
|
0.145 |
|
lbf/in2 (psi) |
| kilowatt (kW) |
|
1.341 |
|
horsepower (hp) |
| kW |
|
3,413 |
|
Btu/hr |
| kW |
|
737.6 |
|
(ft-lbf)/sec |
| kW-hour (kWh) |
|
3,413 |
|
Btu |
| kWh |
|
1.341 |
|
hp-hr |
| kWh |
|
3.6x106 |
|
joule (J) |
| kip (K) |
|
1,000 |
|
lbf |
| K |
|
4,448 |
|
newton (N) |
| |
|
|
|
|
| liter (L) |
|
61.02 |
|
in3 |
| L |
|
0.264 |
|
gallon (US Liq) |
| L |
|
10-3 |
|
m3 |
| L/second (L/s) |
|
2.119 |
|
ft3/min (cfm) |
| L/s |
|
15.85 |
|
gal (US)/min (gpm) |
| |
|
|
|
|
| meter (m) |
|
3.281 |
|
feet (ft) |
| m |
|
1.094 |
|
yard |
| m/second (m/s) |
|
196.8 |
|
feet/min (ft/min) |
| mile (statute) |
|
5,280 |
|
feet (ft) |
| mile (statute) |
|
1.609 |
|
kilometer (km) |
| mile/hour (mph) |
|
88.0 |
|
feet/min (fpm) |
| mph |
|
1.609 |
|
km/h |
| mm of Hg |
|
1.316x10-3 |
|
atm |
| mm of water |
|
9.678x10-5 |
|
atm |
| |
|
|
|
|
| newton (N) |
|
0.225 |
|
lbf |
| N·m |
|
0.7376 |
|
ft-lbf |
| N·m |
|
1 |
|
joule (J) |
| |
|
|
|
|
| pascal (Pa) |
|
9.869x10-6 |
|
atmosphere (atm) |
| Pa |
|
1 |
|
newton/m2 (N/m2) |
| Pa·sec (Pa·s) |
|
10 |
|
poise (P) |
| pound (lbm,avdp) |
|
0.454 |
|
kilogram (kg) |
| lbf |
|
4.448 |
|
N |
| lbf-ft |
|
1.356 |
|
N·m |
| lbf/in2 (psi) |
|
0.068 |
|
atm |
| psi |
|
2.307 |
|
ft of water |
| psi |
|
2.036 |
|
in of Hg |
| psi |
|
6,895 |
|
Pa |
| |
|
|
|
|
| radian |
|
180/pi |
|
degree |
| |
|
|
|
|
| stokes |
|
1x10-4 |
|
m2/s |
| |
|
|
|
|
| therm |
|
1x105 |
|
Btu |
| |
|
|
|
|
| watt (W) |
|
3.413 |
|
Btu/hr |
| W |
|
1.341x10-3 |
|
horsepower (hp) |
| W |
|
1 |
|
joule/sec (J/s) |
| weber/m2 (Wb/m2) |
|
10,000 |
|
gauss |
| |
|
|
|
|
| |
|
|
|
|
|
