Supported units of measure
- Last UpdatedSep 25, 2025
- 7 minute read
The following table shows the supported units of measure. Supported units of measure are read-only.
|
Uom Id |
Abbreviation |
Quantity Id |
Conversion Factor |
Conversion Offset |
|---|---|---|---|---|
|
micrometer |
µm |
Length |
0.000001 |
0 |
|
nanometer |
nm |
Length |
0.000000001 |
0 |
|
cubic foot per minute |
ft3/min |
Volume Flow Rate |
0.000471947443 |
0 |
|
hectopascal |
hPa |
Pressure |
100 |
0 |
|
millibar |
mbar |
Pressure |
100 |
0 |
|
milliwatt hour |
mWh |
Energy |
3.60 |
0 |
|
newton meter |
Nm |
Energy |
1 |
0 |
|
microgram per cubic meter |
µg/m3 |
Density |
0.000000001 |
0 |
|
millimeter per square second |
mm/s2 |
Acceleration |
0.001 |
0 |
|
meter per square second |
m/s2 |
Acceleration |
1 |
0 |
|
decisiemens per meter |
dS/m |
Conductivity |
0.1 |
0 |
|
siemens per meter |
S/m |
Conductivity |
1 |
0 |
|
microsiemens per centimeter |
µS/cm |
Conductivity |
0.0001 |
0 |
|
count per liter |
Count/L |
Quantity per Volume |
0.001 |
0 |
|
count per cubic meter |
Count/m3 |
Quantity per Volume |
1 |
0 |
|
watt-hours per mile |
Wh/mi |
Energy per Length |
0.44704 |
0 |
|
joule per meter |
J/m |
Energy per Length |
1 |
0 |
|
inverse centimeter |
cm-1 |
Reciprocal length |
100 |
0 |
|
inverse meter |
m-1 |
Reciprocal length |
1 |
0 |
|
lux |
Lx |
Illuminance |
1 |
0 |
|
watt per square meter |
W/m2 |
Irradiance |
1 |
0 |
|
count |
count |
Quantity |
1 |
0 |
|
Ampere hour |
Ah |
Electric Charge |
3600 |
0 |
|
coulomb |
C |
Electric Charge |
1 |
0 |
|
kilogram per second |
kg/s |
Mass Flow Rate |
1 |
0 |
|
long ton per day |
lton/d |
Mass Flow Rate |
0.011759802 |
0 |
|
million pound per day |
MMlb/d |
Mass Flow Rate |
5.24991169 |
0 |
|
short ton per day |
ston/d |
Mass Flow Rate |
0.010499823 |
0 |
|
thousand pound per day |
klb/d |
Mass Flow Rate |
0.005249912 |
0 |
|
gram per second |
g/s |
Mass Flow Rate |
0.001 |
0 |
|
pound per second |
lb/s |
Mass Flow Rate |
0.45359237 |
0 |
|
tonne per day |
t/d |
Mass Flow Rate |
0.011574074 |
0 |
|
long ton |
lton |
Mass |
1016.046909 |
0 |
|
million pound |
MM lb |
Mass |
453592.37 |
0 |
|
ounce |
oz |
Mass |
0.028349523 |
0 |
|
short ton |
ston |
Mass |
907.18474 |
0 |
|
thousand pound |
klb |
Mass |
453.59237 |
0 |
|
ton |
ton |
Mass |
907.18474 |
0 |
|
gram |
g |
Mass |
0.001 |
0 |
|
milligram |
mg |
Mass |
1.00E-06 |
0 |
|
pound |
lb |
Mass |
0.45359237 |
0 |
|
tonne |
t |
Mass |
1000 |
0 |
|
kilogram |
kg |
Mass |
1 |
0 |
|
second |
s |
Time |
1 |
0 |
|
hour |
h |
Time |
3600 |
0 |
|
day |
d |
Time |
86400 |
0 |
|
month |
month |
Time |
2628000 |
0 |
|
week |
week |
Time |
604800 |
0 |
|
year |
yr |
Time |
31536000 |
0 |
|
minute |
min |
Time |
60 |
0 |
|
dyne |
dyne |
Force |
1.00E-05 |
0 |
|
kilogram-force |
kgf |
Force |
9.80665 |
0 |
|
pound-force |
lbf |
Force |
4.448221615 |
0 |
|
newton |
N |
Force |
1 |
0 |
|
watt |
W |
Power |
1 |
0 |
|
million British thermal unit per day |
MM Btu/d |
Power |
12211.29459 |
0 |
|
million British thermal unit per hour |
MM Btu/h |
Power |
293071.0702 |
0 |
|
gigawatt |
GW |
Power |
1000000000 |
0 |
|
megawatt |
MW |
Power |
1000000 |
0 |
|
British thermal unit per hour |
Btu/h |
Power |
0.29307107 |
0 |
|
calorie per second |
cal/s |
Power |
4.1868 |
0 |
|
horsepower |
hp |
Power |
745.6998716 |
0 |
|
joule per second |
J/s |
Power |
1 |
0 |
|
kilowatt |
kW |
Power |
1000 |
0 |
|
megajoule per hour |
MJ/h |
Power |
277.7777778 |
0 |
|
million calorie per hour |
MMcal/h |
Power |
1163 |
0 |
|
mole per second |
mol/s |
Molar Flow Rate |
1 |
0 |
|
gram mole per second |
gmol/s |
Molar Flow Rate |
1 |
0 |
|
kilogram mole per second |
kmol/s |
Molar Flow Rate |
1000 |
0 |
|
pound mole per second |
lbmol/s |
Molar Flow Rate |
453.59237 |
0 |
|
meter |
m |
Length |
1 |
0 |
|
centimeter |
cm |
Length |
0.01 |
0 |
|
inch |
in |
Length |
0.0254 |
0 |
|
International nautical mile |
nmi |
Length |
1852 |
0 |
|
kilometer |
km |
Length |
1000 |
0 |
|
millimeter |
mm |
Length |
0.001 |
0 |
|
foot |
ft |
Length |
0.3048 |
0 |
|
mile |
mi |
Length |
1609.344 |
0 |
|
sixteenth of an inch |
sxi |
Length |
0.0015875 |
0 |
|
yard |
yd |
Length |
0.9144 |
0 |
|
candela |
cd |
Luminous Intensity |
1 |
0 |
|
meter per second |
m/s |
Speed |
1 |
0 |
|
centimeter per second |
cm/s |
Speed |
0.01 |
0 |
|
foot per second |
ft/s |
Speed |
0.3048 |
0 |
|
International nautical mile per hour |
nmi/h |
Speed |
0.514444444 |
0 |
|
kilometer per hour |
km/h |
Speed |
0.277777778 |
0 |
|
mile per hour |
mi/h |
Speed |
0.44704 |
0 |
|
revolution per minute |
rpm |
Angular Velocity |
0.104719755 |
0 |
|
radian per second |
rad/s |
Angular Velocity |
1 |
0 |
|
barrel per day |
bbl/d |
Volume Flow Rate |
1.84E-06 |
0 |
|
cubic centimeter per second |
cm3/s |
Volume Flow Rate |
1.00E-06 |
0 |
|
cubic foot per second |
ft3/s |
Volume Flow Rate |
0.028316847 |
0 |
|
cubic meter per hour |
m3/h |
Volume Flow Rate |
0.000277778 |
0 |
|
Imperial gallon per minute |
Imp gal/min |
Volume Flow Rate |
7.58E-05 |
0 |
|
liter per second |
L/s |
Volume Flow Rate |
0.001 |
0 |
|
US gallon per minute |
US gal/min |
Volume Flow Rate |
6.31E-05 |
0 |
|
cubic meter per second |
m3/s |
Volume Flow Rate |
1 |
0 |
|
pascal |
Pa |
Pressure |
1 |
0 |
|
atmosphere |
atm |
Pressure |
101325 |
0 |
|
bar |
bar |
Pressure |
100000 |
0 |
|
inches of mercury |
inHg |
Pressure |
3386.388158 |
0 |
|
kilogram-force per square centimeter |
kgf/cm2 |
Pressure |
98066.5 |
0 |
|
kilogram-force per square meter |
kgf/m2 |
Pressure |
9.80665 |
0 |
|
kilopascal |
kPa |
Pressure |
1000 |
0 |
|
millimeter of mercury |
mmHg |
Pressure |
133.3223684 |
0 |
|
newton per square meter |
N/m2 |
Pressure |
1 |
0 |
|
pound-force per square inch |
psi |
Pressure |
6894.757293 |
0 |
|
pound-force per square inch (customary) |
psia |
Pressure |
6894.757293 |
0 |
|
torr |
torr |
Pressure |
133.3223684 |
0 |
|
square meter |
m2 |
Area |
1 |
0 |
|
square foot |
ft2 |
Area |
0.09290304 |
0 |
|
acre |
acre |
Area |
4046.856422 |
0 |
|
square mile |
mi2 |
Area |
2589988.11 |
0 |
|
square yard |
yd2 |
Area |
0.83612736 |
0 |
|
hectare |
ha |
Area |
10000 |
0 |
|
square centimeter |
cm2 |
Area |
0.0001 |
0 |
|
square inch |
in2 |
Area |
0.00064516 |
0 |
|
square kilometer |
km2 |
Area |
1000000 |
0 |
|
square millimeter |
mm2 |
Area |
1.00E-06 |
0 |
|
yobibyte |
YiB |
Computer Storage |
1.21E+24 |
0 |
|
zebibyte |
ZiB |
Computer Storage |
1.18E+21 |
0 |
|
exbibyte |
EiB |
Computer Storage |
1.15E+18 |
0 |
|
pebibyte |
PiB |
Computer Storage |
1.13E+15 |
0 |
|
tebibyte |
TiB |
Computer Storage |
1.10E+12 |
0 |
|
gibibyte |
GiB |
Computer Storage |
1073741824 |
0 |
|
mebibyte |
MiB |
Computer Storage |
1048576 |
0 |
|
kibibyte |
KiB |
Computer Storage |
1024 |
0 |
|
yottabyte |
YB |
Computer Storage |
1.00E+24 |
0 |
|
zettabyte |
ZB |
Computer Storage |
1.00E+21 |
0 |
|
exabyte |
EB |
Computer Storage |
1.00E+18 |
0 |
|
petabyte |
PB |
Computer Storage |
1.00E+15 |
0 |
|
terabyte |
TB |
Computer Storage |
1.00E+12 |
0 |
|
gigabyte |
GB |
Computer Storage |
1000000000 |
0 |
|
megabyte |
MB |
Computer Storage |
1000000 |
0 |
|
kilobyte |
kB |
Computer Storage |
1000 |
0 |
|
byte |
B |
Computer Storage |
1 |
0 |
|
kelvin |
K |
Temperature |
1 |
0 |
|
degree Celsius |
°C |
Temperature |
1 |
273.15 |
|
degree Rankine |
°R |
Temperature |
0.555555556 |
-2.56E-13 |
|
degree Fahrenheit |
°F |
Temperature |
0.555555556 |
255.3722222 |
|
milliampere |
mA |
Electric Current |
0.001 |
0 |
|
ampere |
A |
Electric Current |
1 |
0 |
|
joule per gram |
J/g |
Specific Energy |
1000 |
0 |
|
joule per kilogram |
J/kg |
Specific Energy |
1 |
0 |
|
British thermal unit per pound |
Btu/lb |
Specific Energy |
2326 |
0 |
|
kilocalorie per kilogram |
kcal/kg |
Specific Energy |
4186.8 |
0 |
|
kilojoule per kilogram |
kJ/kg |
Specific Energy |
1000 |
0 |
|
kilojoule per pound |
kJ/lb |
Specific Energy |
2204.622622 |
0 |
|
British thermal unit per degree Rankine |
Btu/°R |
Entropy and Heat Capacity |
1899.100535 |
0 |
|
British thermal unit per degree Fahrenheit |
Btu/°F |
Entropy and Heat Capacity |
1899.100535 |
0 |
|
kilojoule per kelvin |
kJ/K |
Entropy and Heat Capacity |
1000 |
0 |
|
joule per kelvin |
J/K |
Entropy and Heat Capacity |
1 |
0 |
|
cubic foot per pound |
ft3/lb |
Specific Volume |
0.062427961 |
0 |
|
cubic centimeter per gram |
cm3/g |
Specific Volume |
0.001 |
0 |
|
cubic meter per kilogram |
m3/kg |
Specific Volume |
1 |
0 |
|
hertz |
Hz |
Frequency |
1 |
0 |
|
mole |
mol |
Amount of Substance |
1 |
0 |
|
gram mole |
gmol |
Amount of Substance |
1 |
0 |
|
kilogram mole |
kmol |
Amount of Substance |
1000 |
0 |
|
pound mole |
lbmol |
Amount of Substance |
453.59237 |
0 |
|
percent |
% |
Ratio |
1 |
0 |
|
parts per billion |
ppb |
Ratio |
1.00E-07 |
0 |
|
parts per million |
ppm |
Ratio |
0.0001 |
0 |
|
ohm |
W |
Electric Resistance |
1 |
0 |
|
gram per gram mole |
g/gmol |
Molecular Weight |
0.001 |
0 |
|
pound per pound mole |
lb/lbmol |
Molecular Weight |
0.001 |
0 |
|
kilogram per mole |
kg/mol |
Molecular Weight |
1 |
0 |
|
kilogram per kilogram mole |
kg/kmol |
Molecular Weight |
0.001 |
0 |
|
British thermal unit per pound degree Rankine |
Btu/(lb °R) |
Specific Entropy and Specific Heat Capacity |
4186.8 |
0 |
|
British thermal unit per pound degree Fahrenheit |
Btu/(lb °F) |
Specific Entropy and Specific Heat Capacity |
4186.8 |
0 |
|
joule per gram kelvin |
J/(g K) |
Specific Entropy and Specific Heat Capacity |
1000 |
0 |
|
kilojoule per kilogram kelvin |
kJ/(kg K) |
Specific Entropy and Specific Heat Capacity |
1000 |
0 |
|
joule per kilogram kelvin |
J/(kg K) |
Specific Entropy and Specific Heat Capacity |
1 |
0 |
|
kilovolt |
kV |
Electric Potential |
1000 |
0 |
|
millivolt |
mV |
Electric Potential |
0.001 |
0 |
|
megavolt |
MV |
Electric Potential |
1000000 |
0 |
|
volt |
V |
Electric Potential |
1 |
0 |
|
joule |
J |
Energy |
1 |
0 |
|
gigawatt hour |
GWh |
Energy |
3.60E+12 |
0 |
|
megawatt hour |
MWh |
Energy |
3600000000 |
0 |
|
watt hour |
Wh |
Energy |
3600 |
0 |
|
British thermal unit |
Btu |
Energy |
1055.055853 |
0 |
|
calorie |
cal |
Energy |
4.1868 |
0 |
|
gigajoule |
GJ |
Energy |
1000000000 |
0 |
|
kilojoule |
kJ |
Energy |
1000 |
0 |
|
kilowatt hour |
kWh |
Energy |
3600000 |
0 |
|
megajoule |
MJ |
Energy |
1000000 |
0 |
|
watt second |
Ws |
Energy |
1 |
0 |
|
kilocalorie |
kcal |
Energy |
4186.8 |
0 |
|
million calorie |
MMcal |
Energy |
4186800 |
0 |
|
million British thermal unit |
MM Btu |
Energy |
1055055853 |
0 |
|
acre foot |
acre ft |
Volume |
1233.481838 |
0 |
|
million imperial gallon |
Imp Mgal |
Volume |
4546.09 |
0 |
|
thousand imperial gallon |
Imp kgal |
Volume |
4.54609 |
0 |
|
barrel |
bbl |
Volume |
0.158987295 |
0 |
|
Imperial gallon |
Imp gal |
Volume |
0.00454609 |
0 |
|
million US gallon |
US Mgal |
Volume |
3785.411784 |
0 |
|
thousand US gallon |
US kgal |
Volume |
3.785411784 |
0 |
|
cubic centimeter |
cm3 |
Volume |
1.00E-06 |
0 |
|
cubic foot |
ft3 |
Volume |
0.028316847 |
0 |
|
kiloliter |
kL |
Volume |
1 |
0 |
|
liter |
L |
Volume |
0.001 |
0 |
|
megaliter |
M L |
Volume |
1000 |
0 |
|
milliliter |
mL |
Volume |
1.00E-06 |
0 |
|
thousand cubic meter |
k m3 |
Volume |
1000 |
0 |
|
US gallon |
US gal |
Volume |
0.003785412 |
0 |
|
million barrel |
MMbbl |
Volume |
158987.2949 |
0 |
|
thousand barrel |
kbbl |
Volume |
158.9872949 |
0 |
|
cubic meter |
m3 |
Volume |
1 |
0 |
|
kilogram per cubic meter |
kg/m3 |
Density |
1 |
0 |
|
gram per liter |
g/L |
Density |
1 |
0 |
|
kilogram per liter |
kg/L |
Density |
1000 |
0 |
|
pound per barrel |
lb/bbl |
Density |
2.853010174 |
0 |
|
pound per cubic foot |
lb/ft3 |
Density |
16.01846337 |
0 |
|
pound per US gallon |
lb/US gal |
Density |
119.8264273 |
0 |
|
tonne per cubic meter |
t/m3 |
Density |
1000 |
0 |
|
radian |
rad |
Plane Angle |
1 |
0 |
|
degree |
° |
Plane Angle |
0.017453293 |
0 |
|
revolution |
r |
Plane Angle |
6.283185307 |
0 |
|
pascal second |
Pa*s |
Dynamic Viscosity |
1 |
0 |
|
poise |
P |
Dynamic Viscosity |
0.1 |
0 |
|
delta degree Fahrenheit |
delta °F |
Temperature (Delta) |
0.555555556 |
0 |
|
delta degree Rankine |
delta °R |
Temperature (Delta) |
0.555555556 |
0 |
|
delta kelvin |
delta K |
Temperature (Delta) |
1 |
0 |
|
delta degree Celsius |
delta °C |
Temperature (Delta) |
1 |
0 |