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Cat. Display Name Unit Cat. Display Name Unit
Temperature
°C degrees Celsius
Pressure
Pa Pascal
K Kelvin kPa Kilo Pascal
°F degrees Fahrenheit mmH
2
O millimeter of water
°R degrees Rankine mmHg millimeter of Mercury
Velocity
m/s meter per second atm atmosphere
km/h kilometer per hour inH
2
O inch of water
knot knot inHg inch of Mercury
ft/s foot per second lbf/in
2
pound per square
inch
mile/h mile per hour bar bar
Mass
u atomic mass unit kgf/cm
2
kilogram force per
square centimeter
mg milligram
Energy/Work
eV electron Volt
g gram J Joule
kg kilogram cal
th
calorie
th
mton metric ton cal
15
calorie (15°C)
oz avoirdupois ounce cal
IT
calorie
IT
lb pound mass kcal
th
kilocalorie
th
slug slug kcal
15
kilocalorie (15°C)
ton(short) ton, short (2000lbm) kcal
IT
kilocalorie
IT
ton(long) ton, long (2240lbm) l-atm liter atmosphere
Force/Weight
N newton kW
•
h kilowatt hour
lbf pound of force ft
•
lbf foot-pound
tonf ton of force Btu British thermal unit
dyne dyne erg erg
kgf kilogram of force kgf
•
m kilogram force meter
Power
W watt
cal
th
/s calorie per second
hp horsepower
ft
•
lbf/s
foot-pound per
second
Btu/min
British thermal unit
per minute
Source: NIST Special Publication 811 (2008)
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