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Revision A
7.2
Conversion Chart
Table 7.15 Conversion Chart
Quantity
SI Units (Metric)
Factor
US Customary Units (Standard)
Unit Name
Abbreviation
Unit Name
Abbreviation
Area
hectare
ha
x 2.4710 =
acre
acres
Flow
liters per minute
L/min
x 0.2642 =
US gallons per minute
gpm
Force
Newton
N
x 0.2248 =
pound force
lbf
Length
millimeter
mm
x 0.0394 =
inch
in.
Length
meter
m
x 3.2808 =
foot
ft.
Power
kilowatt
kW
x 1.341 =
horsepower
hp
Pressure
kilopascal
kPa
x 0.145 =
pounds per square inch
psi
Pressure
megapascal
MPa
x 145.038 =
pounds per square inch
psi
Pressure
bar (Non-SI)
bar
x 14.5038 =
pounds per square inch
psi
Torque
Newton meter
Nm
x 0.7376 =
pound feet or
foot pounds
lbf·ft
Torque
Newton meter
Nm
x 8.8507 =
pound inches or
inch pounds
lbf·in
Temperature
degrees Celsius
°C
(°C x 1.8) + 32 =
degrees Fahrenheit
°F
Velocity
meters per minute
m/min
x 3.2808 =
feet per minute
ft/min
Velocity
meters per second
m/s
x 3.2808 =
feet per second
ft/s
Velocity
kilometers per hour
km/h
x 0.6214 =
miles per hour
mph
Volume
liter
L
x 0.2642 =
US gallon
US gal
Volume
milliliter
mL
x 0.0338 =
ounce
oz.
Volume
cubic centimeter
cm
3
or cc
x 0.061 =
cubic inch
in.
3
Weight
kilogram
kg
x 2.2046 =
pound
lb.