REFERENCE
7.3 Conversion Chart
Table 7.15 Conversion Chart
Inch-Pound Units
SI Units (Metr
ic)
Quantity
Unit Name Abbreviation
Factor
Unit Name Abbreviation
Area
acres acres
x 0.4047 = hectares ha
Flow
US gallons
per minute
gpm
x 3.78 54 = liters per minute
L/min
Force
pounds for
ce
lbf
x 4.4482 = Newtons N
inch in. x 2 5.4 = millimeters
mm
Length
foot ft.
x0.305=
meters
m
Power horsepower hp x 0.7457 = kilowatts kW
x 6.8948 = kilopascals kPa
x .00689
=
megapas
cals
MPaPressure
pounds per
square inch
psi
÷ 14.5038 =
bar (Non-SI)
bar
pound feet or
foot pounds
ft·lbf
x 1.3558 = Newton meters N·m
Torque
pound inches or
inch pounds
in·lbf
x 0.1129 = Newton meters N·m
Tempe
rature
degree
s
Fahre
nheit
˚F(˚F-32) x 0.56 =
Celsius
˚C
feet per minute ft/min x 0.304
8=
meters per
minute
m/min
feet pe r second ft/s
x 0.3048 =
meters per
second
m/s
Veloc
ity
miles per hour mph x 1.6063 =
kilometers pe r
hour
km/h
US gallons US gal
x 3.7854 = liters L
oun
ces
oz.
x 2 9.5735 = milliliters m l
Volume
cub
ic inch e s
in
3
x16
.3871 =
cubi
c
cen
timeters
cm
3
or cc
Weight pounds lb. x 0.4536 = kilograms kg
147910
27
2
Revision A