REFERENCE
8.3 Conversion Chart
Table 8.17 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 3.7854 = Liters per minute
L/min
Force
Pounds for
ce
lbf
x 4.4482 = Newtons N
Inch in. x 25.4 = Millime te rs
mm
Length
Foot
ft.
x 0. 30 5 = 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
Torq u e
Pound inc hes or
inch pounds
in·lbf
x 0.1129 = Newton meters N·m
Temp e
rature
Degre
es
Fahr
enheit
˚F(˚F-32) x 0.56 =
Celsius
˚C
Feet per minute
ft/min
x 0.3048 =
Meters per
minute
m/min
Feet per second
ft/s
x 0.3048 =
Meters per
second
m/s
Velocity
Mil
es per hour
mph x 1.
6063 =
Kil
ometres per
hou
r
km/h
US gallons US gal
x 3.7854 = Liters L
Ounces
oz.
x 2 9.5735 = Milliliters ml
Volume
C
ubic inch es in.
3
x 16.3871 =
C
ubic
c
entimeters
cm
3
or cc
Weight Pounds lbs x 0.4536 = Kilograms kg
147649 468 Revision A