Sl* METRIC INFORMATION
GUIDE
BASE UNITS
DESCRIPTION
UNIT
length
meter
mass
kilogram
force
Newton
liquid
liter
temperature
Celsius
pressure
kilo pascal
torque
Newton meter
speed
kilometer per hour
PREFIXES
PREFIX
SYMBOL
MEANING
kilo
k
one thousand
centi
c
one hundredth of
milli
m
one thousandth of
CONVERSION FACTORS
TO CONVERT
TOt
lbf•ft
lbf•in
imp. oz
U.S. oz
imp. gal.
U.S. gal.
in
mm
in
em
ft
m
MPH
km/h
in
2
cm
2
in
3
cm
3
imp. oz
ml
U.S. oz
ml
imp. gal.
I
U.S. gal.
I
oz
g
lb
kg
lbf
N
lbf•in
N•m
lbf•ft
N•m
PSI
kPa
Fahrenheit
Celsius
Celsius
Fahrenheit
SYMBOL
m
kg
N
I
oc
kPa
N•m
km/h
VALUE
1000
0.01
0.001
MULTIPLY BY
12
0.96
1.2
25.4
2.54
0.3
1.61
6.45
16.39
28.41
29.57
4.55
3.79
28.35
0.45
4.4
0.11
1.36
6.89
(°F- 32)
X
5/9
(°C
X
1.8)
+
32
*The international system of units abbreviates "SI" in all languages.
tTo obtain the inverse sequence, divide by the given factor. To convert "mm" to "in", divide
by 25.4.
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