86
SI* METRIC INFORMATION GUIDE
* The international system of units abbreviates SI in all languages.
To obtain the reverse sequence, divide by the given factor. To convert
milli-
meters
to
inches
, divide by 25.4.
NOTE:
Conversion factors are rounded off to 2 decimals for easier use.
BASE UNITS
DESCRIPTION
length ..................................................
mass....................................................
force ....................................................
liquid ....................................................
temperature.........................................
pressure ..............................................
torque ..................................................
land velocity.........................................
UNIT
meter ..................................
kilogram..............................
newton ...............................
liter .....................................
Celsius................................
kilo pascal ...........................
newton-meter.....................
kilometer per hour ..............
SYMBOL
m
kg
N
L
°C
kPa
N•m
km/h
PREFIXES
PREFIX
kilo .......................
centi ....................
milli ......................
micro ...................
SYMBOL
k .........................
c .........................
m .......................
µ.........................
MEANING
one thousand......................
one hundredth of ................
one thousandth of ..............
one millionth of...................
VALUE
1000
0.01
0.001
0.000001
CONVERSION FACTORS
TO CONVERT
in .........................................................
in .........................................................
in² ........................................................
in³ ........................................................
ft ..........................................................
oz.........................................................
lb .........................................................
lbf ........................................................
lbf•
in
...................................................
lbf•ft ....................................................
lbf•ft ....................................................
PSI .......................................................
imp. oz.................................................
imp. oz.................................................
imp. gal................................................
imp. gal................................................
U.S. oz .................................................
U.S. gal ................................................
MPH ....................................................
Fahrenheit ...........................................
Celsius.................................................
hp ........................................................
TO
mm .....................................
cm ......................................
cm² .....................................
cm³ .....................................
m ........................................
g .........................................
kg........................................
N .........................................
N•m....................................
N•m....................................
lbf•
in
..................................
kPa......................................
U.S. oz ................................
mL ......................................
U.S. gal ...............................
L .........................................
mL ......................................
L .........................................
km/h ...................................
Celsius................................
Fahrenheit ..........................
kW ......................................
MULTIPLY BY
25.4
2.54
6.45
16.39
0.3
28.35
0.45
4.4
0.11
1.36
12
6.89
0.96
28.41
1.2
4.55
29.57
3.79
1.61
(°F - 32) ÷ 1.8
(°C x 1.8) + 32
.75
vmo2000_002b.fm Page 86 Friday, September 17, 1999 10:58 AM