61
SI* METRIC INFORMATION
* The international system of units abbreviates SI in all languages.
To obtain the reverse sequence, divide by the given factor. Example: to convert
millimeters 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........................................
navigation velocity ..............................
UNIT
meter .................................
kilogram .............................
newton ..............................
liter.....................................
Celsius ...............................
kilopascal ...........................
newton-meter ....................
kilometer per hour .............
knot....................................
SYMBOL
m
kg
N
L
°C
kPa
N•m
km/h
kn
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 ...............................................
knot ....................................................
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.........................................
MPH ..................................
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
1.15
1.61
(°F - 32) ÷ 1.8
(°C x 1.8) + 32
.75
smo2000-001b.fm Page 61 Tuesday, May 4, 1999 1:20 PM
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