Section 09 TECHNICAL DATA
Sub-Section 01 (SI METRIC INFORMATION GUIDE)
09-01-1
TECHNICAL DATA 1
SI* METRIC INFORMATION GUIDE
*The international system of units abbreviates SI in all languages.
†To obtain the inverse sequence, divide by the given factor. To convert ’’mm’’ to ’’in’’, divide by 25.4.
NOTE :
Conversion factors are rounded off to 2 decimals for easier use.
BASE UNITS
DESCRIPTION UNIT SYMBOL
length ..................................................................
mass ....................................................................
force ....................................................................
liquid ....................................................................
temperature ........................................................
pressure ..............................................................
torque ..................................................................
speed ..................................................................
meter .....................................................
kilogram .................................................
newton ...................................................
liter .........................................................
Celsius ...................................................
kilopascal ................................................
newton•meter .......................................
kilometer per hour ..................................
m
kg
N
L
°C
kPa
N•m
km/h
PREFIXES
PREFIX SYMBOL MEANING VALUE
kilo ................................
centi .............................
milli ...............................
micro ............................
k ...............................
c ...............................
m ..............................
µ
...............................
one thousand .........................................
one hundredth ........................................
one thousandth ......................................
one millionth ..........................................
1 000
0.01
0.001
0.000001
CONVERSION FACTORS
TO CONVERT TO †MULTIPLY BY
in .........................................................................
in .........................................................................
in
2
........................................................................
in
3
........................................................................
ft ..........................................................................
oz .........................................................................
lb .........................................................................
lbf ........................................................................
lbf•in ...................................................................
lbf•ft ....................................................................
lbf•ft ....................................................................
PSI (lbf/in
2
) ..........................................................
imp. oz .................................................................
imp. oz .................................................................
imp. gal ................................................................
imp. gal ................................................................
U.S. oz .................................................................
U.S. gal ................................................................
MPH ....................................................................
Fahrenheit ...........................................................
Celsius .................................................................
mm .........................................................
cm ..........................................................
cm
2
.........................................................
cm
3
.........................................................
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 ..............................................
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
×
1.8)
+
32
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