Tabella Conversione Area - ESA Pyronics International

Tabella 02 rev01 06/96
FATTORI DI CONVERSIONE TRA LE UNITA’ DI MISURA
CONVERSION FACTORS AMONG THE UNITS OF MEASUREMENT
Area
Area
Unità base del sistema SI: metro quadro (m2)
Basic unit of SI system: square metre (m2)
Unità di misura
Measuring unit
Simbolo
Symbol
m2
cm2
in2
ft2
yd2
rd2
rood
ac
metro quadro
square metre
m2
1
104
1550,0
10,7639
1,1960
0,0395
0,988 x 10-3
0,247 x 10-3
centimetro quadro
square centimetre
cm2
10-4
1
0,1550
10,764 x 10-4
1,196 x 10-4
3,954 x 10-6
98,846 x 10-9
24,710 x 10-9
pollice quadro
square inch
in2
6,452 x 10-4
6,4516
1
6,944 x 10-3
7,716 x 10-4
25,508 x 10-6
0,638 x 10-6
0,1594 x 10-6
piede quadro
square foot
ft2
9,290 x 10-2
928,030
144
1
0,1111
3,673 x 10-3
0,9183 x 10-4
2,2957 x 10-5
iarda quadra
square yard
yd2
0,8361
8361,274
1296
9
1
0,0031
0,8264 x 10-3
0,2066 x 10-3
pertica perch
(square rod)
rd2
25,2929
25,293 x 104
39,204 x 103
272,2505
30,25
1
0,025
0,625 x 10-2
rood
rood
1011,714
1011,71 x 104
1,568 x 106
10890,00
1210,00
40
1
0,25
acro
acre
ac
4046,856
4046,86 x 104
627,264 x 104
43560,0
4840,0
160
4
1
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Tabella 02 rev01 06/96
Altri fattori di conversione per unità di misura di area
Other conversion factors for area units
Per passare da
For changing from
a
to
moltiplicare per
multiply by
inversamente per
inversely by
acro - acre
ettaro (ha) - hectare
0,4047
2,471
iarda quadra (yd2) - square yard
ara (a=100m2) - are
0,8361
119,60
miglio quadrato (ml2 - stat.) - square mile
chilometro quadro (km2) - square kilometre
2,5900
0,3861
miglio quadrato (ml2 - stat.) - square mile
iarda quadra (yd2) - square yard
3097,60 x 103
0,3228 x 10-6
square (=100ft2)
ettaro (ha) - hectare
9,29 x 10-4
1076,43
square
metro quadro (m2) - square metre
9,290
0,1076
town ship (US)
chilometro quadrato (km2) - square kilometre
93,239
1,0725 x 10-2
2/2