| |
|
Misure di superficie
|
|
Unità =
|
cm2
|
m2
|
in2
|
ft2
|
yd2
|
|
1 cm2
|
1
|
-
|
0,155
|
-
|
-
|
|
1 m2
|
10 000
|
1
|
1 550
|
10,76
|
1,196
|
|
1 in2
|
6,452
|
-
|
1
|
-
|
-
|
|
1 ft2
|
929
|
0,0929
|
144
|
1
|
0,1111
|
|
1 yd2
|
8 361
|
0,8361
|
1 296
|
9
|
|
|
|
Simboli di Unità
|
|
Lunghezza
|
|
Superficie
|
|
|
m
|
metro
|
m2
|
metro quadro
|
|
km
|
chilometro
|
cm2
|
Centimetro quadro
|
|
cm
|
centimetro
|
in2
|
pollice quadro
|
|
in
|
pollice
|
ft2
|
Piede quadro
|
|
ft
|
piede
|
yd2
|
yard quadro
|
|
yd
|
yard
|
|
|
|
|
Misure solide
|
|
Unità =
|
cm3
|
m3
|
in3
|
ft3
|
yd3
|
|
1 cm3
|
1
|
-
|
0,06102
|
-
|
-
|
|
1 m3
|
-
|
1
|
61 023
|
35,31
|
1,31
|
|
1 in3
|
16,39
|
-
|
1
|
-
|
-
|
|
1 ft3
|
28 316
|
0,02832
|
1 728
|
1
|
0,037
|
|
1 yd3
|
-
|
0,7646
|
46 656
|
27
|
1
|
|
|
Temperature |
Solidi |
| °C |
Gradi Celsius
|
| °F |
Gradi
Fahrenheit
|
|
| m3
|
metro cubo
|
| cm3
|
centimetro
cubo
|
| in3
|
pollice cubo
|
|
ft3
|
piede
|
| yd3
|
yard cubo
|
|
|
Misure di energia
|
|
Unità =
|
kcal
|
kJ
|
kWh
|
btu
|
|
1 kcal
|
1
|
4,1868
|
1,1628x 10¯³
|
3,968
|
|
1 kJ
|
0,2388
|
1
|
2,777x 10¯ 4
|
0,9477
|
|
1 kWh
|
860
|
3,6
|
1
|
3 412
|
|
1 btu
|
0,2520
|
1,0551
|
2,930 x 10¯4
|
1
|
|
| Potenza
|
/Peso
|
Energia
|
| N |
Newton |
| kp |
Kilopond |
| lb |
Pound (libre) |
|
| kcal |
chilocalorie |
| J |
Joule |
| kWh |
chilowatt-ora |
| btu |
British Thermal |
|
Unit |
|
|
Wattaggio
|
|
Ion
|
Dosage
|
|
kJ/h
|
chilojoule per ora
|
R
|
Roentgen
|
|
kcal/h
|
chilocalorie per ora
|
C
|
Coulomb
|
|
kW
|
chilowatt
|
|
|
|
btu/h
|
British thermal
|
|
|
|
|
units per hour
|
|
|
|
A
|
Ampere
|
|
|
|
|
Misure di Wattaggio
|
|
Unità =
|
Kcal/h
|
kJ/h
|
kW
|
Btu/h
|
|
1 kcal/h
|
1
|
4,1868
|
1,1628x 10¯³
|
3,968
|
|
1 kJ/h
|
0,2388
|
1
|
2,777x 10¯ 4
|
0,9477
|
|
1 kW
|
860
|
3,6
|
1
|
3 412
|
|
1 btu/h
|
0,2520
|
1,0551
|
2,930 x 10¯4
|
1
|
|
|
Ion Dosage Energia
1 mr/h = 71,7
pA/kg
= 0,258 µC/kg
Temperature Measures
°C = 0,555 x (F° - 32)
°F = 1,8 x °C + 32
|
|
Misure di potenza
|
|
Unità =
|
kp
|
N
|
lb.
|
|
1 kp
|
1
|
9,80665
|
2,205
|
|
1 N
|
0,1019
|
1
|
0,2248
|
|
1 lb.
|
0,4535
|
4,447
|
1
|
|
|
Misure Lineari
|
|
Unità =
|
cm
|
m
|
km
|
in.
|
ft.
|
yd.
|
stat.mile
|
|
1 cm
|
1
|
0,01
|
10¯5
|
0,3937
|
0,03281
|
0,01094
|
-
|
|
1 m
|
100
|
1
|
0,001
|
39,37
|
3,281
|
1,094
|
-
|
|
1 km
|
100 000
|
1 000
|
1
|
39 370
|
3 281
|
1 094
|
0,6214
|
|
1 in.
|
2,54
|
0,0254
|
2,54 x 10¯5
|
1
|
0,08333
|
0,02778
|
-
|
|
1 ft.
|
30,48
|
0,3048
|
3,048 x 10¯4
|
12
|
1
|
0,3333
|
-
|
|
1 yd.
|
91,44
|
0,9144
|
9,144 x 10¯4
|
36
|
3
|
1
|
-
|
|
1 stat. mile
|
-
|
1 609,3
|
1,609
|
63 360
|
5 280
|
1 760
|
1
|
|
|
Misure Pressione
|
|
Unità =
|
N / sq.m
|
N / sq.cm
|
kp / sq.m
|
kp / sq.cm
|
lb. / sq.ft.
|
lb. / sq.in.
|
|
1 N / sq.m
|
1
|
10¯4
|
0,1019
|
0,1019 x 10¯4
|
2,088 x 10¯2
|
1,45 x 10¯4
|
|
1 N / sq.cm
|
10 000
|
1
|
1,019 x 10³
|
0,1019
|
208,8
|
1,45
|
|
1 kp / sq.m
|
9,80665
|
9,8066 x 10¯4
|
1
|
10¯4
|
0,2048
|
1,422 x 10¯³
|
|
1 kp / sq.cm
|
9,8066x 10 000
|
9,80665
|
10 000
|
1
|
2 048
|
14,22
|
|
1 lb. / sq.ft.
|
47,87
|
4,787 x 10¯³
|
4,882
|
4,882 x 10¯4
|
1
|
6,943 x 10¯³
|
|
1 lb. / sq.in.
|
6 896
|
0,6896
|
703
|
7,032 x 10¯²
|
144
|
1
|
|
|
Misure Lineari
|
|
1 inch (in.) = 2,54 cm
1 foot (ft) = 12 inches = 30,48 cm
1 yard (yd) = 3 feet = 91,44 cm |
|
|
Misure di Superficie
|
|
1 square inch (sq.in.) = 6,45 sq.cm
1 square foot (sq.ft.) = 144 square inches = 929,03
sq.cm
1 square yard (sq.yd) = 9 square feet = 0,836 sq.m
1 square rod (sq.rd) = 30,25 square yards = 25,29
sq.m
1 rood (ro.) = 40 square rods = 10,12 a
1 acre (a.) = 4 roods = 40,47 a
1 square mile (sq.ml./sq.mi) = 640 acres = 2,59 sq.km |
|
|
Misure Solide
|
|
1 cubic inch (cu.in.) = 16,387 cu.cm
1 cubic foot (cu.ft) = 1 728 cubic inches = 0,028
cu.m
1 cubic yard (cu.yd) = 27 cubic feet = 0,765 cu.m
1 register ton (reg.ton) = 100 cubic feet = 2,832
cu.m |
|
|
Misure di Misure
|
|
1 link (li./l.) = 7,92 inches = 20,12 cm
1 rod (rd.), pole or perch (p.) = 25 links = 5,03 m
1 chain (ch.) = 4 rods = 20,12 m
1 furiong (fur.) = 10 chains = 201,17 m
1 (statute) mile (ml/mi) = 8 furlongs = 1 609,34 m |
|
|
British Dry and Liquid Misure di Liquidi (Misure di
Capacità)
|
|
1 imperial gill (gi./gl) = 0,142 ltr.
1 imperial pint (pt) = 4 gills = 0,568 ltr.
1 imperial quart (qt) = 2 imperial pints = 1,136
ltr.
1 imperial gallon (imp.gal.) = 4 imperial quarts =
4,546 l |
|
|
British Dry Measures
|
|
1 imperial peck (ok) = 2 imperial gallons = 9,092
ltr
1 imperial bushel (bu./bsh.) = 4 imperial pecks =
36,36 ltr.
1 imperial quarter (qr) = 8 imperial bushels =
290,94 ltr. |
|
|
Misure di Liquidi
Britanniche 1 imperial barrel
(bbl./bl.) = 36 imperial gallons = 1,636 hl
|
|
American Dry Measures (Misure di Capacità)
1 U.S. dry pint = 0,551 ltr
1 U.S. dry quart = 2 dry pints = 1,1 ltr.
1 U.S. peck = 8 dry quarts = 8,8 ltr.
1 U.S. bushel (grain measure) = 4 pecks =35,24 ltr.
|
|
|
American Liquid Measures
1 U.S. liquid gill = 0,118 ltr.
1 U.S. liquid pint = 4 gills = 0,473 ltr.
1 U.S. liquid quart = 2 liquid pints = 0,946 ltr.
1 U.S. gallon = 4 liquid quarts = 3,785 ltr.
1 U.S. barrel = 31,5 gallons = 119,2 ltr.
1 U.S. barrel petroleum = 42 gallons = 158,97 ltr.
|
|
|
Pesi Commerciali
|
|
1 grain (gr.) = 0,0648 g
1 dram (dr.av.) = 27,34 grains = 1,77 g
1 ounce (oz av.) = 16 drams = 28,35 g
1 pound (lb.av.) = 16 ounces = 0,453 kg
1 stone (st.) = 14 pounds = 6,35 kg
1 Br. quarter (qr) = 28 pounds = 12,7 kg
1 Am. quarter (qr) = 25 pounds = 11,34 kg
1 Br. hundredweight (cwt/cwt.l)) = 112 pounds =
50,8 kg
1 Am. hundredweight (cwt/cwt.sh.) =100 pound =45,36
kg
1 Br. ton (t/tn/tn.l.)=2 240 pounds (=20 cwt.l) = 1
016 kg
1 Am. ton (tn.sh)= 2 000 pounds (=20 cwt.sh.) =
907,18 kg
|
|
|
SI
- System Unità
di base
|
|
Lunghezza
|
Metro
|
m
|
|
Massa
|
chilogrammo
|
kg
|
|
Tempo
|
Secondi
|
s
|
|
Potenza elettrica
|
Ampere
|
A
|
|
Temperatura
|
Kelvin
|
K
|
|
Intensità Luminosa
|
Candela
|
cd
|
|
Derivate
|
|
Potenza
|
Newton
|
(N) = m x kg : s²
|
|
Pressione
|
Pascal
|
(PA) = N : s²
|
|
Energia
|
Joule
|
(J) = N x m
|
|
Wattaggio
|
Watt
|
(W) = N x m : s = J : s
|
|
Massa relativa alla Lunghezza
|
Tex
|
(tex) = g : 1000m
|
|
Conclusione
1
kp = 9,81 kg x (m : s²) = 9,81 N
1
N = (1: 9,81) kp = 0,102 kp = 102 p
Potenza
di rottura relativo alla finezza: Rkm = (p:tex) ~ (cN : tex)
|
Abbreviazione Commerciale
Internazionale
|
|
a.a.r.
|
against all risk(s)
|
f.o.c.
|
free of charge
|
|
a/c
|
a conto | account
|
f.o.r. | FOR
|
free on rail
|
|
appr.
|
approximately
|
f.o.s.
|
free on ship
|
|
av.
|
average
|
f.o.t.
|
free on truck
|
|
B/L
|
bill of lading
|
f.p.a.
|
free of particular average
|
|
c.a.d. | c/d
|
cash against documents
|
G/A
|
general average
|
|
cf. | c.f.
|
cost and freight
|
int.
|
interests
|
|
c.i.
|
cost and insurance
|
L/C | L.C.
|
letter of credit
|
|
cif | c.i.f.
|
cost, insurance, freight
|
m.o.
|
money order
|
|
c.o.d. | cod
|
cash/collect on delivery
|
M.R.
|
mate's receipt
|
|
c.o.s.
|
cash on shipment
|
N
|
night-flight
|
|
d/a
|
documents accepted
|
O.P.
|
open policy
|
|
d/o | D/O
|
delivery order
|
o.r. | O/R
|
owner's risk
|
|
d/p | D/P
|
documents paid
|
pd.
|
paid
|
|
F
|
first class
|
ppd.
|
repaid
|
|
f.a.a. | faa
|
free of all average
|
s.o.
|
sine obligo
|
|
f.a.q.
|
free alongside quay
|
S.S.
|
steamship
|
|
f.a.s.
|
free alongside ship
|
t.l.o. | T.L.O.
|
total loss only
|
|
f.i.c.
|
freight, insurance, carriage
|
W.B.
|
way bill
|
|
f.i.o. | fio
|
free in and out
|
w.p.a.
|
with particular average
|
|
f.o.a.
|
free on aircraft
|
w.r.t.
|
with reference to
|
|
fob | f.o.b.
|
free on board
|
|
|
|
(without guarantee, subject
to change)
|
