|
APPROXIMATE CONVERSIONS
FROM STANDARD / US CUSTOMARY UNITS
TO
SI / METRIC UNITS
(Scroll down for conversions from metric to standard measurements)
|
| SYMBOL |
WHEN YOU KNOW |
MULTIPLY BY |
TO FIND |
SYMBOL |
|
LENGTH
|
| in |
inches |
25.4 |
millimeters |
mm |
| ft |
feet |
0.305 |
meters |
m |
| yd |
yards |
0.914 |
meters |
m |
| mi |
miles |
1.61 |
kilometers |
km |
|
AREA
|
| in2 |
square inches |
645.2 |
square millimeters |
mm2 |
| ft2 |
square feet |
0.093 |
square meters |
m2 |
| yd2 |
square yard |
0.836 |
square meters |
m2 |
| ac |
acres |
0.405 |
hectares |
ha |
| mi2 |
square miles |
2.59 |
square kilometers |
km2 |
|
VOLUME
|
| fl oz |
fluid ounces |
29.57 |
milliliters |
mL |
| gal |
gallons |
3.785 |
liters |
L |
| ft3 |
cubic feet |
0.028 |
cubic meters |
m3 |
| yd3 |
cubic yards |
0.765 |
cubic meters |
m3 |
|
MASS
|
| oz |
ounces |
28.35 |
grams |
g |
| lb |
pounds |
0.454 |
kilograms |
kg |
| T |
short tons (2000 lb) |
0.907 |
megagrams (or "metric ton") |
Mg (or "t") |
|
TEMPERATURE
|
| oF |
Fahrenheit |
(F-32) x 5 / 9
or
(F-32) / 1.8 |
Celsius |
oC |
|
ILLUMINATION
|
| fc |
foot-candles |
10.76 |
lux |
lx |
| fl |
foot-Lamberts |
3.426 |
candela/m2 |
cd/m2 |
|
FORCE and PRESSURE or STRESS
|
| lbf |
poundforce |
4.45 |
newtons |
N |
| lbf/in2 |
poundforce per square inch |
6.89 |
kilopascals |
kPa |
|
APPROXIMATE CONVERSIONS
FROM
SI / METRIC UNITS
TO
STANDARD / US CUSTOMARY UNITS
|
| SYMBOL |
WHEN YOU KNOW |
MULTIPLY BY |
TO FIND |
SYMBOL |
|
LENGTH
|
| mm |
millimeters |
0.039 |
inches |
in |
| m |
meters |
3.28 |
feet |
ft |
| m |
meters |
1.09 |
yards |
yd |
| km |
kilometers |
0.621 |
miles |
mi |
|
AREA
|
| mm2 |
millimeters |
0.0016 |
square inches |
in2 |
| m2 |
square meters |
10.764 |
square feet |
ft2 |
| m2 |
square meters |
1.195 |
square yards |
yd2 |
| ha |
hectares |
2.47 |
acres |
ac |
| km2 |
square kilometers |
0.386 |
square miles |
mi2 |
|
VOLUME
|
| mL |
milliliters |
0.034 |
fluid ounces |
fl oz |
| L |
liters |
0.264 |
gallons |
gal |
| m3 |
cubic meters |
35.314 |
cubic feet |
ft3 |
| m3 |
cubic meters |
1.307 |
cubic yards |
yd3 |
| MASS |
| g |
grams |
0.035 |
ounces |
oz |
| kg |
kilograms |
2.202 |
pounds |
lb |
| Mg (or "t") |
megagrams
(or "metric ton") |
1.103 |
short tons (2000 lb) |
T |
|
TEMPERATURE
|
| oC |
Celsius |
1.8C + 32 |
Fahrenheit |
oF |
|
ILLUMINATION
|
| lx |
lux |
0.0929 |
foot-candles |
fc |
| cd/m2 |
candela/m2 |
0.2919 |
foot-Lamberts |
fl |
|
FORCE and PRESSURE or STRESS
|
| N |
newtons |
0.225 |
poundforce |
lbf |
| kPa |
kilopascals |
0.145 |
poundforce per square inch |
lbf/in2 |
|
|
