|
|
| The
principal units are the meter for length, the liter for capacity and the
gram for weight. The following prefixes are used for sub divisions and
multiples: milli = 1/000; centi = 1/100; deci = 1/10;
hecto = 100; kilo = 1000 |
Surveyor's Square Measure |
| 100 square
meters (m.²) |
= 1are (ar.) |
| 100 ares |
= 1 hectare (har.) |
| |
100 hectare |
= 1 sq. lilometer (Km²) |
| |
|
|
Measures of Length |
Square Measure |
| 10 millimeters
(mm.) |
= 1 centimeter (cm.) |
100 sq.
millimeters (mm.²) |
=1 sq. centimeter (cm.²) |
| 10 centimeters |
= 1 decimeter (dm.) |
100 sq.
centimeters |
= 1 sq. decimeter (dm.²) |
| 10 decimeters |
= 1 meter (m.) |
100 sq.
decimeters |
= 1 sq. meter (m.²) |
| 1000 meters |
= 1kilometer (km.) |
|
| |
|
| |
|
|
Measures of Weight |
Cubic Measure |
| 10 milligrams
(mg.) |
= 1 centigram (cg.) |
1000 cu. millimeters (mm.²) |
= 1 cu. centimeter (cm.³) |
| 10 centigrams |
= 1 decigram (dg.) |
1000 cu.
centimeters |
= 1 cu. decimeter (dm.³) |
| 10 decigrams |
= 1 gram (g.) |
1000 cu.
decimeters |
= 1cu. meter (m.³) |
| 10 grams |
= 1 decagram (Dg.) |
|
| 10 decagrams |
= 1 hectogram (Hg.) |
|
| 10 hectograms |
= 1 Kilogram (Kg.) |
Dry and Liquid Measure |
| |
10 milliliters
(ml.) |
= 1 centiliter (cl.) |
| |
10 centiliters |
= 1 deciliter (dl.) |
| |
10 deciliters |
= 1 liter (l.) |
| |
100 liters |
= 1 hectoliter (Hl.) |
| |
1
liter = 1 cubic decimeter = the volume of 1 kilogram of pure water at a
temperature of 39.2 degrees F. |
| |
| |
|
|
Length Conversion
Constants for Metric and U.S. Units |
| Millimeters x .039370 =
inches |
Inches x 25.4001
= millimeters |
| Meters x .39.370 = inches |
Inches x .0254 =
meters |
| Meters x 3.2808 = feet |
Feet x .30480 =
meters |
| Meters x 1.09361 = yards |
Yards x .91440 =
meters |
| Kilometers x 3,280.8 = feet |
Feet x .0003048
= kilometers |
| Kilometers x .62137 =
Statute Miles |
Statute Miles x
1.60935 = kilometers |
| Kilometers x .53959 =
Nautical Miles |
Nautical Miles x
1.85325 = kilometers |
| |
|
|
| |
|
|
|
Weight Conversion
Constants for Metric and U.S. Units |
| Grams x 981 =
dynes |
Dynes x .0010193
= grams |
| Grams x 15.432 =
grains |
Grains x .0646 =
grams |
| Grams x .03527 =
ounces (Avd.) |
Ounces (Avd) x
28.35 = grams |
| Grams x .033818
= fluid ounces (water) |
Fluid Ounces
(water) x 29.57 = grams |
| Kilograms x
35.27 = ounces (Avd.) |
Ounces (Avd.) x
.02835 = kilograms |
| Kilograms x
2.20462 = pounds (Avd.) |
Pounds (Avd.) x
.45359 = kilograms |
| Metric Tons
(1000 Kg.) x 1.10231 = Net Ton (2000 lbs.) |
Net Ton (2000
lbs.) x .90719 = Metric Tons (1000 Kg.) |
| Metric Tons
(1000 Kg.) x .98421 = Gross Ton |
Gross Ton (2240
lbs.) x 1.01605 = Metric Tons (1000 Kg.) |
| |
|
|
| |
|
|
|
Area conversion Constants
for Metric and U.S. Units |
| Square
Millimeters x .00155 = square inches |
Square Inches x
645.163 = square millimeters. |
| Square
Centimeters x .155 = square inches |
Square Inches x
6.45163 = square centimeters. |
| Square Meters x
10.76387 = square feet. |
Square Feet x
.0929 = square meters. |
| Square Meters x
1.19599 = square yards |
Square Yards x
.83613 = square meters. |
| Hectares x
2.47104 = acres. |
Acres x .40469 =
hectares. |
| Square
kilometers x 247.104 = acres |
Acres x .0040469
= square kilometers. |
| Square
Kilometers x .3861 = square miles. |
Square Miles x
2.5899 = square kilometers. |
| |
|
| |
|
|
Volume conversion
constants for Metric and U.S. Units |
|
Cubic Centimeters x .033818 = fluid ounces. |
Fluid Ounces x 29.57 = cubic centimeters. |
|
Cubic Centimeters x .061023 = cubic inches |
Cubic Inches x 16.387 = cubic centimeters. |
|
Cubic Centimeters x .271 = fluid drams. |
fluid Drams x 3.69 = cubic centimeters. |
|
Liters x 61.023 = cubic inches. |
Cubic Inches x .016387 = liters. |
|
Liters x 1.05668 = quarts |
Quarts x .94636 = liters. |
|
Liters x .26417 = gallons. |
Gallons x 3.78543 = liters |
|
Liters x .035317 = cubic feet |
cubic Feet x 28.316 = liters |
|
Hectoliters x 26.417 = gallons |
gallons x .0378543 = hectoliters. |
|
Hectoliters 3.5317 = cubic feet |
cubic Feet x .28316 = hectoliters. |
|
Hectoliters x 2.83794 = bushel |
Bushels x .352379 = hectoliters. |
|
Hectoliters x .1308 = cubic yards |
Cubic Yards x 7.645 = hectoliters. |
|
Cubic Meters x 264.17 = gallons |
Gallons x .00378543 = cubic meters |
|
Cubic Meters x 35.317 = cubic feet |
Cubic Feet x .028316 = cubic meters. |
|
Cubic Meters x 1.308 = cubic yards |
Cubic Yards x .7645 = cubic meters |
| |
|
| |
|
|
Power and heat Conversion Constants for Metrric and
U.S. Units |
| Calorie x
0.003968 = B.T.U. |
B.T.U. x 252 = calories. |
| Joules x .7373 =
foot pounds. |
Foot Pounds x 1.3563= joules |
| Kilogrammeters x
7.233 = foot pounds. |
Foot Pounds x .13825 = kilogrammeters. |
| Cheval Vapeur x
.9863 = Horsepower. |
Horsebopwer x 1.014 = Cheval Vapeur. |
| Kilowattts x
1.34 = Horsepower. |
Horsepower x .746 = kilowatts. |
| Kilowatt Hours x
3415 = B.T.U. |
B.T.U. x .00029262 = kilowatt hours |
| (Degrees Cent. x
1.8) + 32 = degree Fahr. |
(Degrees Fahr. - 32) x .555 = degrees Cent. |
| (degrees Reamur
x 2.25) + 32 = degree Fahr |
(Degrees Fahr. - 32) x .444 = degrees Reamur. |
