Weight & Measures

Weight & Measures

STRAIGHT LINE CONVERSION CHART OF WEIGHT:

(IN AVOIRDUPOIS) = (IN METRIC) = (IN TROY) = (IN GRAIN)

1. 1 grain =8 mg = 1 grain = 1 grain
2. 1 dram =7718437 g = 1.1393229 pnwt = 27.3437 gr
3. 1/4 ounce =0873 g = 4.5583333 pnwt = 109.4 gr
4. 1/2 ounce =1748 g = 0.4558333 oz = 218.8 gr
5. 1 ounce =3495 g = 0.9114583 oz = 437.5 gr
6. 1 pound =45359 kg = 1.2152777 lb = 7000 gr
7. 564384 dram = 1 gram = 0.6430166 pnwt = 15.4324 gr
8. 0154 grain = 1 milligram = 0.0154 grain = 0.0154 gr
9. 8777142 dram = 1555.2 mg = 1 pnwt = 24 gr
10. 0971428 oz = 31.103392 g = 1 ounce = 480 gr
11. 8228571 lbs = 373.24224 g = 1 pound = 576 gr

*Abbreviations : pnwt - pennywight ; gr - grain ; oz - ounce

DIRECT EQUIVALENTS:

2.2046341 lbs = 1 kilogram

1 centigram = .1543 grains

1 hundredweight = 50.8020 kg

1 decigram = 1.5432 grains

1 short ton = 0.9072 metric tons

1 decagram = 1.3527 ounces

1 long ton = 1.016 metric tons

1 hectogram = 3.5274 ounces

2204.6341 lbs = 1 metric ton

1000 kilograms = 0.9842 ton

EQUIVALENTS WITHIN EACH STANDARD:

AVOIRDUPOIS:

27.34 grains = 1 dram

60 grains = 1 dram

16 drams = 1 ounce

16 ounces = 1 pound

28 pounds = 1/4 hundredweight

112 pounds = 1 hundredweight

20 hundredweight = 1 ton

2000 pounds = 1 short ton

2240 pounds = 1 long ton 

APOTHECARY:

20 grains = 1 scruple

3 scruples = 1 drachm

8 drachms = 1 ounce

12 ounces = 1 pound

5760 grains = 1 pound 

METRIC:

1000 milligrams = 1 gram

100 centigrams = 1 gram

10 decigrams = 1 gram

10 grams = 1 decagram

100 grams = 1 hectogram

1000 grams = 1 kilogram

1000 kilograms = 1 metric ton

TROY:

24 grains = 1 pennyweight

20 pennyweight = 1 ounce

12 ounces = 1 pound 

CARAT WEIGHT:

3.16666 gr. = 1 carat .031666 gr. = 1 point 100 points = 1 carat

2 mg. = 1 metric point 200 mg. = 1 metric carat 

LIQUID MEASURE:

57.75 cubic inches = 2 pints = 1 liquid quart

16 liquid ounces = 1 liquid pint

4 liquid quarts = 1 gallon

METRIC CAPACITY:

1 liter = 1000 milliters

10 liters = 1 decaliter

1 liter = 100 centiliters

100 liters = 1 hectaliter

1 liter = 10 deciliters

1000 liters = 1 kiloliter

SQUARE MEASURE:

1 sq.foot = 144 sq. inches

1 sq. yard = 9 sq. feet

1 sq. rod = 30 1/4 sq. yards

1 sq. chain = 16 sq. rods

1 rood = 2.5 sq chains

1 acre = 4 roods

1 sq. mile = 640 acres, 2560 roods or 3,097,600 square yards

CUBIC MEASURE:

1728 cubic inches = 1 cubic foot

27 cubic feet = 1 cubic yard 

CUBIC METRIC EQUIVALENTS:

1 cubic inch = 16.387 cubic centimeters

1 cubic foot = .0283 cubic meters

1 cubic yard = .7646 cubic meters 

ANGULAR MEASURE:

60 seconds = 1 minute

60 minutes = 1 degree

30 degrees = 1 sign

90 degrees = 1 quadrant

4 quadrants (360 degrees) = 1 circle 

LINEAR MEASURE:

12 lines = 1 inch

3 inches = 1 palm

4 inches = 1 hand

12 inches = 1 foot

3 feet = 1 yard

1 cupit (cubit) = elbow to the longest finger; average 18 inches

1 fathom = finger tip to tip of extended arms; average 6 feet

1 pace, military = 2.5 feet 1 pace, geometric = 5 feet

1 rod, perch or pole = 16.5 feet (5.5 yards)

1 chain = 22 yards

1 cable = 240 yards

40 rods = 1 furlong

320 rods = 1 mile

8 furlongs = 1 mile

3 miles = 1 (land) league

5280 feet = 1 statute mile

6080 feet = 1 nautical mile

1 degree, 69 1/8 miles = 60 nautical knots or geographical miles 

METRIC LINEAR MEASURE:

1 meter = 1000 millimeters

10 meters = 1 decameter

1 meter = 100 centimeters

100 meters = 1 hectometer

1 meter = 10 decimeters

1000 meters = 1 kilometer

LINEAR EQUIVALENTS:

1 millimeter = .03937 inch

1 meter = 1.0936 yards

1 centimeter = .3937 inch

1 decameter = 393.7 inches

1 decimeter = 3.937 inches

1 hectometer = 328.0833 feet

1 meter = 39.37 inches

1 kilometer = .62137 mile

1 meter = 3.2808 feet

ARCHAIC FORMS OF MEASURE:

1 gill = 1/4 pint

1 pint = 4 gills

1 barrel = 36 gallons

1 pipe = 92 to 115 gallons

Metric conversion