Site hosted by Angelfire.com: Build your free website today!

Standard Weights and Measures

Apothecaries Weights
1 scruple (s ap) = 20 grains
1 dram (dr ap) = 3 scruples = 60 grains
1 ounce (oz ap) = 8 drams = 480 grains
1 pound (lb ap) = 12 ounces = 5760 grains

Commercial Weights
1 pound (lb) =16 ounces = 7000 grains
1 ounce (oz) =16 drams (dr) = 437.5 grains exactly
1 stone (st) =14 pounds = 98,000 grains
1 short hundred weight (cwt) = 100 pounds
1 long hundred weight (gross cwt) = 112 pounds
1 short ton (tn) = 2000 pounds
1 long ton (gross tn) = 2240 pounds

Troy Weights
1 pennyweight (dwt) = 24 grains
1 ounce (oz t) = 20 pennyweight = 480 grains
1 pound (lb t) = 12 ounces = 5760 grains

Dry Weights
1 U.S. bushel (bu) = 2150.42 cubic inches (in 3)
(British Imperial bushel = 1.0321 U.S. bushels)
1 U.S. bushel = 4 pecks
1 peck (pk) = 4 quarts = 16 pints (pt)
1 quart (qt) = 2 pints

Cubic Measure
1 cubic yard (yd 3) = 27 cubic feet
1 cubic foot (ft 3 ) = 1728 cubic inches(in 3)
1 board foot = 144 cubic inches - 1/12 cubic foot
1 cord (cd) = 128 cubic feet

Commercial Metric Weights
1 grain = 0.0648 gram (g) = 6.4 milligrams (mg)
1 ounce (oz) = 28.35 grams
1 pound (lb) = 0.454 kilogram (kg) = 454 grams
1 troy pound (lb t) = 5,760 grains
1 short ton = 0.907 metric ton (t) = 907 kilograms
1 long ton = 1.016 metric ton = 1016 kilograms
1 gram (g) = 15.432 grains
1 gram = 0.035 ounces (oz)
1 kilogram (kg) = 2.205 pounds =35.274 ounces
1 metric ton (t) = 1.102 short ton (t) =2205 pounds (lb)
1 metric ton =0.984 long ton (gross tn) = 2205 pounds

Surface Areas
1 square foot (ft 2) = 144 square inches (in 2)
1 square yard (yd 2) = 1.296 square inches
1 acre = 43.560 square feet
1 square mile = 640 acres

Lengths
1 foot (ft) = 12 inches (in)
1 yard (yd) = 3 feet = 36 inches
1 fathom (f) = 6 feet
1 rod (r) = 5.5 yards
1 chain (ch) (Surveyors chain) = 66 feet
1 furlong = 40 rods
8 furlongs = 1 statute mile
1 mile (mi) 5280 feet
1 league = 3 miles

Liquid Measure
1 U.S. gallon (gal) =231 cubic inches
(1 British Imperial gallon = 1.201 U.S. gallons)
60 minims = 1 fluid dram
8 fluid drams (fl dr) = 1 fluid ounce
4 fluid ounces (fl oz) = 1 gill
4 gills (gi) = 1 pint = 16 fluid ounces
2 pints (pt) = 1 quart = 32 fluid ounces
4 quarts (qt) = 1 gallon
3.5 gallons = 1 barrel


Fahrenheit to Celsius Conversion made easy.


Melting Point and Weights of Various Metals and Alloys

Metal Symbol Melting Point F Melting Point C Specific Gravity Weight in Troy Ozs/Cu In
Aluminum Al 1220 660 2.70 1.423
Antimony Sb 1167 630 6.62 3.448
Beryllium Be 2340 1280 1.82 0.959
Bismuth Bi 520 271 9.80 5.163
Cadmium Cd 610 321 8.65 4.557
Carbon C - - 2.22 1.170
Chromium Cr 3430 1890 7.19 3.788
Cobalt Co 2723 1495 8.90 8.900
Copper Cu 1981 1083 8.96 4.719
Gold, 24K Au 1945 1063 19.32 10.180
Iridium Ir 4449 2454 22.50 11.849
Iron Fe 2802 1539 7.87 4.145
Lead Pb 621 327 11.34 5.973
Magnesium Mg 1202 650 1.75 0.917
Manganese Mn 2273 1245 7.43 3.914
Molybdenum Mo 4760 2625 10.20 5.347
Nickel Ni 2651 1455 8.90 4.691
Osmium Os 4892 2700 22.50 11.854
Palladium Pd 2831 1555 12.00 6.322
Phosphorus P 111 44 1.82 0.959
Platinum Pt 3224 1773 21.45 11.301
Rhodium Rh 3571 1966 12.44 6.553
Ruthenium Ru 4500 2500 12.20 6.428
Silicon Si 2605 1430 2.33 1.247
Silver, Pure Ag 1761 961 10.49 5.525
Silver, Sterling - 1640 893 10.36 5.457
Silver, Coin - 1615 879 10.31 5.430
Tin Sn 450 232 7.30 3.846
Zinc Zn 787 419 7.10 3.7758