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Weights & Measures Tables

Weights & Measures Tables
Issue Time:2012-11-25

Weights & Measures Tables

AVOIRDUPOIS OR COMMERCIAL WEIGHT
1 gross or long ton (l. tn.)=2240 pounds
1 net or short ton (sh. tn.)=2000 pounds
1 long hundred weight (l. cwt.)=112 pounds
1 short hundred weight (sh. cwt.)=100 pounds
1 pound (lb.) = 16 ounces (oz.)=7000 grains (gr.)
1 ounce (oz.) = 16 drams (dr.)=437.5 grains


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


METRIC EQUIVALENTS AVOIRDUPOIS OR COMMERCIAL WEIGHT
1 long ton=1.016 metric ton=1016 kilograms
1 short tun=0.9072 metric ton=907.2 kilograms
1 pound av.=0.4356 kilograms=453.6 grams
1 ounce av.=28.35 grams (g)  
1 grain (gr.)=0.0648 gram (g)  


TROY WEIGHT
1 pound (lb. t.)=12 ounces=5760 grains
1 ounce (oz. t.)=20 pennyweights=480 grains
1 pennyweight (dwt.)=24 grains  


METRIC WEIGHT
1 metric ton (t)=1000 kilograms  
1 kilogram (or kilo) (kg)=1000 grams=10 hectograms
1 hectogram (hg)=100 grams=10 dekagrams
1 dekagram (dkg)=10 grams  
1 gram (g)=10 decigrams  
1 decigram (dg)=10 centigrams  
1 centigram (cg)=10 milligrams (mg)  


AVOIRDUPOIS EQUIVALENTS OF METRIC WEIGHT
1 ton (metric)=0.9842 long ton=2204.6 pounds av.
1 ton (metric)=1.1023 short ton=2204.6 pounds av.
1 kilogram=2.2046 pounds av.=35.274 ounces av.
1 gram=0.03527 ounces av.  
1 gram=15.432 grains  


TROY AND APOTHECARIES' WEIGHTS EQUIVALENTS IN AVOIRDUPOIS AND METRIC WEIGHT
1 pound Troy or apothecaries'=0.82286 pounds avoirdupois=373.2 grams
1 ounce Troy or apothecaries'=1.09714 ounce avoirdupois=31.103 grams
1 grain Troy or apothecaries'=1 grain avoirdupois=0.0648 gram
1 pound avoirsupois=1.21528 pound Troy or apothecaries'  
1 kilogram (kg)=0.911458 ounce Troy or apothecaries'  
1 gram (g)=0.0322 ounce Troy or apothecaries'  
     


MEASURES OF LENGTH
1 mile (mi.)=1760 yards=5280 feet=1.609 kilometers
1 yard (yd.)=3 feet=36 inches=0.9144 meter
1 foot (ft.)=12 inches=304.8 millimeters  
1 inch (in.)=25.4 millimeters    
1 kilometer (km)=1000 meter    
1 meter (m)=10 decimeter=3.2808 feet=39.37 inches
1 decimeter (dm)=10 centimeter=3.937 inches  
1 centimeter (cm)=10 millimeter (mm)=0.3937 inches  


FLUID POWER EQUIVALENTS / EXACT EQUIVALENTS
1 U.S. gallon=231 cubic inches 
 =4 quarts or 8 pints
 =128 ounces (liquid) 
 =133.37 ounces (weight) 
 8.3356 pounds 
 =3.785 liters 
 1 imperial gallon1.2 U.S. gallons 
 1 Liter0.2642 U.S. gallons 
 1 cubic foot7.48 gallons 
 =1728 cubic inches 
 =62.4 pounds (water) 
 =760 mm Hg 
1 Cu. ft. water62.4 pounds 
1 Bar at sea level=14.504 PSI 
Approx. 1/2 PSI decreaseeach 1000 foot of elevation 
1 "Hg 0.490 PSI 
 =1.131 ft. water 
 1 horsepower33,000 ft. lbs. per minute 
 =550 ft. lbs. per second 
 =42.4 BTU per minute
 =2545 BTU per hour
 =746 watts or 0.746 kw
 1 PSI=2.0416 "Hg
 =27.72 " water
 27.71 bar 
 1 Atmosphere1.013 bars 
 =29.921 "Hg
 14.696 PSI 
 =760 mm Hg 
 1 Foot water column0.432 PSI 
1 Foot oil column =0.354 PSI
 1 Barrel oil=42 gallons
 1 Micro-meter (micron)0.000001 meter 
 0.001 centimeter 
 0.00004 inch 
25 Micro-meters=0.001 inch


FLUID POWER EQUIVALENTS / APPROXIMATE EQUIVALENTS
1 Pint = 2 cups = 32 tablespoons = 96 teaspoons = 16 fluid ounces = 1 lb.
1 Quart = 4 cups = 2 pints = 32 fluid ounces = 2 pounds
1 Gallon = 16 cups = 4 quarts = 8 pints = 128 fluid ounces = 231 cubic inches
1 Cup = 16 tablespoons = 48 teaspoons
1 Tablespoon = 3 tsp. = 1/2 fluid ounce
1 Fluid oz. (volume) = 600 drops hydraulic oil
1 Cubic inch = 330 drops (oil)


FLUID POWER ABBREVIATIONS
 absabsolute (as in psia) 
 A-Calternating current 
 BhnBrinell hardness number 
 BtuBritish thermal unit 
 Cdegrees Centigrade (Celsius) 
 ccclosed center 
 ccwcounter clockwise 
 cfmcubic feet per minute 
 cfscubic feet per second 
 circubic inches per revolution 
 cimcubic inches per minute 
 comcommon 
 cpmcycles per minute 
 cpscycles per second 
 cu.in/revcubic inches per revolution 
 cwclockwise 
 cylcylinder 
 diadiameter 
 extexternal 
 Fdegrees Farenheit 
 flfluid 
 fpmfeet per minute 
 ftfoot 
 ft-lbfoot pound 
gal gallon 
 gpmgallons per minute 
 HgMercury 
 HPhorsepower 
 HzHertz 
 IDinside diameter 
 ininch 
 in-lbinch pound
 intinternal 
 ipminches per minute 
 ipsinches per second 
 lbpound 
 maxmaximum 
 minminimum 
 mtdmounted 
 NCnormally closed 
 NOnormally open 
 NPTnational pipe thread 
 NPTFdryseal pipe threads 
 ocopen center 
 ozounce 
 P.O.pilot operated 
 presspressure 
 psipounds per square inch 
 psiapsi absolute 
 psigpsi gauge 
 ptpint 
 qtquart 
 rradius 
 rmsroot mean square 
 rpmrevolutions per minute 
 rpsrevolutions per second 
 scfmstandard cu. ft. per minute 
 Smlsseamless 
 solsolenoid 
 SSUSaybolt seconds universal 
 SUSSaybolt universal seconds 
 umicro-meters or microns 
 Ttorque 
 vacvacuum 
 VIviscosity index 
 viscviscosity