HKLII Hong Kong Regulations

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WEIGHTS AND MEASURES ORDER - SCHEDULE 

SCHEDULE
[paragraph 2]
WEIGHTS AND MEASURES CONVERSION TABLE

1. Measurement of Length (see note 2)

(a)
Metric Units and Symbols
Imperial Units
Chinese Units
1 kilometre km = 1000 metres = 0.621371 mile = 2691.97 cheks
1 metre m = 3.28084 feet = 2.69197 cheks
1 centimetre cm = 0.01 metre = 0.393701 inch = 2.69197 fans
1 millimetre mm = 0.001 metre = 0.0393701 inch = 0.269197 fan
(b)
Imperial Units and Symbols
Metric Units
Chinese Units
1 mile = 1760 yards = 1.609344 kilometres exactly = 4332.31 cheks
1 chain = 22 yards = 20.1168 metres exactly = 54.1538 cheks
1 yard yd = 1/22 chain = 0.9144 metre exactly = 2.46154 cheks
1 foot ft = 1/3 yard = 30.48 centimetres exactly = 8.20513 tsuns
1 inch in = 1/36 yard = 25.4 millimetres exactly = 6.83761 fans
(c)
Chinese Units
Metric Units
Imperial Units
1 chek = 0.371475 metre = 1.21875 feet
1 tsun = 0.1 chek = 3.71475 centimetres = 1.46250 inches
1 fan = 0.1 tsun = 3.71475 millimetres = 0.146250 inch
2. Measurement of Area (see note 3)

(a)
Metric Units and Symbols
Imperial Units
1 hectare ha =1 00 ares = 2.47105 acres
1 are a = 100 square metres = 119.599 square yards
1 square metre m2 = 10.7639 square feet
1 square decimetre dm2 = 0.01 square metre = 15.5000 square inches
1 square decimetre cm2 = 0.01 square decimetre = 0.155000 square inch
1 square millimetre mm2 = 0.01 square centimetre = 0.00155000 square inch
(b)
Imperial Units and Symbols
Metric Units
1 square mile = 640 acres = 258.999 hectares
1 acre = 4840 square yards = 40.4686 ares
1 square yard
yd2
 = 0.836127 square metre
1 square foot
ft2
 = 1/9 square yard = 0.0929030 square metre
1 square inch
in2
 = 1/144 square foot = 6.4516 square centimetres exactly


3. Measurement of Volume (see note 4)

(a) Metric Units and Symbols
Imperial Units
1 cubic metre
m3
 = 1.30795 cubic yards
1 cubic decimetre
dm3
 = 0.001 cubic metre = 0.0353147 cubic foot
1 cubic centimetre
cm3
 = 0.001 cubic decimetre = 0.0610237 cubic inch
1 litre
L
 = 1 cubic decimetre = 61.0237 cubic inches
(b) Imperial Units and Symbols
Metric Units
1 cubic yard
yd3
 = 0.764555 cubic metre
1 cubic foot
ft3
 = 1/27 cubic yard = 28.3168 cubic decimetres
or litres
1 cubic inch
in3
 = 1/1728 cubic foot = 16.3871 cubic
centimetres


4. Measurement of Capacity

(a)
Metric Units and Symbols
Imperial Units
US Units
1 cubic metre
m3
 = 1000 litres = 219.969 gallons = 264.172 gallons
1 hectolitre
hL
 = 100 litres = 21.9969 gallons = 26.4172 gallons
1 litre
L
 = 35.1951 fluid ounces = 33.8140 fluid ounces
= 1.75975 pin = 2.11338 liquid pints
= 1.81617 dry pints
1 millilitre
mL
 = 0.001 litre = 0.0351951 fluid ounce =0.0338140 fluid ounce
(b)
Imperial Units and Symbols
Metric Units
US Units
1 gallon
gal
 = 160 fluid ounces = 4.54609 litres = 1.20095 gallons
1 quart
qt
 = 1/4 gallon = 1.13652 litres = 1.20095 liquid quarts
= 1.03206 dry quarts
1 pint
pt
 = 1/2 quart = 0.568261 litre = 1.20095 liquid pints
= 1.03206 dry pints
1 gill = 1/4 pint = 142.065 millilitres = 1.20095 gills
1 fluid ounce
fl oz
 = 1/20 pint = 28.4131 millilitres = 0.960760 fluid ounce
(c)
US Units
Metric Units
Imperial Units
1 gallon = 128 fluid ounces = 3.78541 litres = 0.832674 gallon
1 liquid quart = 1/4 gallon = 0.946353 litre = 0.832674 quart
1 liquid pint = 1/2 liquid quart = 0.473176 litre = 0.832674 pint
1 gill = 1/4 liquid pint = 0.118294 litre = 0.832674 gill
1 fluid ounce = 1/16 liquid pint = 29.5735 millilitres = 1.04084 fluid ounces
1 dry quart = 1.10122 litres = 0.968939 quart
1 dry pint = 1/2 dry quart = 0.550610 litre = 0.968939 pint


5. Measurement of Mass or Weight (see note 5)

(a)
Metric Units and Symbols
Imperial Units
Chinese Units
US Units
1 tonne
t
 = 1000 kilograms = 0.984207 ton = 16.5347 piculs = 1.10231 short tons
1 kilogram
kg
 = 2.20462 pounds = 1.65347 catties = 2.20462 pounds
1 gram
g
 = 0.001 kilogram = 0.0352740 ounce = 0.0264555 tael = 0.0352740 ounce
1 metric carat
CM
 = 0.2 gram = 3.08647 grains = 0.0529110 mace = 3.08647 grains
1 gram
g
 = 0.0321507
ounce troy		 = 2.67173
candareen troy		 = 0.0321507
ounce troy
(b)
Imperial Units and Symbols
Metric Units
Chinese Units
US Units
1 ton = 2240 pounds = 1.01605 tonnes = 16.8000 piculs = 1.12 short tons exactly
1 hundredweight
cwt
 = 112 pounds = 50.8023 kilograms = 84.0000 catties = 1.12 short
hundredweights
exactly
1 quarter
qr
 = 28 pounds = 12.7006 kilograms = 21.0000 catties = 1 quarter
1 stone = 14 pounds = 6.35029 kilograms = 10.5000 catties = 1 stone
1 pound
lb
 = 16 ounces
= 256 drams
= 7000 grains		 = 0.45359237
kilograms exactly		 = 0.750000 catty = 1 pound
1 ounce
oz
 = 1/16 pound = 28.3495 grams = 0.750000 tael = 1 ounce
1 dram
dr
 = 1/256 pound = 1.77185 grams = 0.468750 mace = 1 dram
1 grain
gr
 = 1/7000 pound = 0.0647989 gram = 0.171429 candareen = 1 grain
1 ounce troy oz tr = 12/175 pound = 31.1035 grams = 0.831000 tael troy = 1 ounce troy
(c)
Chinese Units
Metric Units
Imperial Units
US Units
1 picul = 100 catties = 60.4790 kilograms = 133.333 pounds = 133.333 pounds
1 catty = 0.60478982 kilogram = 21.3333 ounces = 21.3333 ounces
1 tael = 1/16 catty = 37.7994 grams = 1.33333 ounces = 1.33333 ounces
1 mace = 1/160 catty = 3.77994 grams = 2.13333 drams = 2.13333 drams
1 candareen = 1/1600 catty = 377.994 milligrams = 5.83333 grains = 5.83333 grains
1 tael troy = 37.429 grams = 1.20337 ounces troy = 1.20337 ounces troy
1 mace troy = 1/10 tael troy = 3742.9 milligrams = 0.120337 ounce troy = 0.120337 ounce troy
1 candareen troy = 1/10 mace troy = 374.29 milligrams = 0.0120337 ounce troy = 0.0120337 ounce troy
(d)
US Units
Metric Units
Imperial Units
1 short ton = 2000 pounds = 0.907185 tonne = 0.892857 ton
1 short hundredweight = 0.05 short ton = 45.3592 kilograms = 0.892857 hundredweight

Notes
1. "US" means United States.
2. In item 1, US units of length are the same as those in the Imperial system.
3. In item 2, US units of area are the same as those in the Imperial system.
4. In item 3, US units of volume are the same as those in the Imperial system.
5. In item 5, except short ton and short hundredweight, US units of mass or weight are the same as those in the Imperial system.
(Enacted 1990)

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