APPENDICES
WEIGHTS AND MEASURES ORDER 1990
WEIGHTS AND MEASURES CONVERSION TABLE
1. Measurement of Length (see note 2)
(a)
Metric Units and Symbols
1 kilometre
1 metre
1 centimetre
(b)
(c)
1 millimetre
1 mile
1 chain
1 yard 1 foot 1 inch
1 chek
1 tsun
I fan
km-1 000 metres
m
cm=0.01 metre mm=0.001 metre
Imperial Units and Symbols
-
1 760 yards
=22 yards yd = 1/22 chain ft=1/3 yard in = 1/36 yard
Chinese Units
=0.1 chek =0.1 tsun
=
Imperial Units
-0.621 371 mile =3.280 84 feet =0.393 701 inch =0.039 370 1 inch
=
Metric Units
1.609 344 kilometres
exactly =20.116 8 metres exactly =0.914 4 metre exactly = 30.48 centimetres exactly 25.4 millimetres exactly
Metric Units
=0.371 475 metre
- 3.714 75 centimetres
=3.714 75 millimetres
Chinese Units
=2691.97 cheks =2.691 97 cheks -2.691 97 fans =0.269 197 fan
Chinese Units
=4 332.31 cheks
54.153 8 cheks =2.461 54 cheks =8.205 13 tsuns =6.837 61 fans
Imperial Units
= 1.218 75 feet
= 1.462 50 inches =0.146 250 inch
2. Measurement of Area (see note 3)
(a)
(b)
1 hectare
1 are
1
square metre
Metric Units and Symbols
1 square decimetre
1 square centimetre
1 square millimetre
1 square mile
1 acre
square yard square foot
square inch
ha = 100 ares
a=100 square metres
m2
dm2=0.01 square metre cm2-0.01 square decimetre mm2=0.01 square
centimetre
Imperial Units and Symbols
yd2
www
640 acres
4 840 square yards
ft2=1/9 square yard in2 = 1/144 square foot
Imperial Units =2.471 05 acres
- 119.599 square yards 10.763 9 square feet =15.500 0 square inches -0.155 000 square inch =0.001 550 00 square inch
Metric Units
= 258.999 hectares =40.468 6 ares
-0.836 127 square metre -0.092 903 0 square metre =6.451 6 square
centimetres exactly
3. Measurement of Volume (see note 4)
(a)
(b)
1 cubic metre
Metric Units and Symbols
1 cubic decimetre
1 cubic centimetre 1 litre
1 cubic yard
1 cubic foot
1. cubic inch
m3
dm3=0.001 cubic metre cm3 = 0.001 cubic decimetre
L= 1 cubic decimetre
Imperial Units and Symbols
yd3
ft3=1/27 cubic yard
in3 = 1/172 8 cubic foot
Imperial Units
= 1.307 95 cubic yards =0.035 314 7 cubic foot =0.061 023 7 cubic inch 61.023 7 cubic inches
Metric Units
=0.764 555 cubic metre
-28.316 8 cubic decimetres
or litres
= 16.387 1 cubic
centimetres
4. Measurement of Capacity
(a)
1 cubic metre
hectolitre
Metric Units and Symbols
3
1 litre
1 millilitre
וי
m3 = 1 000 litres
hL
L
100 litres
mL=0.001 litre
Imperial Units =219.969 gallons =21.996 9 gallons -35.195 1 fluid ounces
- 1.759 75 pints
=0.035 195 1 fluid ounce
US Units
=264.172 gallons =26.417 2 gallons =33.814 0 fluid ounces =2.113 38 liquid pints = 1.816 17 dry pints -0.033 8140 fluid ounce
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