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The Units of Measurement Regulations 1995

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Regulations 2 and 3

SCHEDULERELEVANT IMPERIAL UNITS, CORRESPONDING METRIC UNITS AND METRIC EQUIVALENTS

Relevant imperial unit

Corresponding metric unit

Metric equivalent

Length

inchcentimetre2.54 centimetres
handmetre0.1016 metre
footmetre0.3048 metre
yardmetre0.9144 metre
fathommetre1.8288 metres
chainmetre,20.1168 metres
furlongkilometre0.201168 kilometre
milekilometre1.609344 kilometres
nautical mile (UK)metre1853 metres

Area

square inchsquare centimetre6.4516 square centimetres
square footsquare metre0.09290304 square metre
square yardsquare metre0.83612736 square metre
roodsquare metre1011.7141056 square metres
acresquare metre4046.8564224 square metres
square milesquare kilometre2.589988110336square kilometres

Capacity

fluid ouncemillilitre28.4130625 millilitres
gilllitre0.1420653125 litre
pintlitre0.56826125 litre
quartlitre1.1365225 litres
gallonlitre4.54609 litres

Pressure

inch of waterpascal249.08891 pascals

Mass

graingram0.06479891 gram
dramgram1.7718451953125 grams
ounce (avoirdupois)gram28.349523125 grams
troy ouncegram31.1034768 grams
poundkilogram0.45359237 kilogram
stonekilogram,6.35029318 kilograms
quarterkilogram12.70058636 kilograms
centalkilogram45.359237 kilograms
hundredweightkilogram,50.80234544 kilograms
tontonne1.0160469088 tonnes

Force

pound-forcenewton4.4482216152605 newtons
ton-forcekilonewton9.96401641818352 kilonewtons

Volume

cubic inchcubic centimetre16.387064 cubic centimetres
crancubic decimetre170.478375 cubic decimetres
cubic footcubic metre0.028316846592 cubic metre
bushelcubic metre0.03636872 cubic metre
cubic yardcubic metre0.764554857984 cubic metre

Power

horsepowerkilowatt0.74569987158227022 kilowatt

Temperature

degree Fahrenheitdegree Celsius[See regulation 3(4)]

Energy

foot pound-forcejoule1.3558179483314004 joules
British thermal unitkilojoule1.05505585257348 kilojoules
thermmegajoule105.505585257348 megajoules

Illuminance

foot candlelux10.763910416709 lux

Speed

knot (UK)metres per second0.51477 metres per second

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