conversions

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conversions

1 Avoirdupois

2 Work, heat

Length

1 inch (in)

= 2.54 centimetres (cm)

= 25.4 millimetres (mm)

1 foot (ft)

= 0.3048 metre (m)

1 yard (yd)

= 0.9144 metre

1 mile (mi)

= 1.6093 kilometres (km)

1 centimetre

= 0.3937 inch

1 metre

= 3.2808 feet = 1.0936 yards

1 kilometre

= 0.6214 mile

Area

1 square inch

= 6.4516 square centimetres

1 square foot

= 0.0929 square metre

1 acre

= 0.4047 hectare

1 sq mile

= 2.5899 square kilometres

1 square centimetre

= 0.155 square inch

1 square metre

= 10.7639 square feet

1 hectare

= 2.471 acres

1 square kilometre

= 0.3861 square mile

Volume

1 cubic inch

= 16.3871 cubic centimetres

1 cubic foot

= 0.0283 cubic metre

1 cubic yard

= 0.7646 cubic metre

1 cubic centimetre

= 0.061 cubic inch

1 cubic metre

= 35.3147 cubic feet

1 cubic metre

= 1.3030 cubic yards

Capacity

1 UK fluid ounce (fl oz)

= 0.02841 litre (l)

1 US fluid ounce

= 0.02961 litre

1 UK pint (pt)

= 0.56821 litre

1 US pint

= 0.47321 litre

1 UK gallon

= 4.546 litres

1 US gallon

= 3.7854 litres

1 litre

= 35.1961 fluid ounces (UK)

= 33.814 fluid ounces (US)

= 1.7598 pints (UK)

= 2.1134 pints (US)

= 0.22 gallon (UK)

= 0.2642 gallon (US)

1 US cup

= 8 fluid ounces

1 UK pint

= 1.2 US pints

1 UK gallon

= 1.2009 US gallons

1 US pint

= 0.83 UK pint

1 US gallon

= 0.8327 UK gallon

Weight1

1 ounce (oz)

= 28.3495 grams (g)

1 pound (lb)

= 0.454 kilogram (kg)

1 UK ton

= 1.016 tonnes

1 US ton

= 0.9072 tonne

1 gram

= 0.0353 ounce

1 kilogram

= 2.205 pounds

1 tonne

= 0.9842 UK ton

= 1.1023 US tons

1 UK ton

= 1.1199 US tons

1 US ton

= 0.8929 UK ton

Temperature

°Celsius to °Fahrenheit: 39, 45, 132

°Fahrenheit to °Celsius: 232, 35, 49

Energy2

1000 British thermal units (Btu)

= 0.293 kilowatt hour

100,000 British thermal units

= 1 therm

1 UK horsepower

= 550 ft-lb per second

= 745.7 watts

1 US horsepower

= 746 watts

Nautical length and speed

UK nautical mile

= 6080 feet

International nautical mile

= 6076.1 feet

= 0.9994 UK nautical mile

1 knot

= 1 UK nautical mile per hour = 1.15 mph

Petroleum

1 barrel

= 34.97 UK gallons = 42 US gallons

= 0.159 cubic metres

Precious stones

1 troy ounce

= 480 grains

1 metric carat

= 200 milligrams

Type sizes

72 1/4 points

= 1 inch

1 didot point

= 0.376 mm

1 pica em

= 12 points