Our Rate Converter section contains a number of popular measurement conversions, all on one page.

Length

1 in = 25.4 mm
1 ft = 304.8 mm
1 yd = 914 mm
1 mile = 1.609 km
1 mm = 0.039 in
1 m = 3.28 ft
100 m = 109.36 yds
1 km = 0.621 mile

Mass

1 g = 0.035 oz
1 kg = 2.205 lb
1 ton = 1.016 tonne
1 oz = 28.35 g
1 lb = 0.454 kg
1 cwt = 50.8 kg
1 tonne = 0.984 ton

Area

1 cm2 = 0.061 in2
1 m2 = 1.196 yd2
1 km2 = 0.386 mile2
1 ha = 2.471 acres
1 in2 = 6.4516 cm2
1 ft2 = 0.093 m2
1 yd2 =0.836 m2
1 mile2 = 259 ha
1 acre = 0.4047 ha

Volume

1 millilitre = 0.06 in3
1 litre = 1.76 pt
1 m3 = 35.315 ft3
1 m3 = 1.308 yd3
1 pt = 0.568 litre
1 in3 = 16.39 ml
1 ft3 = 0.028 m3
1 yd33 = 0.765 m3
1 gallon = 4.544 litres

Temperature

0 degree Celsius = 32 degree Fahrenheit
5 degree Celsius = 41 degree Fahrenheit
10 degree Celsius = 50 degree Fahrenheit
15 degree Celsius = 59 degree Fahrenheit
20 degree Celsius = 68 degree Fahrenheit
25 degree Celsius = 77 degree Fahrenheit
30 degree Celsius = 86 degree Fahrenheit
35 degree Celsius = 95 degree Fahrenheit
40 degree Celsius = 104 degree Fahrenheit
50 degree Celsius = 122 degree Fahrenheit
60 degree Celsius = 140 degree Fahrenheit
70 degree Celsius = 158 degree Fahrenheit
80 degree Celsius = 176 degree Fahrenheit
90 degree Celsius = 194 degree Fahrenheit
100 degree Celsius = 212 degree Fahrenheit

Fertiliser and Seed Rates etc.

35 g/m2 = 1 oz/yd2
0.5 kg/m2 = 1 lb/yd2
50 kg/ha = 40 LB/acre
125 kg/ha = 1 cwt/acre
1 tonne/ha = 8 cwt/acre
2.5 tonne/ha = 1 ton/acre

Approximate Height of Cut

5 mm = 3/16 in
12 mm = 1/2 in
19 mm = 3/4 in
25 mm = 1 in
50 mm = 2 in

Flow Rates Water Volume

1 acre inch/day = 102,790 litres/day= 22,610 gallons/day
1 acre inch/day = 4,283 litres/hour = 942 gallons/hour
1 acre inch/day = 71 litres/minute = 15.701857 gallons/minute
1 acre inch/hour= 102,790 litres/hour = 377 gallons/minute
1 acre inch/day = 102,790 litres/day = 22,610 gallons/day
1 acre inch/day = 4,283 litres/hour = 942 gallons/hour
1 acre inch/day = 71 litres/minute = 15.701857 gallons/minute
1 acre inch/hour= 102,790 litres/hour = 377 gallons/minute

Light Conversions for Floodlighting

1 Footcandle = 10.76391 Lux
1 Lumen / ft2 = 1 Footcandle
1 Lumen / m2 = 1 Lux
1 Metre Candle = 1 Lux