Units conversion calculator (provisional)

mm (millimeters) x 0.03937 =
= 25.4 x		 in. (inches) length
m (meters) x 39.37 =
= 0.0254 x		 in. (inches) length
m (meters) x 3.281 =
= 0.3048 x		 ft (feet) length
m2 (square meters) x 10.76391 =
= 0.09290304 x		 ft2 (square feet) area
kg (kilograms) x 2.2046 =
= 0.45359 x		 lbs (pounds avdp) mass
t (metric tonnes) x 1,000 =
= 0.001 x		 kg (kilograms) mass
t (metric tonnes) x 1.1 =
= 0.9091 x		 short tons mass
short tons x 2,000 =
= 0.0005 x		 lbs (pounds avdp) mass
kg m-2 x 10 =
= 0.1 x		 t ha-1 (tonnes per hectare) mass per area
(pressure)
kg m-2 x 4.45 =
= 0.22472 x		 short tons per acre mass per area
(pressure)
t ha-1 x 0.445 =
= 2.2472 x		 short tons per acre mass per area
(pressure)
ha x 2.471054 =
= 0.40468564224 x		 acres area
gm (gram) x 0.002205 =
= 453.59 x 		lb (pound avdp) mass
l (liter) x 0.2641794 =
= 3.785306 x		 gal (U.S. liquid gallon) volume
kg ha-1 x 0.893 =
= 1.1198 x		 lb ac-1 mass per area
(pressure)
kg ha-1 x 0.0004461 =
= 2241.7 x		 t ac-1 mass per area
(pressure)
kg m-2 x 0.20482 =
= 4.8824 x		 lb ft-2 (psf) mass per area
(pressure)
g cm-3 x 62.428 =
= 0.01602 x		 lb ft-3 (pcf) mass per volume
kg ha-1 mm-1 x 0.01133 =
= 88.256 x		 t ac-1 in-1 mass per volume
mm hr-1 x 0.03937 =
= 25.4 x		 in hr-1 length per time

Red color indicates exact conversion rate.
USDA Forest Service, Rocky Mountain Research Station, Moscow, ID 83843
July 22, 2004