DrRheology - on demand technical resources

Length Conversions

Meters x 3.281 = feet
Meters x 1.094 = yards
Meters x 39.37 = inches
millimeters x 0.03937 = inches
yards x 0.914 = Meters
feet x 0.3048 = Meters
inches x 0.0254 = Meters
Inches x 25.4 = millimeters
Kilometer x 0.6214 = Miles
Kilometer x 1093.6 = yards
Miles x 1.6093 = Kilometers
Miles x 1609.3 = Meters
Miles x 1760 = yards

Pressure Conversions

Millibars x 0.402 = Inches WG
Millibars x 100 = Pascals
Millibars x 0.0145 = PSI
Bars x 14.504 = PSI
Bars x 2089 = lb/ft2
Inches WG x 2.48 = Millibars
Inches WG x 248.66 = Pascals
Inches WG x 0.036 = PSI
Pascals x 0.004021 = Inches WG
Pascals x 0.01 = Millibars
Pascals x 0.000145 = PSI

Volume Conversions

Litres x 0.22 = Gallons
Gallons x 4.5461 = Litres
Litres x 0.001 = M3
Pints x 0.568 = Litres
Quarts x 1.137 = Litres
M3 x 1000 = Litres
M3 x 1.308 = yd3
M3 x 35.315 = ft3
yd3 x 0.7646 = M3
ft3 x 0.02832 = M3
inches3 x 16.3871 = cm3

Power Conversions

Kilowatt x 1.3408 = Horse power
Kilowatt x 56.92 = BTU/Minute
Kilowatt x 0.0341 = Therm
Kilowatt Hour x 3413 = BTU's
Horse power x 746 = Watts
BTU's x 0.293 = Watt Hour
Therm x 100000 = BTU's
Therm x 29.2997 = Kilowatts

Area

Miles2 x 2.59 = Km2
Miles2 x 258.999 = hectares
acres x 4046.86 = Meters2
acres x 0.4047 = hectares
Yards2 x 0.8361 = Meters2
inches2 x 645.16 = mm2
inches2 x 6.4516 = cm2

Weight

Kilogram x 2.2046 = Pounds
Grams x 0.0353 = Ounces
Kilogram x 0.000984 = Tons
Kilogram x 0.001 = Tonnes
Pounds x 0.4536 = Kilogram
Ounces x 28.3495 = Grams
Tons x 1016.05 = Kilogram
Tons x 1.016 = Tonnes
Stones x 6.3503 = Kilogram
cwt x 50.8023 = Kilogram

Temperature Conversions

(Centigrade x 1.8) + 32 = Fahrenheit
(Fahrenheit – 32) / 1.8 = Centigrade
Centigrade + 273 = Kelvin

DrRheology can supply detailed calculation sheets where units are mixed, or require converting between systems in live calculation mode and in fixed content mode.

Disclaimer. When DrRheology supplies values as part of a project (calculation management or technical writing etc ), then the values used are fully qualified. DrRheology can supply certified values where these are required for a critical process. Otherwise, values supplied as above should be verified for critical applications.