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Table of Equivalents To convert units appearing in Column 1 (left column) into equivalent values in Column 2 (center column), multiply by factor in Column 3.
To convert units appearing in Column 2 (center) into equivalent values of units in Column 1 (left), divide by factor in Column 3. Example: To convert 25 horsepower into BTU per minute, divide 25 by 0.02356 = 1061
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TO CONVERT »
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INTO »
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MULTIPLY
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INTO «
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TO CONVERT »
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DIVIDE BY
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Atmospheres
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Feet of Water
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33.9
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Atmospheres
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Inches of Mercury (Hg)
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29.92
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Atmospheres
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PSI (Lbs./Sq. In.)
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14.7
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BTU
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Foot Lbs.
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778.3
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BTU/Hr.
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Watts
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0.2931
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BTU/Min.
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Horsepower
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0.02356
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Celsius
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Farenheit
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0C x 1.8 +32
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Centimeters
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Inches
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0.3937
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Cubic Centimeters
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Gallons (U.S. Liq.)
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0.0002642
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Cubic Centimeters
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Liters
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0.001
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Cubic Feet1
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Cubic Inches
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.728
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Cubic Feet
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Gallons (U.S. Liq.)
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7.48052
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Cubic Inches
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Cubic Feet
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0.0005787
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Cubic Inches
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Gallons (U.S. Liq.)
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0.004329
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Days
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Seconds
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86,400
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Degrees (Angle)
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Radians
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0.01745
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Feet
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Meters
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0.3048
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Feet
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Miles
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0.0001894
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Feet of Water
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Atmospheres
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0.0295
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Feet of Water
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Inches of Mercury (Hg.)
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0.8826
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Feet of Water
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PSI (Lbs./Sq/In.)
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0.4335
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Feet / Min.
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Miles / Hr.
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0.01136
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Feet / Sec.
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Miles / Hr.
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0.6818
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Foot Lbs.
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BTU
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0.001286
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Foot Lbs. / Min.
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Horsepower
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0.0000303
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Foot Lbs. / Sec.
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Horsepower
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0.001818
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Gallons (U.S. Liq.)
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Cubic Inches
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231
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Gallons (U.S. Liq.)
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Cubic Feet
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0.1337
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Gallons of Water
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Pounds of Water
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8.3453
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Horsepower
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BTU / Min.
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42.44
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Horsepower
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Foot Lbs./Min.
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33,000
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Horsepower
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Foot Lbs./Sec.
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550
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Horsepower
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Watts
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745.7
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Hours
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Days
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0.04167
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Hours
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Weeks
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0.005952
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Inches
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Centimeters
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2.54
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Inches of Mercury (Hg.)
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Atmospheres
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0.03342
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Inches of Mercury (Hg.)
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Feet of Water
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1.133
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Inches of Mercury (Hg.)
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PSI (Lbs./Sq.In.)
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0.4912
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Inches of Water
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PSI (Lbs./Sq.In.)
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0.03613
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Liters
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Cubic Centimeters
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1,000
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Liters
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Gallons (U.S. Liq.)
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0.2642
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Micron
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Inches
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0.00004
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Miles (Statute)
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Feet
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5,280
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Miles/Hr. (MPH)
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Feet/Min
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. 88
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Miles/Hr. (MPH)
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Feet/Sec.
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1.467
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Ounces (Weight)
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Pounds
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0.00625
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Ounces (Fluid)
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Cubic Inches
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1.805
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Pints (Fluid)
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Quarts (Fluid)
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0.5
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Pounds
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Grams
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7.000
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Pounds
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Grams
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453.5924
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Pounds
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Ounces
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16
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PSI (Lbs./Sq.In.)
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Atmospheres
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0.06804
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PSI (Lbs./Sq.In.)
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Feet of Water
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2.307
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PSI (Lbs./Sq.In.)
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Inches of Mercury
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2.036
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PSI (Lbs./Sq.In.)
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Kilopascals (kP)
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6.894757
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Quarts
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Gallons
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0.25
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Square Feet
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Square Inches
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144
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Temperature (0F) -32
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Temperature (0C)
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0.5555
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Tons (Short)
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Pounds
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2,000
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Watts
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Horsepower
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0.001341
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