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Conversion Factors

TO CONVERT
INTO
MULTIPLY BY

atmospheres
atmospheres
atmospheres
Btu
Btu
Btu
Btu/hr
Btu/hr
Btu/hr
Btu/min
Btu/min
Btu/min
Btu/min
Btu/min
Btu/hr
Btu/sq ft min
Btu/lb. Air
Candle/sq. in
cubic feet
cubic feet
cubic feet
cubic feet
cubic feet
cubic feet/min
cubic feet/min
cubic feet/sec
cubic feet/sec
cubic inches
cubic inches
cubic inches
cubic yards
cubic yards
cubic yards
cubic yards
cubic yards
cubic yards/min
cubic yards/min
degrees (angle)
degrees/sec

ft. of water (at 4*C)
in. of mercury (at O*C)
pounds/sq. in.
foot-lbs
horsepower-hrs
kilowaft-hrs
foot-poundstsec
horsepower-hrs 
watts
foot-lbstsec
horsepower
kilowattts;
watts
tons of refrigeration
tons of refrigeration
watts/sq. in
kilojoules/kilograrn
Lamberts
cubic inches 
cubic yards
gallons ( U.S. liq.)
pints ( U.S. liq.)
quarts ( U.S. liq.)
gallons/sec:
pounds of water/mi
millions gals/day
gallons/min
cubic feet
cubic yards
gallons
cubic feet
cubic inches
gallons ( U.S. liq.)
pints ( U.S. liq.)
quarts ( U.S. liq.)
cubic ft/sec
gallons/sec:
seconds
revolutions/min

33.90
29.92
14.70
778.3
3.931 X 10-4
2 . 928 x 10'4
0.2162
3.929 x 10-4
0.2929
12.96
0.02356
0.01757
17.57
1/200
1/12,000
0.1221
2.33
0.4870
1,728.0
0.03704
7.48052
59.84
29.92
0.1247
62.43
0.646317
448.831
5.787 x 10
2.143 x 1 0_'
4.329 x 10-3
27.0
46,656.0
202.0
1,615.9
807.9
0.45
3.367
3,600.0
0.1667

TO CONVERT
INTO MULTIPLY BY

feet of water
feet of water
feet of water
feet of water
feet/min
feet/min
feet/sec
feet/sec
Foot-candle
foot-pounds
foot-pounds
foot-pounds
foot-pounds/min
foot-pounds/min
foot-pounds/min
foot-pounds/min
foot-pounds/sec
foot-pounds/sec:
foot-pounds/sec:
foot-pounds/sec
gallons
gallons
gallons
gallons
gallons (liq. Br. Imp.)
gallons ( U.S.)
gallons of water
gallons/min
gallons/min
horsepower
horsepower
horsepower
horsepower
horsepower
horsepower(boiler)
horsepower (boiler)
horsepower-hrs
horsepower-hrs
horsepower-hrs 

atmospheres 
in. of mercury  
pounds/sq. ft.
pounds/sq. in.
feet/sec
miles/hr
miles/hr
miles/min
Lumen/sq. meter
Btu
hp-hrs
kilowatt-hrs
Btu/min
foot-pounds/sec
horsepower
kilowatts
Btu/hr
Btu/min
horsepower
kilowatts
cubic feet
cubic inches
cubic yards
liters
gallons (U.S.liq.) 
gallons (Imp.)
pounds of water
cu ft/sec
cu ft/hr
Btu/min
foot-lbs/min
foot-lbs/sec
kilowatts
watts 
Btu/hr
kilowatts
Btu
foot-lbs
kilowatt-hrs

0.02950
0.8826
62.43
0.4335
0.01667
0.01136
0.6818
0.01136
10.764
1.286 x 10-3
5.050 x 10'7
3.766 x 10"7
1.286 x 10-3
0.01667
3.030 x 10-5
2.260 x 10'5
4.6263
0.07717
1.818 x 10'3
1.356 x 10'3
0.1337
231.0
4.951 x 10'3
3.785
1.20095
0.83267
8.3453
2.228 x 10-3
8.0208
42.44
33,000.0
550.0
0.7457
745.7
33.479
9.803
2,547.0
1.98 x 106
0.7457

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