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Table 9. Conversions of Units of Flow
Unit
U.S
Gallons/Minute
Million U.S
Gallons/Day
Feet
3
/Second Meters
3
/Hour Litres/Second
1 U.S
Gallon/Minute
1 0.001440 0.00223 0.2271 0.0630
1 Million U.S
Gallons/Day
694.4 1 1.547 157.73 43.8
1 Foot
3
/Second
448.86 0.646 1 101.9 28.32
1 Meter
3
/Hour
4.403 0.00634 0.00981 1 0.2778
1 Litre/Second
15.85 0.0228 0.0353 3.60 1
One unit in the left-hand column equals the value of units under the top heading.
Table 10. Conversions of Units of Pressure and Head
Unit mm Hg in. Hg in H
2
O ft H
2
O lb/in² kg/cm² Atmos kPa
1mm
Hg
1 0.0394 0.5352 0.0447 0.01934 0.00136 0.0013 --
1 in.
Hg
25.4 1 13.5951 1.1330 0.49115 0.03453 0.0334 3.386
1 in
H
2
O
1.86827 0.0736 1 0.0833 0.03613 0.00254 0.0025 0.249
1 ft
H
2
O
22.4192 0.8827 12 1 0.43352 0.030479 0.0295 2.989
1 lb/ in² 51.7149 2.0360 27.6807 2.3067 1 0.07031 0.0681 6.895
1
kg/cm²
735.559 28.959 393.7117 32.8093 14.2233 1 0.9678 98.07
Atmos. 760.456 29.92 406.5 33.898 14.70 1.033 1 101.3
kPa 7.50064 0.2953 4.0146 0.3346 0.14504 0.0102 0.0099 1
One unit in the left-hand column equals the value of units under the top heading.
Table 11. Approximate Weights of Various Liquids
Pounds per U.S
Gallon
Specific Gravity
Diesel Fuel
6.88 - 7.46 0.825 - 0.895
Ethylene Glycol
9.3 - 9.6 1.12 - 1.15
Furnace Oil
6.7 - 7.9 0.80 - 0.95
Gasoline
5.6 - 6.3 0.67 - 0.75
Kerosene
6.25 - 7.1 0.75 - 85
Lube. Oil (Medium)
7.5 - 7.7 0.90 - 0.92
Water
8.34 1.00