This section is from the book "The English And American Mechanic", by B. Frank Van Cleve. Also available from Amazon: The English And American Mechanic.
Area of orifice, sq. in. X
No. corresponding to height of surface above orifice, as per table = Cubic feet discharged per minute.
Height of Surface above Orifice. | Multiplier. |
Feet. | |
1 | 2.25 |
2 | 3.2 |
4 | 45 |
6 | 5.44 |
8 | 6.4 |
10 | 7.1 |
12 | 7.8 |
14 | 8.4 |
16 | 9. |
Height of Surface above Orifice. | Multiplier. |
Feet. | |
18 | 9.5 |
20 | 10. |
22 | 10.5 |
24 | 11. |
26 | 11.5 |
28 | 12. |
80 | 12.3 |
82 | 12.7 |
85 | 13.3 |
Height of Surface above Orifice. | Multiplier. |
Feet. | |
40 | 142 |
45 | 151 |
60 | 16. |
60 | 17.4 |
70 | 18.8 |
80 | 201 |
90 | 21.3 |
100 | 22.5 |
 
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