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Calculatrice de vélocité annulaire
 
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Hole Size
(inches):

Pipe Size
(inches):

Hole Size
(inches)
12.25
Pipe Size
(inches)
4.5
Hole Size
(inches)
8.5
Pipe Size
(inches)
4.5
Hole Size
(inches)
7.5
Pipe Size
(inches)
4.5
Hole Size
(inches)
6
Pipe Size
(inches)
3.5
Hole Size
(inches)
5
Pipe Size
(inches)
3.5
Flow Rate US GPM
Flow Rate MP GPM
Flow Rate Ltr/min
Ann Vel
Ft/min
Ann Vel
Mtr/min
Ann Vel
Ft/min
Ann Vel
Mtr/min
Ann Vel
Ft/min
Ann Vel
Mtr/min
Ann Vel
Ft/min
Ann Vel
Mtr/min
Ann Vel
Ft/min
Ann Vel
Mtr/min
Ann Vel
Ft/min
Ann Vel
Mtr/min
50
41.64
189
9
2.9
24
7.2
34
10.4
52
15.7
96
29.3
75 62.46 284
14 4.3 35 10.8 51 15.5 77 23.6 144 43.9
100 83.28 379
19 5.7 47 14.3 68 20.7 103 31.4 192 58.5
125 104.10 473
24 7.2 59 17.9 85 25.9 129 39.3 240 73.1
150 124.92 568
28 8.6 71 21.5 102 31.1 155 47.1 288 87.8
200 166.56 757
38 11.5 94 28.7 136 41.5 206 62.8
225 187.38 852
42 12.9 106 32.3 153 46.6 232 70.7
240.5 200.28 910
45 13.8 113 34.5 164 49.8 248 75.6
275 229.02
1041
52 15.8 129 39.5 187 57.0 283 86.4
300 249.83 1136
57 17.2 141 43.0 204 62.2
400
333.11
1514
75
23.0
188
57.4
272
82.9
500
416.39
1893
94
28.7
235
71.7
600
499.67
2271
113
34.5
282
86.1
700
582.95
2650
132
40.2
800
666.23
3028
151
46.0
900
749.50
3407
170
51.7
1000
832.78
3785
189
57.5
1100
916.06
4164
207
63.2
1200
999.34
4542
226
69.0
1300
1082.62
4921
245
74.7
1400
1165.90
5299
264
80.5
1500
1249.17
5678