Grinnell catalogue - Grinnell - #29

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Text version of the page
FRICTION RESISTANCE (EXPRESSED AS EQUIVALENT STRAIGHT PIPE)
Nominal Size Pipe Pipe Wall Elbows 90° Elbows 45° Tee Branch Tee Run
mm OD Thickness
Inches mm mtrs mtrs mtrs mtrs
25 1
33.7
3.4
0.5
0.2
1.3
0.5
32 11/4
42.4
3.6
0.6
0.3
1.5
0.6
40 11/2
48.3
3.7
0.7
0.4
1.8
0.7
50
2
60.3
3.9
1.0
0.5
2.5
1.0
65
21/2
73.0
5.2
1.2
0.6
3.0
1.2
65 21/2
76.1
5.0
1.2
0.6
3.1
1.2
80
3
88.9
5.5
1.5
0.7
3.7
1.5
100 4
108.0
5.6
2.0
1.0
5.0
2.0
100 4
114.3
6.3
2.0
1.0
5.0
2.0
125 5
133.0
6.3
2.4
1.3
6.1
2.4
125 5
139.7
6.3
2.4
1.3
6.1
2.4
125 5
141.3
6.6
2.5
1.3
6.3
2.5
150 6
159.0
7.1
2.9
1.4
7.2
2.9
150 6
165.1
7.1
2.9
1.4
7.2
2.9
150 6
168.3
7.1
3.0
1.5
7.6
3.0
200 8
219.1
8.2
4.0
2.0
10.0
4.0
250 10
273.0
9.3
5.0
2.5
12.6
5.0
300 12
323.9
9.5
6.1
3.0
15.1
6.1
350 14
355.6
9.5
7.0
5.5
20.7
7.0
400 16
406.4
9.5
7.9
6.1
23.8
7.9
450 18
457.2
9.5
8.8
7.0
25.9
8.8
500 20
508.0
9.5
10.1
7.9
30.5
10.1
600 24
609.6
9.5
12.2
9.1
35.1
12.2
□ o
□ 0 sz
1
c
c
0
O
D
V D
O
g Si o
i
É z
For the reducing tee and branches, use the value that is corresponding to the branch size. Example: For 6"x6"x3" tee, the branch value of 3" is 3.9 meters. For sizes not listed, interpolate from the values shown.

pageCatalog pdf di En 2012-05-22-29