Page 14 - Straub-Couplings-Catalog-2017
P. 14

 CR
B DV
STRAUB-FLEX
11.100 116 160
281.9 8 11.0
13.200 102 145
335.3 7 10.0
15.300 87 123
388.6 6 8.4
17.400 80 109
290
20.0
290
20.0
290
20.0
290
20.0
290
20.0
290
20.0
290
20.0
3X Working Pressure psi/bar
363
25.0
363
25.0
334
23
261
18
247
17
223
15.4
203
14
160
11
STRAUB-FLEX & STRAUB-OPEN-FLEX COUPLINGS
For AWWA Ductile Iron Pipe Sizes
Nominal Ductile Iron Pipe Sizes Inches
4 6 8 10 12 14 16 18 20 24 30 36 42
Nominal Ductile Iron Pipe Sizes (Inches)
12
Pipe Outside Diameter In./mm 4.800
121.9
6.900
175.3
9.050
229.9
2L Working Pressure psi/bar 232
16.0
232
16.0
145
10
2LS Working Pressure psi/bar
196
13.5
2LU Working Pressure psi/bar
363
25.0
319
22
280
19.3
230
15.8
210
14.4
174
12.0
152
10.4
145
10
109
7.5
2H Working Pressure psi/bar
290
20.0
290
20.0
287
19.8
260
17.9
235
16.2
197
13.6
148
10.2
2XS Working Pressure psi/bar
STRAUB-FLEX 2 & STRAUB-OPEN-FLEX 2 Selection
KV
OD
442.0 5.5
19.500 73
495.3 5
21.600 65
548.6 4.5
25.800 51
7.5
94
6.4
80
5.5
70
4.8
50
3.4
45
3.1
35
OD
14
R 14
Pipe Outside Diameter In./mm 13.200 335.3 15.300 388.6 17.400 442.0 19.500 495.3 21.600 548.6 25.800 655.3 32.000 812.8 38.300 972.8 44.500 1130.3 50.800 1290.3 57.560 1462.0 61.610 1564.9 75.340 1913.6
3L Working Pressure psi/bar 143
9.9 119
8.2 105
7.2
95
6.6
85
5.9
71
4.9
55
3.8
46
3.2
39
2.7
34
2.3
30
2.1
26
1.8
20
1.3
3LS Working Pressure psi/bar 189 13.0 160 11.0 140
9.7
123
8.5
110
7.6
94
7.0
74
5.1
64
4.4
54
3.7
51
3.5
42
2.9
36
2.5
29
2.0
3LU Working Pressure
363
25.0
363
25.0
328
22.6
292
20.1
263
18.1
203
14
160
11
123
8.5
107
7.3
94
6.5
81
5.5
73
5.0
51
3.5
3H Working Pressure psi/bar
363
25.0
363
25.0
363
25.0
251
17.3
203
14.0
167
11.5
145
10.0
123
8.5
113
7.8
102
7.0
80
5.5
C
B DV
STRAUB-OPEN-FLEX 2 (2-piece execution shown)
16
18
20
24
30
Non-Axial Restraint Pipe Couplings 36
*W1, W2, or W5
Consult Factory for details 42
• Pipes must be properly anchored and supported.
• STRAUB-FLEX & STRAUB-OPEN-FLEX Couplings are NOT pull-out
resistant.
48 54 60
• STRAUB-STRONG Special Restraint 72 System. (Info and pricing available on request.)
655.3
32.000
812.8
38.300
972.8
44.500
1130.3
3.5
All STRAUB couplings require the correct use of a torque wrench for a safe and proper installation. STRAUB couplings must be torqued to the specified value as printed on each individual coupling. Failure to do so can result in injury or death.
85 125
5.8 8.6
80 105
2.4 5.5 7.2
STRAUB-FLEX 3 & STRAUB-OPEN-FLEX 3 Selection
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