Page 21 - 2023 Straub Couplings

Approximate Values for fitting tolerances.
1 mm = .03937 in
FITTING
1 Clamping range per OD
2 Different diameters
3 Setting gap between pipe ends R
STRAUB Type
Pipe OD-Range mm
without
Strip insert
with
+/- mm / %
mm / %
mm
mm
0.5 mm
2 mm
5
15
STRAUB-METAL-GRIP
33.7 - 54.0
57.0 - 88.9
104.0 - 114.3
1.0%
1.0%
2 mm
2%
10
25
10
25
133.0/139.7/159.0/168.3
1.0%
2%
15
30
129.0/154.0/219.1/273.0
1.0%
2%
15
35
323.9 - 609.6
26.9 - 33.7
1.0%
6 mm
15
35
1.0%
2 mm
5
5
38.0 - 48.3
1.0%
2 mm
5
10
54.0 - 60.3/84.0
127.0 - 141.3/159.0 - 273.0
1.0%
1.0%
2 mm
10
15
STRAUB-GRIP
73.0/76.1/88.9
1.0%
2 mm
10
25
100.6 - 104.8
1,0%
2%
10
25
108.0/114.3
1.0%
2%
10
25
154.0
1.0%
2%
10
30
2%
10
35
304.0-609.8
1.0%
6 mm
10
35
STRAUB-FLEX 1
STRAUB-OPENFLEX 1
STRAUB-FLEX 2
STRAUB-OPEN-FLEX 2
STRAUB-FLEX 3
STRAUB-OPEN-FLEX 3
558.8 - 2032.0
3 mm
6 mm
15
60
558.8 - 1219.2
3 mm
6 mm
15
60
48.3 - 60.3
76.1 - 88.9
100.6 - 114.3
127.0 - 168.3
180.0 - 300.0
301.0 - 1219.2
0.5%
1.0%
1.0%
1.0%
1.0%
3 mm
25 15
25 25
2% 5 25
2% 5 35
2% 10 35
6 mm 10 35
Gap Contraction
5 Max. Axial Movement
STRAUB-Type
mm/in
4 Angular Deflection
Outside Diameter OD mm
Degree
GRIP
FLEX/OPEN-FLEX
FLEX 2 / OPEN-FLEX 2
10 mm / 0.4"
≤ 60.3mm ≥ 219.1mm
≤ 60.3mm ≥ 219.1mm
5 2
FLEX 1 FLEX 3 FLEX 4
Gap Expansion
/ OPEN-FLEX 1 / OPEN-FLEX 3 / OPEN-FLEX 4
5 mm / 0.2" 15mm / 0.6" 20mm / 0.8"
FLEX 3.5 / OPEN-FLEX 3.5
15mm / 0.6"
60.3 mm - 219. 1 mm
60.3 mm - 219. 1 mm
4
AIR-FLEX
25mm / 1"
High-Performance Pipe Couplings
21