W-FILTER technical data strainer type W0 pages
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INGENIEURBÜRO UND FERTIGUNG FÜR INDUSTRIEARMATUREN
Strainer Type W - Technical Data (≤ DN 500)
dimension [mm] 1)
DN
weight [approx. kg]
Type SS (welded ends)
add. weight per flange
D
L
H
h
Amin
50
60.3
230
385
190
290
15
20
2.5
2.9
65
76.1
290
385
190
290
16
21
3.0
3.7
80
88.9
310
425
205
320
24
31
3.9
4.8
100
114.3
350
465
220
370
34
44
4.6
6.5
125
139.7
400
555
260
450
56
69
80
150
168.3
480
575
300
530
75
94
123
200
219.1
600
655
335
680
105
138
189
250
273.0
730
740
375
750
165
215
277
300
323.9
850
835
420
880
244
310
430
350
355.6
980
925
460
980
312
399
400
406.4
1100
1000
500
1100
424
450
457.0
1200
1030
565
1230
500
508.0
1250
1030
565
1230
PN 25
PN 40
PN 63
PN 100
PN 16
PN 25
PN 40
6.3
8.9
7.8
order specific 2)
PN 16
11.7
11.5
17.1
21.0
16.7
24.3
34.2
22.1
31.8
47.6
483
32.8
48.8
69.3
510
624
41.1
63.3
98.0
651
762
1072
50.6
76.0
105.0
681
795
1124
75.3
97.0
130.0
DN
50
65
80
100
125
150
200
250
300
350
400
450
500
F [cm²]
155
155
250
360
620
1010
1520
1930
2600
3350
4450
5380
5380
ζ (Zeta) 3)
0.70
0.80
1.00
1.15
1.30
1.50
1.70
1.80
1.85
1.90
1.92
1.93
1.94
Kv
142
221
272
422
599
818
1288
1969
2788
3315
4266
5448
6699
sieve mesh-size (MW), standard
0.5
1.0
correction factor for zeta-value (ζ)
1.0
0.8
2.0
0.7
open sieve area in % of F
37%
44%
48%
These data are based on material P235-265GH (sieve: 1.4301). Additional material 1.4541 / 1.4571 are available upon request. Technical
and design changes are permitted.
1)
Dimensions are acc. to DIN EN 558-1 and flanges acc. to EN 1092-1. Tolerances in acc. with norms DIN 8570 and DIN 28005.
Vertical measures (H, h, Amin) are based on PN 16. Customised dimension and designs are possible.
2)
Weight of the strainers can only be determined after the order is placed, due to the dimensioning of the strainer body
in connection with the planned operating pressures. Generally, the weights can differ from the mentioned ones.
3)
The mentioned zeta-value (ζ) needs to be increased by 20%, if the strainer comes with a double-layered sieve.
Generally, this is the case with strainers ≥ DN 250 and a mesh-size (MW) of 0.5 mm.
06/2014
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