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Product Name:DIN3202-F4 Flanged Double-eccentric Butterfly Valve
Flange Type Double-eccentric Butterfly Valve

Specification
Structre type: Double-eccentric Butterfly Valve
Design standard: BS 5155
Flange connection dimension: DIN2533 PN16, BS 4504 PN16
Structure length: DIN 3202 F4; BS 5155 long type.
Pressure test: DIN 3230
 
Application
1. The materials of parts are selected excelletly
2. This valve adopts double-eccentric construction.Small friction of Seat and torque during opening orclosing.
3. The disk is trussframed with plates and flow resistant is lower.
4. It has reliable sesling structure for two-way stoping without leakage.
5. The rubberfly sealring could be replaced on pipeline without removing the valve( DN>700)
6. The axle sleeves are selflubricated beaing, oiling is out need and friction drag is small during operation.
Materials
NO.
Part Name
Material
Qty
1
Bolt
WCB
4
2
Cover
GG25-GGG40
1
3
Gasket
EPDM/NBR
1
4
Adjust Gasket
2Gr13/SS416
1
5
Trust Cooler
2Gr13/SS416
1
6
Bushing
PTFE/Brass
2
7
Seat
NBR/EPDM
1
8
Seat Ring
WCB/SS304/SS316
1
9
Bolt
WCB
?
10
Washer
65Mn
?
11
Down Shaft
SS410/SS416/SS304
1
12
Disc
GG25/GGG40
1
13
Up Shaft
WCB/SS416/SS316
1
14
Pin
SS410/SS416
3
15
Body
GG25/GGG40
1
16
Stuffing Washer
WCB/SS304/SS316
1
17
Stuffing
EPDM/NBR/PTFE
?
18
Gland
WCB/SS304/SS316
?
19
Bolt
WCB
?
20
Nut
WCB
?
21
Stud
WCB
2
22
Nut
WCB
2
23
Yoke
GG25/GGG40
1
24
Bolt
Q235-A/321
?
25
Key
45/WCB
1-2
26
Wormgear
BODY-GG25/GGG40
1
27
Scutcheon
H62 ZCnZn38Pb2Mn2
1
28
Rivet
L3
4
29
Pin
WCB
2

Dimensions
Size
L
D
D1
D2
b
n-?d1
H
H1
H2
B1
B2
KG
DN100
190
220
180
158
24
8-18
446
242
122
127
48
25
DN150
210
285
240
212
26
8-23
521
290
153
225
58
37
DN200
230
340
295
268
30
12-23
690
360
216
231
70
63
DN250
250
405
355
320
32
12-27
800
417
219
231
95
94
DN300
270
460
410
378
32
12-27
950
542
267
449
178
148
DN350
290
520
470
438
36
16-27
1048
583
315
449
178
188
DN400
310
580
525
490
38
16-30
1120
620
350
449
178
237
DN450
330
640
585
548
40
20-31
1190
667
373
449
178
268
DN500
350
715
650
610
42
20-33
1280
702
428
486
196
289
DN600
390
840
770
725
48
20-36
1409
809
450
627
244
480
DN700
430
910
840
793
54
24-36
1600
935
515
627
244
615
DN800
470
1025
950
900
58
24-39
1736
1013
573
635
270
818
DN900
510
1125
1050
1000
62
24-39
1860
1071
639
635
270
956
DN1000
550
1255
1170
1116
66
28-42
2107
1234
723
955
455
1277
DN1100
630
1355
1280
1218
66
32-43
2326
1234
833
955
455
1500
DN1200
630
1485
1390
1330
66
32-49
2326
1343
833
955
455
1768
DN1400
710
1685
1590
1530
66
36-49
2326
1343
985
1145
515
3456
DN1600
790
1930
1820
1750
70
40-56
2900
1559
1190
1145
515
5620
DN1800
870
2130
2020
1950
70
44-56
3600
1975
1420
1543
708
9900
DN2000
950
2345
2230
2150
75
48-62
4000
2085
1615
1543
708
11000
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