Flanged rubber seat butterfly valve
Flanged rubber seat butterfly valve Product introduction
Flanged rubber seat butterfly valve is used in on-off and control flow of medium in vaired pipelines such as foodstuff,beverage,machine,chemical engineering,industrial enviromental proction,water treatment and building ect .Flanged rubber seat butterfly valve: ANSI, DIN, JIS, GB, etc
More Structure: Soft Seat Sealing ( Or metal seat sealing).
More Structure: Soft Seat Sealing ( Or metal seat sealing).
Flanged rubber seat butterfly valve Material :
1 Body : Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200;
Ductile Iron:ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15;
Stainless Steel: ASTM A351 CF8, CF8M;Carbon Steel: ASTM A216 WCB
2 Stem: Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM
A582 Type 416;
3 Taper Pin : Stainless Steel: ASTM A276 Type 304, Type 316;
4 Seat : NBR, EPDM, Neoprene, PTFE, Viton;
5 Disc : Ductile Cast Iron (Nickel plated):ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS- 400,Stainless Steel:ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501;
AL-Bronze: ASTM B148 C95400;
6 O-Ring: NBR, EPDM
7 Bushing :Polymer water-proof materials ,Nylon, Bronze;
1 Body : Cast Iron: ASTM A126CL. B , DIN1691 GG25, EN 1561 EN-GJL-200;
Ductile Iron:ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS-400-15;
Stainless Steel: ASTM A351 CF8, CF8M;Carbon Steel: ASTM A216 WCB
2 Stem: Zinc Plated Steel; Stainless Steel: ASTM A276 Type 316, Type 410, Type 420; ASTM
A582 Type 416;
3 Taper Pin : Stainless Steel: ASTM A276 Type 304, Type 316;
4 Seat : NBR, EPDM, Neoprene, PTFE, Viton;
5 Disc : Ductile Cast Iron (Nickel plated):ASTM A536 65-45-12, DIN 1693 GGG40, EN1563 EN-GJS- 400,Stainless Steel:ASTM A351 CF8, CF8M; CF3, CF3M; EN 1.4408, 1.4469; 1.4501;
AL-Bronze: ASTM B148 C95400;
6 O-Ring: NBR, EPDM
7 Bushing :Polymer water-proof materials ,Nylon, Bronze;
Flanged rubber seat butterfly valve Technical parameters
| Description | Standard |
| Design and manufacture | EN593 |
| Face to face | ISO5752 series14, EN558-1 series 14, DIN3202 F4 |
| Flange and drilling | ISO7005-2, EN1092, |
| Pressure test | EN12266 |
| Top flange of bare shaft valve | ISO5211 |
| Top flange on worm gearbox for e-actuator | ISO5210 |
Flanged rubber seat butterfly valve Main connection dimensions
| Name | Material |
| Body | ductile cast iron, WCB, stainless steel |
| Disc | ductile cast iron, WCB, stainless steel, Al-bronze |
| Stem | SS420, SS431 |
| Disc seat ring | EPDM,NBR,VITON |
| Body seat ring | SS304 |
| Retainer | SS304, SS316 |
| Shaft bearing | Al-bronze, self-lubricating bearing |
| Bolt & nuts | 8.8 grade galvanized, SS304 |
| Coating | epoxy coating, thickness: min. 250 microns, color code: RAl5015, 5017, 5010, and etc. |
Flanged rubber seat butterfly valve Main dimension
|
Size
|
Length
|
Outline dimension
|
Flange connection
|
Weight
|
|||||||
|
0.6MPa
|
|||||||||||
|
mm
|
inch
|
L
|
H
|
H0
|
A
|
B
|
D
|
D1
|
D2
|
n-d
|
|
|
50
|
2
|
108
|
63
|
306
|
180
|
200
|
140
|
110
|
88
|
4-14
|
13
|
|
65
|
21/2
|
112
|
70
|
321
|
180
|
200
|
160
|
130
|
108
|
4-14
|
14
|
|
80
|
3
|
114
|
83
|
346
|
180
|
200
|
190
|
150
|
124
|
4-18
|
15.5
|
|
100
|
4
|
127
|
105
|
387
|
180
|
200
|
210
|
170
|
144
|
4-18
|
19.5
|
|
125
|
5
|
140
|
115
|
411
|
180
|
200
|
240
|
200
|
174
|
8-18
|
25.5
|
|
150
|
6
|
140
|
137
|
447
|
270
|
280
|
265
|
225
|
199
|
8-18
|
28.5
|
|
200
|
8
|
152
|
164
|
572
|
270
|
280
|
320
|
280
|
254
|
8-18
|
48
|
|
250
|
10
|
250
|
206
|
646
|
270
|
280
|
375
|
335
|
309
|
12-18
|
69
|
|
300
|
12
|
270
|
230
|
738
|
380
|
420
|
440
|
395
|
363
|
12-22
|
91
|
|
350
|
14
|
290
|
248
|
761
|
380
|
420
|
490
|
445
|
413
|
12-22
|
110
|
|
400
|
16
|
310
|
289
|
877
|
450
|
470
|
540
|
495
|
463
|
16-22
|
140
|
|
450
|
18
|
330
|
320
|
938
|
480
|
490
|
595
|
550
|
518
|
16-22
|
180
|
|
500
|
20
|
350
|
343
|
993
|
480
|
490
|
645
|
600
|
568
|
20-22
|
215
|
|
600
|
24
|
390
|
413
|
1131
|
480
|
490
|
755
|
705
|
667
|
20-26
|
290
|
|
700
|
28
|
430
|
478
|
1476
|
640
|
660
|
860
|
810
|
772
|
24-26
|
560
|
|
800
|
32
|
470
|
525
|
1533
|
640
|
660
|
975
|
920
|
878
|
24-30
|
910
|
|
900
|
36
|
510
|
585
|
1655
|
750
|
860
|
1075
|
1020
|
978
|
24-30
|
1500
|
|
1000
|
40
|
550
|
640
|
1765
|
850
|
900
|
1175
|
1120
|
1078
|
28-30
|
1750
|
|
1200
|
48
|
630
|
755
|
1995
|
850
|
900
|
1405
|
1340
|
1292
|
32-33
|
2180
|
|
1400
|
56
|
710
|
910
|
2310
|
1000
|
925
|
1630
|
1560
|
1510
|
36-36
|
2400
|
|
1600
|
64
|
790
|
1030
|
2595
|
1000
|
925
|
1830
|
1760
|
1710
|
40-36
|
2870
|
|
1800
|
72
|
870
|
1140
|
2810
|
1100
|
980
|
2045
|
1970
|
1918
|
44-39
|
3380
|
|
2000
|
80
|
950
|
1250
|
3100
|
1100
|
980
|
2265
|
2180
|
2180
|
48-42
|
4010
|
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