Product [folder soft seal butterfly] details：
Product model：D71X
Product Name: clip on soft seal butterfly valve
Product features: use and characteristics of the butterfly valve is suitable for underground pipe network supply and drainage pipeline for opening and closing or regulating the flow of media used, with moisture resistance, corrosion resistance, long life and other characteristics.
Adoption criteria: design criteria：GB/T12238-1989 Flange connection size： GB/T9113.1-2000; GB/T9113.2-2000 GB/T9115.1-2000; GB/T9115.2-2000 Pressure test：GB/T13927-1992；JB/T9092-199Soft sealing butterfly valve prices, soft sealing butterfly valve manufacturers,Soft sealing butterfly valve。
Uses and features:
Soft sealing butterfly valve is suitable for temperature are less than 120, nominal pressure is less than 1.6MPa of food, medicine, chemical, petroleum, electric power, textile, paper and other drainage gas pipes to regulate the flow and the role of media section voyage.
Its main features are:
1, design novel, reasonable, unique structure, light weight, open and close quickly.
2, operating torque is small, easy to operate, labor-saving dexterity.
3, any position can be installed, easy maintenance.
4, seals can be replaced, reliable sealing performance to achieve two-way sealing zero leakage.
5, sealing material aging, corrosion resistance, long service life and other characteristics.
三、Clamp type soft sealing butterfly valveD71X/J -6/10/16 Q.C.P.RSeries connection size：
|
Nominal diameter
|
Structure length (standard value)
|
Dimensions (reference values)
|
Connection dimension (standard value)
|
|
0.6MPa
|
1.0MPa
|
1.6MPa
|
|
millimeter
|
inch
|
L
|
H
|
H0
|
A
|
B
|
D0
|
n-d
|
D0
|
n-d
|
D0
|
n-d
|
|
50
|
2
|
43
|
63
|
235
|
270
|
65
|
110
|
4-14
|
125
|
4-18
|
125
|
4-18
|
|
65
|
2 1/2
|
46
|
70
|
250
|
270
|
65
|
130
|
4-14
|
145
|
4-18
|
145
|
4-18
|
|
80
|
3
|
46
|
73
|
275
|
270
|
65
|
150
|
4-18
|
160
|
8-18
|
160
|
8-18
|
|
100
|
4
|
52
|
105
|
316
|
270
|
65
|
170
|
4-18
|
180
|
8-18
|
180
|
8-18
|
|
125
|
5
|
56
|
115
|
340
|
310
|
65
|
200
|
8-18
|
210
|
8-18
|
210
|
8-18
|
|
150
|
6
|
56
|
137
|
376
|
310
|
65
|
225
|
8-18
|
240
|
8-22
|
240
|
8-22
|
四、Clamp type soft sealing butterfly valveD371X/J -6/10/16 Q.C.P.RSeries connection size：
|
Nominal diameter
|
Structure length (standard value)
|
Dimensions (reference values)
|
Connection dimension (standard value)
|
|
0.6MPa
|
1.0MPa
|
1.6MPa
|
|
millimeter
|
inch
|
L
|
H
|
H0
|
A
|
B
|
D0
|
n-d
|
D0
|
n-d
|
D0
|
n-d
|
|
50
|
2
|
43
|
63
|
306
|
180
|
200
|
110
|
4-14
|
125
|
4-18
|
125
|
4-18
|
|
65
|
2 1/2
|
46
|
70
|
321
|
180
|
200
|
130
|
4-14
|
145
|
4-18
|
145
|
4-18
|
|
80
|
3
|
46
|
83
|
346
|
180
|
200
|
150
|
4-18
|
160
|
8-18
|
160
|
8-18
|
|
100
|
4
|
52
|
105
|
387
|
180
|
200
|
170
|
4-18
|
180
|
8-18
|
180
|
8-18
|
|
125
|
5
|
56
|
115
|
411
|
180
|
200
|
200
|
8-18
|
210
|
8-18
|
210
|
8-18
|
|
150
|
6
|
56
|
137
|
447
|
270
|
280
|
225
|
8-18
|
240
|
8-22
|
240
|
8-22
|
|
200
|
8
|
60
|
164
|
572
|
270
|
280
|
280
|
8-18
|
295
|
8-22
|
295
|
12-22
|
|
250
|
10
|
68
|
206
|
646
|
270
|
280
|
335
|
12-18
|
350
|
12-22
|
355
|
12-26
|
|
300
|
12
|
78
|
230
|
738
|
380
|
420
|
395
|
12-22
|
400
|
12-22
|
410
|
12-26
|
|
350
|
14
|
78
|
248
|
761
|
380
|
420
|
445
|
12-22
|
460
|
16-22
|
470
|
16-26
|
|
400
|
16
|
102
|
289
|
877
|
450
|
470
|
495
|
16-22
|
515
|
16-26
|
525
|
16-30
|
|
450
|
18
|
114
|
320
|
938
|
480
|
490
|
550
|
16-22
|
565
|
20-26
|
585
|
20-30
|
|
500
|
20
|
127
|
343
|
993
|
480
|
490
|
600
|
20-22
|
620
|
20-26
|
650
|
20-33
|
|
600
|
24
|
154
|
413
|
1131
|
480
|
490
|
405
|
20-26
|
725
|
20-30
|
770
|
20-36
|
|
700
|
28
|
165
|
478
|
1476
|
640
|
660
|
810
|
24-26
|
840
|
24-30
|
840
|
24-36
|
|
800
|
32
|
190
|
525
|
1533
|
640
|
660
|
320
|
24-30
|
950
|
24-33
|
950
|
24-39
|
|
900
|
36
|
203
|
585
|
1655
|
750
|
860
|
1020
|
24-30
|
1050
|
28-33
|
1050
|
28-39
|
|
1000
|
40
|
216
|
640
|
1765
|
850
|
900
|
1120
|
28-30
|
1160
|
28-36
|
1170
|
28-42
|
|
1200
|
48
|
254
|
755
|
1995
|
850
|
900
|
1340
|
32-33
|
1380
|
32-39
|
1390
|
32-48
|
|
1400
|
56
|
279
|
910
|
2310
|
1000
|
925
|
1560
|
36-36
|
1590
|
36-42
|
1590
|
36-48
|
|
1600
|
64
|
318
|
1030
|
2595
|
1000
|
925
|
1760
|
40-36
|
1820
|
40-48
|
1820
|
40-56
|
|
1800
|
72
|
356
|
1140
|
2810
|
1100
|
980
|
1970
|
44-39
|
2020
|
44-48
|
2020
|
44-56
|
|
2000
|
80
|
406
|
1250
|
3100
|
1100
|
980
|
2180
|
48-42
|
2230
|
48-48
|
2230
|
48-62
|
Note: if the user needs the valve plate lining rubber and other special requirements, please specify when ordering。
Design standard：GB/T12238-1989
Flange connection size：GB/T9113.1-2000 GB/T9115.1-2000 JB78
Structure length：GB/T12221-1989
Pressure test：GB/T13927-1992；JB/T9092-1999
三、Main technical parameters：
|
Nominal diameter
|
DN(mm)
|
50~2000
|
|
Nominal pressure
|
PN(MPa)
|
0.6
|
1.0
|
1.6
|
|
Test pressure
Ps(MPa)
|
strength test
|
0.9
|
1.5
|
2.4
|
|
Seal test
|
0.66
|
1.1
|
1.76
|
|
Air tight test
|
0.6
|
0.6
|
0.6
|
|
Applicable medium
|
Air, water, sewage, steam, gas, oil, etc.。
|
|
Driving form
|
Manual, worm and worm drive, gas transmission, electric drive。
|
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