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WENZHOU YONGIDE VALVE CO.,Ltd.
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D71X-10 clip-on soft seal butterfly valves
I. Product Overview
 Soft seal centerline of wafer type butterfly valve, double eccentric flange butterfly valve structure is compact, 90 ° rotary switch is easy, reliable sealing, long life, are widely used in waterworks, power plants, steel mills, paper, chemical, system for the drainage of the diet as a regulator and cut-off use.
Second, the characteristics
1, the valve double eccentric structure, with more closed more tight sealing function, reliable sealing performance.
2, sealing materials made ​​of stainless steel and butyronitrile rubber with matching, long service life.
3, the rubber seals can be located on the valve body can also be located in the butterfly board applicable to the different characteristics of the medium for users to choose.
4, the disc using a frame structure, high strength, large flow area, flow resistance is small.
5, the overall paint, can effectively prevent corrosion and replace as long as the seal seat material can be used in different media.
6, the valve is bi-directional sealing function, control of the installation from the media flows are not subject to the impact of spatial location and can be installed in any direction.
7, the valve structure is unique, flexible, labor-saving and convenient.
三、主要结束参数
公称通经DN(mm)
50~2000
50~1600
公称药理PN(MPa)
0.6
1.0
1.6
密封试验(MPa)
0.66
1.1
1.76
强度试验(MPa)
0.9
1.5
2.4
适用温度
丁腈橡胶:-40℃~90℃氟橡胶:-20℃~200℃
适用介质
水、空气、天然气、油品及弱腐蚀性流体
泄漏率
符合GB/T13927-92标准
驱动方式
蜗轮传动、电动、气动、液动
四、主要零部件材料
零件名称
材料
阀体
WCB、QT450-10、HT200、HT250
蝶板
WCB、QT450-10、HT200、HT250
阀轴
2Cr13
密封圈
丁腈耐油橡胶
填料
柔性石墨
五、执行标准
制造标准
GB/T 122387-89
法兰标准
GB9113-2000、GB17241.6-1998
结构长度标准
GB12221-89
检验标准
GB/T 13927-92
六、主要外形连接尺寸                            
L
H
HO
A
B
0.6MPa
1.0MPa
1.6MPa
DO
n-d
DO
n-d
DO
n-d
50
43
63
235
270
110
110
4-14
125
4-18
125
4-18
65
46
70
250
270
110
130
4-14
145
4-18
145
4-18
80
46
83
275
270
110
150
4-18
160
8-18
160
8-18
100
52
105
316
270
110
170
4-18
180
8-18
180
8-18
125
56
115
340
310
110
200
8-18
210
8-18
210
8-18
150
56
137
376
310
110
225
8-18
240
8-22
240
8-22
200
60
164
430
353
150
280
8-18
295
8-22
295
8-22
250
68
206
499
353
150
335
12-18
350
12-22
355
12-26
  点击详情...
D71X-10P manual clip-on stainless steel butterfly valves
Overview:
Products used in food, beer, pharmaceuticals, beverages, cosmetics and other industrial sectors.
Features:
1, the valve double eccentric structure, with more closed more tight sealing function, reliable sealing performance.
2, sealing materials made ​​of stainless steel and butyronitrile rubber with matching, long service life.
3, the rubber seals can be located on the valve body can also be located in the butterfly board applicable to the different characteristics of the medium for users to choose. 4, the disc using a frame structure, high strength, large flow area, flow resistance is small.
5, the overall paint, can effectively prevent corrosion and replace as long as the seal seat material can be used in different media.
6, the valve is bi-directional sealing function, control of the installation from the media flows are not subject to the impact of spatial location and can be installed in any direction.
7, the structure of the valve is a unique, flexible operation, labor-saving and convenient
Parameters:
Valve material: cast iron, carbon steel, stainless steel
Sealing materials: ethylene-propylene rubber (EPDM) -40 to +125 ° C nitrile rubber (NBR) -20 ~ +82 ° C silicone rubber (SI), -70 to +150 ° C Viton (FPM) -23 ~ +150 ° C fluorine butadiene rubber (CR) 0 ~ +80 PTFE plastic (PTFE) +10 to +150 ° C
 Flange connection dimension: GB/T17241.6-98, GB9115-88
 The length of the structure: GB2221-89;
 Pressure test: GB? T13927-92;
Applicable medium: water, sewage, sea water, air, steam, food, medicines, all kinds of oils, acids, bases, salts and so on.
尺寸:单位(mm)
DN
L
H
HO
A
B
0.6MPa
1.0MPa
1.6MPa
DO
n-d
DO
n-d
DO
n-d
50
43
63
235
270
110
110
4-14
125
4-18
125
4-18
65
46
70
250
270
110
130
4-14
145
4-18
145
4-18
80
46
83
275
270
110
150
4-18
160
8-18
160
8-18
100
52
105
316
270
110
170
4-18
180
8-18
180
8-18
125
56
115
340
310
110
200
8-18
210
8-18
210
8-18
150
56
137
376
310
110
225
8-18
240
8-22
240
8-22
200
60
164
430
353
150
280
8-18
295
8-22
295
8-22
250
68
206
499
353
150
335
12-18
350
12-22
355
12-26
  点击详情...
D371X-10 worm on the folder type soft sealing butterfly valve
The D371X type clip-on soft seal butterfly valve uses and characteristics;
Soft seal butterfly valve for temperature 120 , nominal pressure 16MPa the food, pharmaceutical, chemical, petroleum, electricity,; alloy, urban construction, textile, paper and other water supply and drainage, gas pipes for regulating traffic and intercepting medium role.
The D371X type clip-on soft seal butterfly valve, its main features are:
1, the novel design, reasonable, unique structure, light weight, open and close quickly.
2, the operating torque is small, easy to operate, saving smart.
3, can be in any location, easy maintenance.
4, the seals can be replaced, sealing performance and reliable way to achieve zero leakage seal.
5, sealing materials resistant to aging, corrosion resistance, long life characteristics.
Standard the D371X type clip-on soft seal butterfly:
Design standards: GB/T12238-1989; lS0 10631-1994 or BS EN593-1998
Flange connection size GB/T17241.6-1998: IS0 7005-2 or BSEN 1092-2002
The length of the structure: GB/T1 2221-1989: lS0 5752-1988 or BS EN558-1
Pressure test: GB/T13927-1 992; JB/T9092-1999; lS0 The 5028-1993 or BS 6 755-l-1986

The D371X type folder-type soft sealing butterfly valve main technical parameters
Nominal diameter DNmm 50 ~ 2000
Nominal pressure PNMPa 0.6 1. O 1.6
Test the pressure PsMPa strength test 0.9 1.5 2.4
Seal test 1.1 1.76 O.66
The application of media air, water, sewage, steam, gas, oil and other
Drive the form of manual, worm gear, gas transmission, electric transmission

The D371X type clip-on soft sealing butterfly valve main parts of the material
Part Name Material
Body cast steel, alloy steel, stainless steel
Disc gray iron, ductile cast steel, cast steel, stainless steel and special materials
Seals all kinds of rubber, PTFE
Stem 2Cr13, stainless steel
Fill 0-ring, flexible graphite
材料品种
氯丁橡胶
丁腈橡胶
乙丙橡胶
聚四氟乙烯
硅橡胶
氟橡胶
代号
×或 0rJ
XA或orJA
XB或orJB
xC、JC或0rF
XD或orJD
× E或orJE
耐最高温度
82℃
93℃
150℃
232℃
250℃
204℃
耐最低温度
-40℃
-40℃
-40℃
-268℃
-70℃
-23℃
适用工作温度
≤65℃
≤80℃
≤120℃
≤200℃
≤200℃
≤180℃
D371X型对夹式软密封蝶阀主要外形连接尺寸                    
DN
L
H
HO
A
B
0.6MPa
1.0MPa
1.6MPa
DO
n-d
DO
n-d
DO
n-d
50
43
63
306
180
200
110
4-14
125
4-18
125
4-18
65
46
70
321
180
200
130
4-14
145
4-18
145
4-18
80
46
83
346
180
200
150
4-18
160
8-18
160
8-18
100
52
105
387
180
200
170
4-18
180
8-18
180
8-18
125
56
115
411
180
200
200
8-18
210
8-18
210
8-18
150
56
137
447
270
280
225
8-18
240
8-22
240
8-22
200
60
164
572
270
280
280
8-18
295
8-22
295
8-22
250
68
206
646
270
280
335
12-18
350
12-22
355
12-26
300
78
230
738
380
420
395
12-22
400
12-22
410
12-26
350
78
248
761
380
420
445
12-22
460
16-22
470
16-26
400
102
289
877
450
470
495
16-22
515
16-26
525
16-30
450
114
320
938
480
490
550
16-22
565
20-26
585
20-30
500
127
343
993
480
490
600
20-22
620
20-26
650
20-33
600
154
413
1131
480
490
705
20-26
725
20-30
770
20-36
700
165
478
1476
640
660
810
24-26
840
24-30
840
24-36
800
190
525
1533
640
660
920
24-30
950
24-33
950
24-39
900
203
585
1655
750
860
1020
24-30
1050
28-33
1050
38-39
1000
216
640
1765
850
900
1120
28-30
1160
28-36
1170
28-42
1200
254
755
1995
850
900
1340
32-33
1380
32-39
1390
32-48
  点击详情...
D671X pneumatic clip-on soft sealing butterfly valve
First, an overview
Folder pneumatic butterfly valve, 90 ° rotary switch easy, reliable sealing, long life, has been widely used system for the drainage of the waterworks, power plants, steel mills, paper, chemicals, and diet as the regulation and closing .
Second, the characteristics
1, the valve double eccentric structure, with more closed more tight sealing function, reliable sealing performance.
2, sealing materials made ​​of stainless steel and butyronitrile rubber with matching, long service life.
3, the rubber seals can be located on the valve body can also be located in the butterfly board applicable to the different characteristics of the medium for users to choose.
4, the disc using a frame structure, high strength, large flow area, flow resistance is small.
5, the overall paint, can effectively prevent corrosion and replace as long as the seal seat material can be used in different media.
6, the valve is bi-directional sealing function, control of the installation from the media flows are not subject to the impact of spatial location and can be installed in any direction.
7, the valve structure is unique, flexible, labor-saving and convenient.
Third, the main end parameter
公称通经DN(mm)
50~2000
50~1600
公称药理PN(MPa)
0.6
1.0
1.6
密封试验(MPa)
0.66
1.1
1.76
强度试验(MPa)
0.9
1.5
2.4
适用温度
丁腈橡胶:-40℃~90℃氟橡胶:-20℃~200℃
适用介质
水、空气、天然气、油品及弱腐蚀性流体
泄漏率
符合GB/T13927-92标准
驱动方式
蜗轮传动、电动、气动、液动
四、主要零部件材料
零件名称
材料
阀体
WCB、QT450-10、HT200、HT250
蝶板
WCB、QT450-10、HT200、HT250
阀轴
2Cr13
密封圈
丁腈耐油橡胶
填料
柔性石墨
五、执行标准
制造标准
GB/T 122387-89
法兰标准
GB9113-2000、GB17241.6-1998
结构长度标准
GB12221-89
检验标准
GB/T 13927-92
六、主要外形连接尺寸
DN
L
H
HO
A
B
0.6MPa
1.0MPa
1.6MPa
DO
n-d
DO
n-d
DO
n-d
50
43
63
315
180
65
110
4-14
125
4-18
125
4-18
65
46
70
330
180
65
130
4-14
145
4-18
145
4-18
80
46
83
390
245
72
150
4-18
160
8-18
160
8-18
100
52
105
431
240
72
170
4-18
180
8-18
180
8-18
125
56
115
455
240
72
200
8-18
210
8-18
210
8-18
150
56
137
626
350
93
225
8-18
240
8-22
240
8-22
200
60
164
720
350
93
280
8-18
295
8-22
295
8-22
250
68
206
800
550
350
335
12-18
350
12-22
355
12-26
300
78
230
860
600
350
395
12-22
400
12-22
410
12-26
350
78
248
883
600
350
445
12-22
460
16-22
470
16-26
400
102
289
972
600
350
495
16-22
515
16-26
525
16-30
450
114
320
1043
750
350
550
16-22
565
20-26
585
20-30
500
127
343
1098
750
380
600
20-22
620
20-26
650
20-33
600
154
413
1236
750
380
705
20-26
725
20-30
770
20-36
700
165
478
1431
750
380
810
24-26
840
24-30
840
24-36
800
190
525
1488
750
380
920
24-30
950
24-33
950
24-39
900
203
620
1615
1250
380
1020
24-30
1050
28-33
1050
38-39
1000
216
725
1765
1500
580
1120
28-30
1160
28-36
1170
28-42
1200
254
780
1976
1500
580
1340
32-33
1380
32-39
1390
32-48
  点击详情...
D971X-10 electric right the folder the-style soft sealing butterfly valve
Soft seal centerline of wafer type butterfly valve, double eccentric flange butterfly valve structure is compact, 90 ° rotary switch is easy, reliable sealing, long life, are widely used in waterworks, power plants, steel mills, paper, chemical, system for the drainage of the diet as a regulator and cut-off use.
Standard
Design standards: GB/T2238-1989
Flange connecting dimensions: GB/T9113.1-2000; GB/T9115.1-2000; JB78
Length of the structure: GB/T12221-1989
Pressure test: GB/T13927-1992; JB/T9092-1999
Feature
       1 clip-on electric soft sealing butterfly valve double eccentric structure, with more closed more tight sealing function, reliable sealing performance.
       2, sealing materials made ​​of stainless steel and butyronitrile rubber with matching, long service life.
      3, the rubber seals can be located on the valve body can also be located in the butterfly board applicable to the different characteristics of the medium for users to choose.
       4, the disc using a frame structure, high strength, large flow area, flow resistance is small.
      5, the overall paint, can effectively prevent corrosion and replace as long as the seal seat material can be used in different media.
      6 bi-directional sealing function, clip-on electric soft sealing butterfly valve, control of the installation from the media flows are not subject to the impact of spatial location, can be installed in any direction.
       7, clip-on electric soft sealing butterfly valve structure is unique, flexible operation, effort, convenience.
Specification
公称通径
DN(mm)
50~2000
公称压力
PN(MPa)
0.6
1.0
1.6
试验压力
强度试验
0.9
1.5
2.4
密封试验
0.66
1.1
1.76
气密封试验
0.6
0.6
0.6
适用介质
空气、水、污水、蒸气、煤气、油品等。
驱动形式
手动、蜗杆蜗轮传动、气传动、电传动。
主要零件的材质
零件名称
材料
阀体
球墨铸钢、铸钢、合金钢、不锈钢
蝶板
灰铸铁、球墨铸钢、铸钢、不锈钢及特殊材料
密封圈
各种橡胶、聚四氟
阀杆
2Cr13、不锈钢
填料
O型圈、柔性石墨O
 
                                                   
 
公称通径
结构长度(标准值)
外形尺寸(参考值)
连接尺寸(标准值)
0.6MPa
1.0MPa
1.6MPa
毫米
英寸
L
H
H0
A
B
D0
n-d
D0
n-d
D0
n-d
 
50
2
43
63
438
125
125
110
4-14
125
4-18
125
4-18
 
65
2 1/2
46
70
453
125
125
130
4-14
145
4-18
145
4-18
 
80
3
46
83
478
125
125
150
4-18
160
8-18
160
8-18
 
100
4
52
105
519
125
125
170
4-18
180
8-18
180
8-18
 
125
5
56
115
713
325
245
200
8-18
210
8-18
210
8-18
 
150
6
56
137
749
325
245
225
8-18
240
8-22
240
8-22
 
200
8
60
164
843
325
245
280
8-18
295
8-22
295
12-22
 
250
10
68
206
947
363
313
335
12-18
350
12-22
355
12-26
 
300
12
78
230
1013
363
313
395
12-22
400
12-22
410
12-26
 
350
14
78
248
1046
363
313
445
12-22
460
16-22
470
16-26
 
400
16
102
289
1135
363
313
495
16-22
515
16-26
525
16-30
 
450
18
114
320
1328
465
439
550
16-22
565
20-26
585
20-30
 
500
20
127
343
1226
546
431
600
20-22
620
20-26
650
20-33
 
600
24
154
413
1394
546
556
705
20-26
725
20-30
770
20-36
 
700
28
165
478
1534
546
556
810
24-26
840
24-30
840
24-36
 
800
32
190
525
1659
546
556
920
24-30
950
24-33
950
24-39
 
900
36
203
585
1748
617
706
1020
24-30
1050
28-33
1050
28-39
 
1000
40
216
640
1805
632
706
1120
28-30
1160
28-36
1170
28-42
 
1200
48
254
755
2035
632
706
1340
32-33
1380
32-39
1390
32-48
 
1400
56
279
910
2310
790
1338
1560
36-36
1590
36-42
1590
36-48
 
1600
64
318
1030
2845
868
1476
1760
40-36
1820
40-48
1820
40-56
 
1800
72
356
1140
3060
868
1476
1970
44-39
2020
44-48
2020
44-56
 
2000
80
406
1250
3350
965
1600
2180
48-42
2230
48-48
2230
48-62
 
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