China Wafer type Butterfly Valve,Wafer type Butterfly Valve Manufacturer
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Wafer type Butterfly Valve

  • Product Name:  Wafer type Butterfly Valve
  • Product Details:  Wafer type Butterfly Valve

Wafer Butterfly Valve
Wafer butterfly valve is made of rubber sealing, valve plate and valve stem. Temperature: 80-120 C degree
Application: foodstuff, medicine, chemical, petroleum, power, textile, paper. Water supply and drainage pipeline, throttling and shutting off the flow

Features and Benefits:
1, Modern design, reasonable, light weight, quick opening and closing.
2, Easy to operate, labor-saving.
3, Easy installation, maintenance free.
4, Seal can be replaced, reliable sealing, bidirectional zero leakage.
5. Sealing material: anti-aging, corrosion-resistant and long service life.

Standards:
Design standard is according to DIN, ANSI/BS/JIS/EN are also available upon request.

Data sheet: 
Unit:mm

Style Number
Pipe Size(mm)
L
PN1.0MPa
PN1.6MPa
PN2.5MPa
H
H1
D1
n-Φd
D1
N-Φd
D1
N-Φd
D73H 
D373H
D673H
D973H 

10C
16C
25

10P
16P
25P

10R
16R
25R
50
43
125
4-Φ18
125
4-Φ18
125
4-Φ18
340
255
65
46
145
4-Φ18
145
4-Φ18
145
4-Φ18
370
280
80
49
160
4-Φ18
160
4-Φ18
160
4-Φ18
385
285
100
56
180
4-Φ18
180
4-Φ18
190
4-Φ22
430
310
120
64
210
4-Φ18
210
4-Φ18
220
4-Φ26
440
310
150
70
240
4-Φ23
240
4-Φ22
250
4-Φ26
475
315
200
71
295
4-Φ23
295
4-Φ22
310
4-Φ26
590
380
250
76
350
4-Φ23
355
4-Φ26
370
4-Φ30
710
460
300
83
400
4-Φ23
410
4-Φ26
430
4-Φ30
725
475
350
92
460
4-Φ23
470
4-Φ26
490
4-Φ26
830
510
400
102
515
4-Φ25
525
4-Φ30
550
4-Φ33
900
550
450
114
565
4-Φ25
585
4-Φ30
600
4-Φ36
970
590
500
127
620
4-Φ25
650
4-Φ33
660
4-Φ36
1030
610
600
154
725
4-Φ30
770
4-Φ36
770
4-Φ36
1150
660
700
165
840
4-Φ30
840
4-Φ36
875
4-Φ39
1220
730
800
190
950
4-Φ34
950
4-Φ39
990
4-Φ42
1300
810
900
203
1050
4-Φ34
1050
4-Φ39
1090
4-Φ48
1480
930
1000
216
1160
4-Φ34
1170
4-Φ42
1210
4-Φ56
1600
1020
1200
254
1280
4-Φ41
1390
4-Φ52
1420
4-Φ56
1902
1050


Note:Other standards available.


Pressure test(MPa)

Pressure
strength
water seal 
air seal
1
1.5
1.1
0.6
1.6
2.4
1.8
2.5
3.75
2.75

Components/Material/Function
 

Body
Plate
 
Rod 
Seat
Seal ring
Applicable
temperature
Applicable
medium
QT450
WCB+ENP
1Cr13
1Cr18Ni9Ti/
1Cr18Ni9Ti
Soft 
graphite
-29-425℃
Water.
Steam.
Oil
WCB
WC6
WC6+STL
25Cr2MoV
-29-550℃
CF8
CF8+STL
1Cr18Ni9Ti
polytetrafluoroethylene 
(PTFE)
-40-200℃
Nitric acid
CF8M
CF8M+STL
1Cr18Ni12Mo2Ti
Natural rubber,
Nitrilerubber,
Fluorine rubber, 
Ethylene 
propylene rubber
/NR. NBR .FPN .EPDM
Acetic acid
HT200
WCB+ENP
1Cr13
Soft 
graphite
≦150℃
Water.Sewage
Brine.Steam
Food.Drug
Oil.Ph..
QT400-15
QT400-18+ENP
1Cr13