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  • 产品名称: High performance wafer type butterfly valve
  • Added time: 2017-09-04
  • Views : 45

Product Feature

  • Centerline structure, pinless double half shaft design.
  • Disc has twoway bearing, no installation direction requirements.
  • End flange can meet different connection standards at the same time.DN50mm_300mm.
  • Holes for the end flange is drill hole.DN350mm_500mm.
  • Backed replaceable seat with good performance and a longer working life.
  • Square and short neck for lable use and cost saving.
  • Easy installation, no need flange gasket.

 

Technical Parameters

Nominal diameter(mm)
50~750
50~750
Nominal pressure(Mpa)
1.0 
1.6
Testing pressure
Shell(Mpa)
1.5
2.4
Seal(Mpa)
1.1
1.76
Suitable temperature
-20°C~180°C
Suitable medium
Drinking water、sewage、seawater、food、medicines、gas、oil and acid

 

Main Raw Material

Body
Disc
Stem
Seat
Actuator
Aluminum bronze
WCB+PTFE
Stainless steel
PTFE
lever
Ductile iron
stainless steel+PTFE
R-PTFE
gearbox and handwheel
Carbon steel
CF8/CF8M
PFA
Electric
Stainless steel
Aluminum bronze
customised
 
Pneumatic

 

Reference Standard

Design standard
API 609
Testing standard
API 598
Top flange standard
ISO5211
End flange standard
DIN PN10 / PN16、ANSI 125# / 150#、BS4504 PN10 / PN16、JIS B2220 10K
Face to face standard
API 609

 

Overall Dimension

Size
L
B
A
H
Top Flange
C*C
DIN PN10
DIN PN16
ASME 
N-M
ΦD
N-M
ΦD
N-UNC
ΦD
DN50
43
74
135
30
F05/F07
9*9
4-18
125
4-18
125
4-5/8
120.6
DN65
46
80
135
30
F05/F07
9*9
4-18
145
8-18
145
4-5/8
139.7
DN80
46
90
138
30
F05/F07
9*9
8-18
160
8-18
160
4-5/8
152.4
DN100
52
118
158
30
F07
11*11
8-18
180
8-18
180
8-5/8
190.5
DN125
56
132
175
30
F07
14*14
8-18
210
8-22
210
8-3/4
215.9
DN150
56
146
190
30
F07
14*14
8-22
240
12-22
240
8-3/4
241.3
DN200
60
176
228
40
F10
17*17
8-22
295
12-26
295
8-3/4
298.4
DN250
68
215
268
40
F10
22*22
12-22
350
12-26
355
12-7/8
361.9
DN300
78
254
300
45
F10
24*24
12-22
400
12-24
410
12-7/8
431.8
DN350
78
280
335
45
F10
24*24
16-22
460
16-26
470
12-1
476.3
DN400
102
320
385
51
F14
27*27
16-26
515
16-30
525
16-1
539.8
DN450
114
365
430
51
F14
27*27
 
 
20-30
585
16-9/8
577.9
DN500
127
375
460
64
F16
30*30
20-26
620
20-33
650
20-9/8
635
DN600
154
446
520
70
F16
36*36
20-26
725
20-36
770
20-5/4
749.3
DN700
165
500
600
70
F25
46*46
24-32
840
24-36
840
28-5/4
863.3
DN750
165
520
610
70
F25
46*46
24-36
950
24-39
950
28-5/4
914.4