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Product Name:Wafer Type Butterfly Valve
Wafer Type Butterfly Valve
Specification
Design standard: API609;EN593
Face to face: DIN3202-K1; BS5155; MSS SP-67 EN558-1 20 Series etc.
Flange drilling: DIN2501 PN10/PN16; ANSI125/150; ASA125/150; AS2129 Table D/E; BS4504; JIS10K; BS10-D/E etc.
Test Standard: API598
Size:  2"-48"
 
Application
This product is ideal for throtting or shutting off the flow of corrosive or incorrosive gases,liquids,semiliquids and solid powder,and can be installed in any selected position in pipelines or on vessels in the industries of petroleum processing, chemicals,food, medicine,textile,paper making, hydroelectricity engineering, ship building,water supply and sewage, metallurgy,energy engineering as well as light industry,ect.
Materials
No.
Part Name
Materia(1)
Materia(2)
1
Body
A126B
GG25
2
Bushing
B62????
B62
3
"O"ring
EPDM
NBR
4
Stem
SS410
1.4201
5
Disc
SS316
1.4408
6
Seat
EPDM
NBR
7
Pin
SS316
1.4408
 
Dimensions
Size
C
L
A
B
c
D1
D
n-d
K
E
n-d1
DN40
32
32
139
68
12.6
110
?
4-18
65
50
4-8
DN50
42.04
32
161
80
12.6
125
52.5
4-18
65
50
4-8
DN65
44.68
32
175
89
12.6
145
63.8
4-18
65
50
4-8
DN80
45.21
32
181
95
12.6
160
78.1
8-18
65
50
4-8
DN100
52
32
200
114
15.77
180
103.8
8-18
90
70
4-10
DN125
54.36
32
213
127
18..92
210
123.1
8-18
90
70
4-10
DN150
55.7
32
226
139
18.92
240
155
8-22
90
70
4-10
DN200
60.1
40
260
175
22.1
295
202.1
8-22
125
102
4-12
DN250
65.63
40
292
203
28.45
350
250.1
12-22
125
102
4-12
DN300
76.5
40
337
242
31.6
400
301.1
12-22
125
102
4-12
DN350
76
45
368
267
31.6
460
333.3
16-22
125
102
4-12
DN400
86
51.2/72
400
297
33.15
515
389.6
16-26
175
140
4-18
DN450
105
51.2/72
422
318
38
565
440.5
20-26
175
140
4-18
DN500
127
64.2/82
480
348
41.15
620
491.6
20-26
175
140
4-18
DN600
151
64.2/82
562
444
50.65
725
592.5
20-30
210
165
4-22
DN700
162
66/82
623.9
505
63.35/55
840
695
24-30
300
254
8-18
DN750
166
66/82
646
520
63.35/55
900
744.6
24-33
300
254
8-18
DN800
187
66/82
672
565
63.35/55
950
794.7
24-33
300
254
8-18
DN900
202
118
720
637
75
1050
864.7
28-33
300
254
8-18
DN1000
215
142
800
700
85
1160
965
28-36
300
254
8-18
DN1200
276
160
940.7
844.1
105
1380
1164.5
32-39
350
298
8-22
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