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Product Name:Wafer Type Butterfly Valve
Wafer Type Butterfly Valve
Specification
Design standard: API609; EN593,ect
Face to Face: DIN3202-K1, EN558-1 20 Series; BS5155, MSS SP-67
Flange Drilling: DIN2501PN10/PN16; BS10-D; JIS10K; BS4504; ANSI125/150; AS2129 Table D/E; ASA125/150 ect.
Pressure test:  API 598
Size: 2"-12"
 
Application
This kind of butterfly valve is widely utilized in foodstuff,pharmacy,chemical industry etc.and industrial environmental protection, water treatment, high building, water supply and draian tubing line open or close or adjusting medium.

Materials
No.
Part Name
Material (1)
Material(2)
1
Body
Cast Iron / Ductile Iron 
LCB / WCB / CF8 / CF8M / CF3 / CF3M
2
Bushing
B62
PTFE / Brass
3
"O"ring
EPDM /
NBR
NBR / EPDM / PTFE
4
Stem
SS410 / SS304 / SS316
SS410 / SS304 / SS316 / SS304L / SS316L
5
Disc
Ductile Iron / SS304 / SS316
LCB / WCB / CF8 / CF8M / CF3 / CF3M
6
Seat
EPDM /
NBR
EPDM /
NBR / PTFE
 
Dimensions
Size
C
L
A
B
c
D1
D
n-d
K
E
n-d1
DN50
41.5
32
143
55
12.4
125
52.5
4-18
65
50
4-8
DN65
44.5
32
155
64
12.4
145
63.8
4-18
65
50
4-8
DN80
44.5
32
162
72
14.4
160
78.1
8-18
65
50
4-8
DN100
51.4
32
183.8
90
16.4
180
103.8
8-18
90
70
4-10
DN125
54.5
32
197
101
18.4
210
123.1
8-18
90
70
4-10
DN150
54.4
32
210
114
18.4
240
155
8-22
90
70
4-10
DN200
63.5
40
240
145
22.4
295
202.1
8-22
125
102
4-12
DN250
65
40
286
178
30.4
350
250.1
12-22
125
102
4-12
DN300
76.9
40
309
204
30.4
400
301.1
12-22
125
102
4-12
 ♦ The Related Products for Wafer Type Butterfly Valve: >>More...  
·PTFE Lined Butterfly Valve
·Concentric Double Flanged (U type) Butterfly Valve
·Wafer Type Butterfly Valve
·Lug Type Butterfly Valve
·DIN3202-K3 Flanged Double-eccentric Butterfly Valve
 

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