Wafer butterfly valve is available in rubber seats as well as metal and firesafe. These are designed to the API 609 and MSS-SP68 specifications. They are used in the marine, water, oil, gas and process industries.
Wafer butterfly valve specifications
|
1
|
Parts name
|
Material
|
|
2
|
Valve body
|
CF8
|
|
3
|
Disc
|
SS304
|
|
4
|
Stem
|
SS304
|
|
5
|
Seat
|
SS304
|
|
6
|
Packing
|
Soft graphite
|
|
Connection dimension
|
|
Size
|
Class 150
|
Class 300
|
|
Length
|
D1
|
D2
|
Z-d
|
Length
|
D1
|
D2
|
Z-d
|
|
Inch
|
mm
|
mm
|
mm
|
mm
|
mm
|
mm
|
|
2”
|
43
|
120.5
|
92
|
4月19日
|
-
|
127
|
92
|
4月19日
|
|
3”
|
48
|
152.5
|
127
|
4月19日
|
48
|
168
|
127
|
4月22日
|
|
4”
|
54
|
190.5
|
157
|
4月19日
|
54
|
200
|
157
|
4月22日
|
|
5”
|
56
|
216
|
186
|
4月22日
|
-
|
235
|
188
|
4月22日
|
|
6”
|
57
|
241.5
|
216
|
4月22日
|
59
|
270
|
216
|
4月22日
|
|
8”
|
64
|
298.5
|
270
|
4月22日
|
73
|
330
|
270
|
4月26日
|
|
10”
|
71
|
362
|
324
|
4月25日
|
82
|
387
|
324
|
4月29日
|
|
12”
|
81
|
432
|
381
|
4月25日
|
92
|
451
|
381
|
4-32
|
|
14”
|
92
|
476
|
413
|
4月29日
|
117
|
514
|
413
|
4-32
|
|
16”
|
102
|
540
|
470
|
4月29日
|
133
|
571
|
470
|
4-35
|
|
18”
|
114
|
578
|
533
|
4-32
|
149
|
628
|
533
|
4-35
|
|
20”
|
127
|
635
|
584
|
4-32
|
159
|
688
|
584
|
4-35
|
|
24”
|
154
|
749.5
|
692
|
4-35
|
181
|
813
|
692
|
4-41
|
|
30”
|
165
|
846
|
813
|
4-22.4
|
-
|
920.75
|
844.5
|
4-38
|
|
32”
|
190
|
900
|
863.5
|
4-22.4
|
-
|
978
|
901.5
|
4-41
|
|
36”
|
203
|
1009.5
|
971.5
|
4-25.4
|
-
|
1089
|
1009.5
|
4-45
|
|
≥36”,please inquiry.
|
Wafer butterfly valve standard compliance
|
Design & Manufacture
|
Face to face
|
Welding dimension
|
Inspection &test
|
|
API 609
|
ANSI B16.10
|
ANSI B16.25
|
API 598
|
Note:
1.ALL of valve part materials comply with ASTM standard.
2.Above material is our normal one.
3. client has special requirement for it,we choose material as per detailed site condition.
If you have any enquiry about quotation or cooperation, please feel free to email us at sales@guanlivalve.com
or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.