Through the following contents, you can learn more about Dual Plate Swing Check Valve.
Standard of Dual Plate Swing Check Valve:
Standard of Dual Plate Swing Check Valve:
1. Design and Manufacture: API594,API6D
2. Face to face: API594,API6D,DIN3202
3. Flange Dimension:ANSI 16.5
4.Butt Welding Dimension:ANSI B 16.25
5. Inspection and Test: API598
Main Part Material and Property
|
No.
|
Parts Name
|
Materials
|
||||
|
WCB
|
CF8
|
CF8M
|
CF3
|
CF3M
|
||
|
1
|
Body/Bonnet
|
WCB
|
CF8
|
CF8M
|
CF3
|
CF3M
|
|
2
|
Hinge
|
WCB
|
CF8
|
CF8M
|
CF3
|
CF3M
|
|
3
|
Disc
|
WCB
|
CF8
|
CF8M
|
CF3
|
CF3M
|
|
4
|
Gasket
|
Graphite+304
|
PTFE+304
|
PTFE+316
|
PTFE+304L
|
PTFE+316L
|
|
5
|
Bolt
|
35CrMoA
|
A193-B8
|
A193-B8M
|
A193-B8
|
A193-B8M
|
|
6
|
Nut
|
45
|
A194-8M
|
A194-8M
|
A194-8M
|
A194-8M
|
Main Connection Dimensions
|
Class
|
Size
|
2”
|
2-1/2”
|
3”
|
4”
|
6”
|
8”
|
10”
|
12”
|
14”
|
16”
|
18”
|
20”
|
24”
|
|
150
|
L
|
60
|
67
|
73
|
73
|
98
|
127
|
146
|
181
|
184
|
191
|
203
|
219
|
222
|
|
D
|
103
|
106
|
135
|
173
|
22
|
129
|
338
|
410
|
451
|
514
|
549
|
606
|
718
|
|
|
300
|
L
|
60
|
67
|
73
|
73
|
98
|
127
|
146
|
181
|
222
|
232
|
|
|
|
|
D
|
110
|
129
|
148
|
179
|
251
|
306
|
360
|
422
|
484
|
540
|
|
|
|
|
|
600
|
L
|
60
|
67
|
73
|
79
|
137
|
165
|
213
|
229
|
|
|
|
|
|
|
D
|
110
|
129
|
148
|
192
|
265
|
319
|
398
|
456
|
|
|
|
|
|
|
|
900
|
L
|
70
|
83
|
83
|
102
|
159
|
206
|
|
|
|
|
|
|
|
|
D
|
141
|
164
|
167
|
205
|
289
|
359
|
|
|
|
|
|
|
|
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