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CONTACT US
Air ValveHome>Products
Double orifice air valve
Main parts and materials
|
No.
|
Parts Name
|
Material
|
|||||
|
1
|
Sealing ring
|
NBR
|
|||||
|
2
|
Bolt
|
A3
|
|||||
|
3
|
Gasket
|
Asbestos
|
|||||
|
4
|
Bolt
|
A3
|
|||||
|
5
|
Bolt
|
A3
|
|||||
|
6
|
Bolt
|
A3
|
|||||
|
7
|
Stem
|
45#
|
|||||
|
8
|
Cover
|
Dutile Iron
|
|||||
|
9
|
Filer
|
Flexible Graphite
|
|||||
|
10
|
Stem nut
|
Dutile Iron
|
|||||
|
11
|
Cover
|
A3
|
|||||
|
12
|
Bead
|
Stailess Steel
|
|||||
|
13
|
Pin
|
Stailess Steel
|
|||||
|
14
|
Bolt
|
A3
|
|||||
|
15
|
Bolt
|
A3
|
|||||
|
16
|
Cover
|
Cast Iron
|
|||||
|
17
|
Plate
|
Dutile Iron
|
|||||
|
18
|
Ball
|
Stailess Steel
|
|||||
|
19
|
Sealing gasket
|
NBR
|
|||||
|
20
|
Body
|
Cast Iron
|
|||||
|
21
|
Plate
|
A3
|
|||||
Outline and connecting measurement
|
DN
|
D
|
D1
|
D2
|
H
|
L
|
b
|
Z–d
|
|
50
|
160
|
125
|
99
|
325
|
340
|
18
|
4–18
|
|
65
|
180
|
145
|
118
|
325
|
340
|
18
|
4-18
|
|
80
|
200
|
160
|
132
|
335
|
2340
|
19
|
4-18
|
|
100
|
220
|
180
|
156
|
340
|
340
|
20
|
8–18
|
|
150
|
285
|
240
|
211
|
395
|
470
|
22
|
8–18
|
|
200
|
340
|
295
|
266
|
420
|
470
|
24
|
12–23
|
