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Double orifice air valve

 

Main parts and materials

No.
Parts Name
Material
1
Nut
SS304
2
Washer
SS304
3
Gasket
NBR
4
Body
Ductile Iron
5
Float Ball
Wooden core,fully vulcanized with EPDM rubber
6
Stem
SS420
7
Middle Plank
SS420
8
O-Ring
Ductile Iron
9
Right Cover
Ductile Iron
10
Drain Coke
Brass
11
Bonnet
Ductile Iron
12
Gland
Ductile Iron
13
Stem Nut
SS420
14
Cap Top
Ductile Iron
15
Left Cover
Ductile Iron
16
Inside Cover
Ductile Iron
17
Screw
SS
18
Washer
SS304
19
Bolt
SS304
20
Washer
SS304
21
Nut
SS304

Outing and connecting measurement

DN
L
H
G
K
n-Ød1
b
D
f
PN10
PN16
40
390
330
84
110
4-Ø19
19
150
3
50
431
341
99
125
4-Ø19
19
165
3
65
431
341
118
145
4-Ø19
19
185
3
80
431
347
132
160
8-Ø19
19
200
3
100
507
480
156
180
8-Ø19
19
220
3
125
620
520
184
210
8-Ø19
19
250
3
150
655
590
211
240
8-Ø23
19
285
3
200
785
670
266
295
8-Ø23
12-Ø23
20
340
3

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