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Air Release Valve
PN16    DN40 - DN250
Air Release Valve (PN16 DN40 - DN250)

Technical Specifications of Air Release Valve:

- Flange dimensions and drilling: EN1092-2 PN16

- Size range: DN40 - DN250

- Max. working pressure: 1.6 Mpa

- Working temperature: ≤ 100°C

- Suitable medium: water

- Coating: epoxy powder coated (min. 250 microns)

Parts and Materials of Air Release Valve:

Dual Plate Wafer Type Check Valve (PN10/16, Class125/150 DN40 - DN1200)

No.

Parts

Materials

1

Body

Ductile iron EN GJS500

2

Float ball

ABS

3

Bolt

Carbon steel / stainless steel

4

Sealing gasket

EPDM

5

Cover

Ductile iron EN GJS500

6

Dust cap

Ductile iron EN GJS500

7

Nut

Carbon steel / stainless steel

8

Washer

Carbon steel / stainless steel

9

Float ball

ABS

10

Screw plug

Brass

11

Gasket

EPDM

12

Gasket

EPDM

13

Bolt

Carbon steel / stainless steel

14

Sealing gasket

EPDM

15

Screw plug

Brass

16

Cover

Ductile iron EN GJS500

17

Nut

Carbon steel / stainless steel

18

Washer

Carbon steel / stainless steel

Dimensions (mm) of Air Release Valve:

DN

D

D1

D2

b

f

n-d

40

150

110

84

19

3

 4-19

50

165

125

99

19

3

 4-19

65

185

145

118

19

3

 4-19

80

200

160

132

19

3

 8-19

100

220

180

156

19

3

 8-19

125

250

210

184

19

3

 8-19

150

285

240

211

19

3

 8-23

200

340

295

266

20

3

 12-23

250

405

355

319

22

3

 12-28

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