Article: 714
Flanges: UNI EN 1092-2 PN 16
Installation: at the high part of pipelines
APPLICATIONS • Sewage plants
Epoxy paiting suitable for drinking water applications.
The automatic air release valves are used for applications related to troubles with air in the pipelines of sewage plants. The minimum pressure on seat is 0,3 bar.
The automatic air valves have three functions:
- Discharge large amount of air during filling operations
- Discharge small amount of air during working operations
- Let air in during piping emptying operations
Materials
body
ductile iron GGG40-50, EN-GJS-400/500
cover
ductile iron GGG40-50, EN-GJS-400/500
floating ball
stainless steel
gasket
NBR
painting
epoxy
| DN | D mm. | H mm. | L mm. | Weight kg. |
|---|---|---|---|---|
| 50 | 165 | 530 | 261 | 32 |
| 80 | 200 | 630 | 261 | 32 |
| 100 | 220 | 710 | 261 | 34 |
| 150 | 285 | 820 | 261 | 37 |
| 200 | 340 | 980 | 405 | 128 |
DN
Nominal pressure
Test pressure MPA
Max working pressure Mpa
mm
Bar
Body
Seat
40°C
50-200
16
2,4
1,76
1,6