ARI Spring-loaded safety valve series 12.912 cast iron closed bonnet open lever adjustment range 2,05 - 2,7 barg inlet PN16 DN80 outlet PN16 DN125
- ERIKS:12617178
Full lift safety valves are mainly applied for vapours (including steam) and gases. Suitable for liquids in large volumes. Design according EN ISO4126-1, TRD421 and AD2000-A2 Type approvals: TÜV, PED, DNV. Options: - O-ring in valve: EPDM, Neoprene (CR) or Viton (FPM). - Stainless steel bellows. Material body: cast iron EN-JL1040 PN16 Closed bonnet, open lifting device
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Brand | ARI |
Series | 12.912 |
Norm | ISO 4126-1 |
Model | Spring-loaded safety valve |
Construction type | Right-angled |
Housing material inlet side | Cast iron |
Material quality inlet side | EN-JL1040 |
Housing material outlet side | Cast iron |
Material quality outlet side | EN-JL1040 |
Nominal inner diameter inlet side | DN80 |
Connection inlet side | Flange |
Pressure rating inlet side | PN16 |
Nominal inner diameter outlet side | DN125 |
Connection outlet side | Flange |
Pressure rating outlet side | PN16 |
Flange finish | Raised face |
Adjustment range | from 2.05 to 2.7 bar |
Blow-off characteristic | High-lifting |
Valve bore | 72 mm |
Valve lifter | Open |
Gastight valve | No |
Spring cap, closed | Yes |
Material spring bonnet | Cast iron |
Material disc | 1.4122 |
Seat material | 1.4571 |
Sealing | Metal |
Spring material | Spring steel (1.8159) |
Spindle material | 1.4021+QT |
Medium temperature | from -10 to 300 °C |