




€10,744.00/ pieceexcl. VAT
€13,000.24incl. VAT
Estimated delivery date - 09/12/2026Live Order Tracking
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Brand | ARI |
Series | 55.911 |
Type | 15642 |
Norm | ISO 4126-1 |
Model | Spring-loaded safety valve |
Construction type | Right-angled |
Housing material inlet side | Stainless steel |
Material quality inlet side | 1.4408 |
Housing material outlet side | Stainless steel |
Material quality outlet side | 1.4408 |
Nominal inner diameter inlet side | DN80 |
Connection inlet side | Flange |
Pressure rating inlet side | PN40 |
Standard connection inlet side | EN 1092-1 |
Nominal inner diameter outlet side | DN125 |
Connection outlet side | Flange |
Pressure rating outlet side | PN16 |
Standard connection outlet side | EN 1092-1 |
Flange finish | Raised face |
Adjustment range | from 0.52 to 1 bar |
Blow-off characteristic | High-lifting |
Valve bore | 72 mm |
Valve lifter | No |
Gastight valve | Yes |
Spring cap, closed | Yes |
Material spring bonnet | 1.4408 |
Material disc | 1.4571 |
Seat material | 1.4571 |
Sealing | Metal |
Bellows seal | No |
Spring material | 1.4310 |
Spindle material | 1.4571 |
Medium temperature | from -60 to 400 °C |