ARI Check valve Series: 55.003 Type: 97 Stainless steel/Stainless steel Flap With spring Straight PN40 Flange DN25
- ERIKS:11810530
Stainless steel steel check valve, piston type, with bolted cover and flanged ends, pressure class PN40.
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Brand | ARI |
Series | 52/55.003 |
Type | 97 |
Norm | EN (DIN) |
Construction type | Straight |
Housing material | Stainless steel |
Material quality | 1.4408 |
Nominal inner diameter | DN25 |
Connection | Flange |
Pressure rating | PN40 |
Flange finish | Raised face |
Face to Face norm | EN 558, Series 1 |
Face to Face length | 160 mm |
Valve shape | Flap |
With spring | Yes |
Kv value | 11.8 m³/h |
Sealing | Stainless steel |
Material disc | 1.4571 |
Material cover | 1.4571 |
Material cover gasket | Graphite |
Spring material | 1.4310 |
Minimum medium temperature (continuous) | -10 °C |
Maximum medium temperature (continuous) | 400 °C |
Maximum pressure difference at 20 °C | 40 |