Check valves with cutting ring connection and cushion
Zinc plated steel Materials: Bodies: Zinc plated steel, any existing elastomer seal: NBR
Temperature range: -40°C to max. +120°C (with an elastomer seal: -35°C to max. +100°C)
Stainless steel and NC-screw connection Materials: Body: 1.4571, elastomer seal: Viton
Temperature range: -60°C up to max. +400°C (with elastomer seal: -20°C to max. +200°C, NC screw connections on request up to +550°C)
Materials: Type zinc plated steel: NBR seal, other materials upon request, Type 1.4571: >Viton seal, other materials upon request
Temperature range: Type zinc plated steel: -20°C to max. +100°C, Type 1.4571: -20°C to max. +200°C
Opening pressure: approx. 1 bar (± 20%)
Optional: Opening pressures: (steel: 0.5 bar
-0.5, 2.0 bar
-2, 2.5 bar*
-2.5, 3.0 bar**
-3), stainless steel available on request
*only for tube diameter >= 28 mm, **only for tube diameter <= 25 mm
Catalogue page Pneumatic Atlas 8 (Page 493)
Technical documentation: Check valves
Technical documentation: Cutting/compression ring fitting
Suitable accessories:
Precision-hydraulic tube - seamless, EN 10305-4 (DIN 2445/2)
Stainless steel pipe lines - seamless, DIN EN ISO 1127
PTFE sealing tape, standard quality
Seal flax
Sealing paste for hemp or flax seals
Hydraulic gaskets with NBR inserts (self-centring)
Loxeal thread seals
Sealing strips for metal and plastic, Loctite
All technical data are to be understood as non-binding reference values.
prices given plus VAT
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