Check Valves
The check valves are primarily used in water, wastewater, and drinking water applications. They are designed for reliable, maintenance-friendly operation and can be customized to meet a wide range of process requirements.
Technical Specifications
Nominal sizes: DN 50 (2″) to DN 2000 (80″) – larger sizes available on request
Pressure ratings: PN 10 to PN 160 / ANSI Class 150 – 900
(high-pressure designs available on request)
Temperature range: –196°C to +800°C
Material design: According to customer specifications
(available in carbon steel, stainless steel, and special alloys)
Connections: Flanged or welded ends
Special face-to-face lengths: Available on request
Sealing materials: EPDM, NBR, HNBR, PTFE
Metal-seated options: Available
Design Versions
Single, double, or triple eccentric design
Multi-eccentric configurations ensure zero leakage, wear-free operation, extended service life, and optimized torque characteristics
Special versions for oxygen service
Low pressure loss due to optimized flow design
Enhanced bearing seals for aggressive media