VAG SKR Slanted Seat Tilting Disk Check Valve
PN 10/16 - DN 200...1200
Product features
- To EN 12334
- To due the slanted seat the stroke is reduces by approx. 30 % and gives a shorter closing time to avoid water hammer
- Compact design
- Metall seated, corrosion-proof and wear-resistant
- Face-to-face per EN 558-1, basic series 14 (DIN 3202, F4)
- Final Inspection Test to EN 1226 (DIN 3230 Part 4)
Materials and corrosion protection
- Body and disk of ductile cast iron EN - JS 1030 (GGG-40)
- Shaft of stainless steel 1.4021
- Shaft bearings of zinc-free bronze
- Seat faces with nickel weld overlay, microfinished
Field of application
- Max. operating temperature for neutral fluids: 50°C
- The general rules and regulations for free swining non-return valves has to be considered. Especially:
- Minimum medium velocity 1,6 m/s
- Distance to the pump outlet flange minimum 5 x DN