Piston check valve 4000

Ystainless steel

Robust spring-loaded check valve type 4000 from Schubert & Salzer in seat cone design made of stainless steel with high flow rate for aggressive media and high operating temperatures. Size: DN 10 - DN 80 Pressure: PN 40 Material: Body: Stainless steel 1.4408 Interior parts: Stainless steel 1.4571 / 1.4310 Temperature: Media temperature: -40 °C up to +200 °C optionally up to +220 °C Connection - Whitworth pipe thread NPT thread Welding ends Tri-clamp connection Special connections Application - Gases, vapours, fluids Versions - Cracking/lifting pressure 0,2 bar, optionally 0,1 bar Perm. differential pressure - 40 bar Opening pressure - 0,2 bar