Home | Knife Valves | Butterfly Valves | Check Valves | Expansion Joints | Y Type Strainers | Contact Us Check Valves Home   Ball Check Valves Swing Check Valves Dual Check Valves Axial Check Valves Foot Valves Tecofi » Check Valves » Ball Check Valves - DN 25 to DN 600 This part of our range of Non Return Check Valves is a simple concept.  Inside the housing is a steel ball covered in rubber.  When closed the ball fills the entrance of the valve, sealing it off.  Forward pressure pushes the ball off the seat, up the tube and away from the flow.  The valves operate on a wide range of fluids mounted horizontally or vertically with upward flow - they are not suitable for vertical downward forward flow. Larger picture When fully open the valves are virtually Full Bore, available threaded and flanged. UK stocks backed up by huge stocks at head office in France.   Ball Check Valves Threaded Standard configuration is Ductile Iron Body, Nitrile rubber covered ball, screwed BSP Parallel.  Rated PN10. These screwed Ball Non Return Valves are available in the following sizes DN 25, DN 32, DN 40, DN 50, DN 65, DN80 Or in Imperial 1 Inch, 1 1/4 Inch, 1 1/2 Inch, 2 Inch, 2 1/2 Inch, 3 Inch. Ball Check Valves Flanged Same standard material configuration as the screwed version: Ductile Iron Body, Nitrile rubber covered ball.  This time Flanged & Rated PN10.  Face to Face dimensions to EN558 Series 48 (DIN 3202/1 Series F6).  Design in accordance with EN12334. The flanged version of the Ball Non Return Valves are available in the following sizes DN 40, DN 50, DN 65, DN 80, DN 100, DN 125, DN 150, DN 200, DN 250, DN 300, DN 350, DN 400, DN 500, DN 600. Or in Imperial 1 1/2 Inch, 2 Inch, 2 1/2 Inch, 3 Inch, 4 Inch, 5 Inch, 6 Inch, 8 Inch, 10 Inch, 12 Inch, 14 Inch, 16 Inch, 20 Inch, 24 Inch. We would be pleased to discuss our Ball Check Valves with you.     Download our Ball Check Valve Datasheets here » Ball Check Valves Screwed » Ball Check Valves Flanged Can't find what you want? Email us here Or go to our Contact Page Non return valves from a UK valve expert. Home | Knife Valves | Butterfly Valves | Check Valves | Expansion Joints | Y Type Strainers | Contact Us Copyright © 2024 S & P Spanarc Ltd