Ball Type Check Valves

DIN CAST IRON BALL CHECK VALVE 
Size: DN40-DN250
Nominal Pressure: PN16
Body Material: Cast Iron

Technical Specification

Threaded ends DN25 to DN80

Flanged ends DN40 to DN400

Threaded type BSP or BSPT

Flanged type EN 1092-2 PN10 /16 and Table D ;Table E

Maximum working pressure 16 bars

Operating temperatures 10°C ~ 80°C  

Minimum backpressure for tightness 0.3 bar to 0.5 bar
Face to Face dimensions for flanged type according to EN-558-1 serie 48 (DIN3202 F6)

Applications
Pumping stations for clean, sewage water and loaded or viscous fluids.

Technical performance

• Full bore ensured

• Self cleaning ball

• Low pressure drop

• Silent

• Removeable bonnet for cleaning or changing the ball with out disassembly out of the pipeline

• Horizontal and vertical installation in the pipeline

Seat: 1.1x normal pressure
Body: 1.5x normal pressure
Flange ball type check valve