Pressure Ratings: PN10,16,25,40
Design Standard: BS EN 593
Face to Face Length: EN 558-1 14 or 13
Valve Test: EN12266-1
Valve Marking: EN 19
Flange Standard: EN 1092-2
Product Group: Butterfly Valve
Medium: Water


Sales Department:
+90 312 511 48 32
+90 533 617 47 79
Email: export@ekoval.com

  • Turbine Inlet Valve widely used in Hydroelectric Power Plants
  • Emergency Shut off Valves in Dams and Reservoirs
  • Valve design according to BS EN 593 Double Eccentric Design standard
  • Valve Shaft Double Offset
  • Face to face length according to EN 558-1 Series 13 (Short) or EN 558-1 Series 14 (Long)
  • Flanged connection according to DIN2501, EN 1092-2 or ISO 7005-2 
  • Hydraulic Pressure test according to EN 12266-1 
  • Wear Resistant Resilient EPDM or NBR Disc Sealing
  • Maintenance Free Bronze Shaft Bearings
  • Can be supplied with Bidirectional Design
  • EKO1250 Check Butterfly Valves can be used as Control Valves and for Regulation Purpose
  • Max Application Temperature +70°C
  • EKO1250 Check Butterfly Valves can be used as Control Valves and for Regulation Purpose
  • Suitable for Electric and Pneumatic Actuator Connection for On-Off and Regulating Purpose
  • WRAS Approved Model Suitable for Potable Water
  • Double Eccentric Valves are Two Direction Seat Tight, Please Obey Flow Direction Arrow
  • Adjustable and Replaceable Sealing Ring
  • EN12516-1 Steel Welded Design (Optional)
  • High Security Coefficent
  • Body: GGG40/50 Ductile Iron
  • Disc: GGG40/50 Ductile Iron
  • Body Sealing Surface: Corrosion Resistant Stainless Welded AISI 316
  • Retaining Ring: Ductile Iron, Steel, Stainless Steel
  • Disc Sealing: EPDM, NBR
  • Bolts: Galvanized, Stainless Steel
  • Shaft: SS420, SS304, SS316, Dublex
  • Bearing: Bronze
  • O ring: EPDM, NBR
  • Cover: GGG40/50 Ductile Iron
  • Gear Box: GGG40/50 Ductile Iron
  • Seat: SS316 Welded

  • Remarks: Grey tones represents available options
  • Inside and Outside 250 to 350 Microns Fusion Bounded Powder Epoxy Coated RAL 5005
  • Zinch-Rich Epoxy Primer
  • Coal-Tar Epoxy
  • Glass Flake Epoxy
  • Completely Stainless Steel Design is Optional 
  • Mechanical Position indicator and Limit Stops on Gearbox
  • Can be supplied with Gearbox ( IP-65 rated, IP-67 or IP-68 ) 
  • With Electric Actuator 
  • With Hydraulic Piston
  • With Counter Weight
  • Additional Limit Switch for Hydraulic Leakages
  • Electric actuator ready 
  • Pneumatic Actuator
  • Fixed & Telescopic Extension Spindle


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