Ductile Iron Rubber Flap Check Valve, Rubber Lined, PN10/PN16, DN50-DN600

Ductile Iron Rubber Flap Check Valve, Rubber Lined, PN10/PN16, DN50-DN600

Our rubber flap check valve is specifically designed for water and wastewater applications where reliable backflow prevention is crucial. Featuring a robust ductile iron body with a full rubber lining, this valve offers exceptional corrosion resistance and durability. The flexible rubber flap ensures tight sealing and efficient operation with minimal pressure loss. Suitable for pipelines ranging from DN50 to DN600, this valve operates automatically based on flow conditions, making it ideal for municipal water systems, irrigation, and industrial wastewater treatment. With pressure ratings of PN10 and PN16, it performs reliably under various operating conditions while complying with international standards.

Features:

Constructed from high-strength ductile iron with full rubber lining for superior corrosion resistance
Flexible rubber flap design ensures tight sealing and minimal pressure drop
Suitable for water and wastewater applications
Sizes available from DN50 to DN600
Pressure ratings: PN10 and PN16
Automatic operation based on flow conditions
Flange ends for easy installation and secure connection
Compliant with ISO standards
Optional accessories: O-rings, sealing rings

Advantages:

Advantage	Description
Excellent Corrosion Resistance	Rubber lining protects against corrosive elements in water and wastewater
Reliable Backflow Prevention	Rubber flap ensures positive sealing against reverse flow
Low Maintenance	Simple design with no complex mechanisms reduces maintenance needs
Energy Efficient	Minimal pressure drop helps maintain system efficiency
Easy Installation	Flange ends allow for straightforward pipeline integration
Long Service Life	Durable materials withstand harsh operating conditions
Versatile Applications	Suitable for water treatment, irrigation, and industrial wastewater systems

Specifications:

Attribute	Value(s)
Size Range	DN50 - DN600
Body Material	Ductile Iron (Rubber Lined)
Flap Material	High-Quality Rubber
Connection Type	Flange Ends
Media	Water, Wastewater
Temperature Range	Up to 80°C
Pressure Rating	PN10, PN16
Design Standard	ISO
Operation	Automatic (Flow-dependent)
Installation	Horizontal or Vertical
Warranty	2 Years
Optional Accessories	O-rings, sealing rings