Legend T-311 Cast Iron Flange Swing Check Valve

Legend T-311 Cast Iron Flanged Swing Check Valve

The Legend T-311 Cast Iron Flanged Swing Check Valve is engineered for dependable backflow prevention in commercial, municipal, and industrial piping systems. Designed to allow fluid to flow in one direction while automatically preventing reverse flow, this heavy-duty valve protects pumps, compressors, and pipelines from damage caused by back pressure. With a rugged cast iron body and flanged connections, the T-311 is ideal for high-volume applications requiring strength, stability, and long service life.

Efficient Swing Check Valve Operation

Hinged Disc Design

The Legend T-311 features a precision-engineered hinged disc that swings open with forward flow and closes securely when flow reverses. This simple, proven mechanism ensures consistent performance with minimal internal resistance, making it highly reliable for continuous operation.

Low Pressure Drop Performance

When fully open, the swing check design provides a near full-port flow path, minimizing pressure loss and maintaining system efficiency. This makes the T-311 an excellent choice for applications where maintaining flow capacity is critical.

Heavy-Duty Cast Iron Construction

Durable Cast Iron Body

Constructed from high-strength cast iron, the T-311 is built to withstand demanding conditions and large pipeline systems. Its robust design ensures durability in water distribution, HVAC, and industrial environments.

Flanged End Connections

The flanged ends provide a secure, leak-resistant connection and allow for easy installation and maintenance. This design is ideal for systems requiring periodic inspection or servicing.

Applications and Key Specifications

Common Applications

• Municipal water and wastewater systems

• Pump discharge and protection lines

• HVAC and hydronic systems

• Irrigation and industrial piping

Key Specifications

• Material: Cast iron body

• Valve Type: Swing check valve

• Connection Type: Flanged ends

• Operation: Automatic, flow-activated

• Function: Backflow prevention

Why Choose the Legend T-311 Swing Check Valve?

The Legend T-311 Cast Iron Flanged Swing Check Valve offers a combination of rugged durability, efficient flow, and reliable backflow protection. Its simple design, strong construction, and dependable operation make it a trusted solution for professionals who require long-lasting performance in demanding fluid handling systems.