The Star Ductile Iron Tee is a critical component in modern piping systems, facilitating the branching of pipelines to distribute fluids efficiently. Manufactured from high-quality ductile iron, these tees offer superior strength and flexibility compared to traditional cast iron fittings. They are designed to meet stringent industry standards, ensuring reliability and longevity in various applications.

Specifications and Standards

Material Composition

Star Ductile Iron Tees are constructed from ductile iron conforming to ASTM A536 standards. This material is known for its enhanced strength, ductility, and resistance to impact and fatigue, making it ideal for demanding applications.

Pressure Ratings

The pressure ratings of these tees vary based on size and application:

• 2″ to 24″ sizes: Rated for 350 psi

• 30″ to 48″ sizes: Rated for 250 psi

• 54″ to 64″ sizes: Rated for 150 psi

These ratings ensure that the tees can withstand the pressures encountered in typical waterworks and industrial systems.

Compliance with Industry Standards

Star Ductile Iron Tees are manufactured in accordance with ANSI/AWWA C153/A21.53 and ANSI/AWWA C111/A21.11 standards. This adherence guarantees compatibility with other components and ensures performance reliability in water and wastewater systems.

Design Features

Mechanical Joint Connections

These tees feature mechanical joint connections, providing a secure and leak-resistant interface with other pipes. This design simplifies installation and maintenance processes.

Cement Lining

The interior of the tees is lined with cement, conforming to AWWA C104 standards. This lining enhances corrosion resistance, extending the service life of the fitting.

Asphaltic Coating

An exterior asphaltic coating provides additional protection against environmental factors, further enhancing the durability of the tee.

Applications

Star Ductile Iron Tees are utilized in various applications, including:

• Water Distribution Systems: Facilitating the branching of pipelines to distribute potable water efficiently.

• Wastewater Systems: Ensuring the effective transport of wastewater in municipal and industrial settings.

• Fire Protection Systems: Providing reliable connections in fire suppression networks.

• Industrial Applications: Serving in chemical, petrochemical, and other industries requiring robust piping solutions.

Benefits

• Enhanced Durability: Ductile iron’s superior strength ensures a longer service life and reduced maintenance costs.

• Corrosion Resistance: Cement lining and asphaltic coating protect against internal and external corrosion.

• Ease of Installation: Mechanical joint connections simplify the installation process.

• Versatility: Compatible with various pipe materials, including ductile iron, PVC, and steel.

Comparison Table

Frequently Asked Questions

1. What is the advantage of using ductile iron over cast iron for tees?

Ductile iron offers superior strength and flexibility compared to cast iron, reducing the risk of cracking under stress. This makes ductile iron tees more durable and reliable in demanding applications.

2. How do I determine the appropriate size of a Star Ductile Iron Tee for my system?

The size of the tee should match the pipe diameter in your system. Consulting with a piping engineer or referring to system specifications can help determine the correct size.

3. Are Star Ductile Iron Tees suitable for underground installations?

Yes, these tees are designed for both above-ground and underground installations. Their corrosion-resistant coatings enhance their suitability for underground use.

4. Can Star Ductile Iron Tees be used in high-temperature applications?

While ductile iron has good thermal conductivity, it’s essential to consult the manufacturer’s specifications to ensure the tee is suitable for high-temperature applications.

5. What maintenance is required for Star Ductile Iron Tees?

Regular inspections for signs of corrosion or wear are recommended. Cleaning and ensuring that mechanical joints are secure can help maintain optimal performance.

6. Where can I purchase Star Ductile Iron Tees?

These tees are available through various industrial supply distributors and online platforms. It’s advisable to purchase from authorized dealers to ensure product authenticity and warranty coverage.

Conclusion

The Star Ductile Iron Tee is a robust and reliable component essential for efficient fluid distribution in various piping systems. Its superior material properties, adherence to industry standards, and design features make it a preferred choice for professionals seeking durable and high-performance piping solutions.