Our Fusion Bonded Epoxy Coated Ductile Iron Backup Rings are engineered for outstanding durability, strength, and long-lasting performance, making them a trusted choice in a variety of demanding industrial applications. These backup rings are designed to ensure robust pipe connections and enhanced structural integrity in systems exposed to corrosive environments, heavy loads, and high pressures. Whether you’re working in water treatment, petrochemical, or other industrial sectors, these rings offer reliable performance even in the harshest conditions.
Constructed from high-quality Ductile Iron, these backup rings meet the stringent ASTM A536 Materials Standard. Ductile Iron is known for its superior strength and flexibility compared to traditional cast iron, making it highly resistant to stress, pressure, and cracking. Additionally, they adhere to the ANSI B16.5 Class 150 specifications, ensuring a precise fit and high compatibility with various pipe sizes.
Key Features:
- Premium Material: Made from Ductile Iron, renowned for its exceptional durability, flexibility, and resistance to fracture. Compliant with the ASTM A536 Materials Standard, this iron alloy ensures long-term reliability in high-stress environments.
- Size Versatility: These backup rings come in a comprehensive size range from 2″ IPS to 24″, allowing for wide-ranging compatibility with both small and large-scale piping systems. The variety of sizes ensures you can find the perfect match for your specific piping project.
- Fusion Bonded Epoxy Coating: Coated with a green Fusion Bonded Epoxy, these rings offer superior protection against corrosion, chemicals, and environmental elements. This epoxy coating significantly prolongs the service life of the rings, even in harsh industrial environments. The coating also ensures minimal maintenance, reducing long-term operational costs.
- Corrosion Resistance: The epoxy coating makes these rings ideal for environments where corrosion can be a concern, such as in water or chemical systems. The coating provides a strong barrier against moisture, salt, chemicals, and other corrosive agents, preserving the integrity of the rings.
- ANSI B16.5 Class 150 Compliance: Manufactured to meet the ANSI B16.5 Class 150 standard, these backup rings ensure proper fitting and compatibility with flanges. This compliance guarantees that the rings meet industry-approved specifications for pressure and temperature ratings, ensuring they perform effectively under extreme conditions.
- Green Epoxy Coating for SDR 7 IPS Backup Rings: Specifically designed for use with SDR 7 IPS pipes, these rings offer enhanced protection with a distinctive green Fusion Bonded Epoxy coating, adding an extra layer of durability and protection.
- Applications: These ductile iron backup rings are perfectly suited for industries such as water and wastewater treatment, oil and gas, chemical processing, and more. They perform exceptionally well in systems requiring high-pressure performance and environments prone to corrosion or chemical exposure.
- Enhanced Strength and Flexibility: Ductile Iron’s ability to withstand high-pressure loads without fracturing makes these backup rings a reliable solution in applications where mechanical strength and ductility are essential. They can handle fluctuating pressures and heavy mechanical loads without compromising performance.
Ideal for Harsh Environments
These Fusion Bonded Epoxy Coated Ductile Iron Backup Rings are built to withstand tough conditions, including exposure to chemicals, extreme temperatures, and environmental wear. The green epoxy coating adds an extra layer of protection against corrosion, making them particularly effective in areas where moisture, salt, or other corrosive agents could compromise structural integrity.
Long-Term Reliability
By investing in these high-performance backup rings, you are choosing a product that offers low-maintenance, long-term reliability. Whether used in above-ground or underground applications, the corrosion-resistant coating and robust ductile iron construction ensure that these rings continue to perform at peak levels for years.
IPS-SDR 7-9 – Epoxy Coated DI Backup Ring
| Nominal Size | SDR | OD | ID | Thickness | # Bolt Holes | Hole Diameter | Weight | Code | Notes |
|---|---|---|---|---|---|---|---|---|---|
| 2” IPS | SDR 7 | 6.00” | 2.60” | 0.75” | 4 | 0.75” | 2.5 lbs. | 100201 | FM 335 |
| 3” IPS | SDR 7 | 7.50” | 3.75” | 0.85” | 4 | 0.75” | 4.0 lbs. | 100203 | FM 335 |
| 4” IPS | SDR 7 | 9.00” | 4.75” | 0.92” | 8 | 0.75” | 5.7 lbs. | 100205 | FM 335 |
| 6” IPS | SDR 7 | 11.00” | 6.88” | 1.00” | 8 | 0.88” | 8.3 lbs. | 100207 | FM 335 |
| 8” IPS | SDR 7 | 13.50” | 8.88” | 1.12” | 8 | 0.88” | 11.4 lbs. | 100209 | FM 335 |
| 10” IPS | SDR 7 | 16.00” | 11.00” | 1.22” | 12 | 1.00” | 16.2 lbs. | 100211 | FM 335 |
| 12” IPS | SDR 7 | 19.00” | 13.15” | 1.48” | 12 | 1.00” | 26.5 lbs. | 100213 | FM 335 |
| 14” IPS | SDR 7 | 21.00” | 14.40” | 1.62” | 12 | 1.13” | 37.0 lbs. | 100215 | – |
| 16” IPS | SDR 7 | 23.50” | 16.40” | 1.82” | 16 | 1.13” | 50.0 lbs. | 100217 | – |
| 18” IPS | SDR 7 | 25.00” | 18.40” | 1.82” | 16 | 1.25” | 51.0 lbs. | 100219 | – |
| 20” IPS | SDR 7 | 27.50” | 20.50” | 2.00” | 20 | 1.25” | 67.0 lbs. | 100221 | – |
| 24” IPS | SDR 7 | 32.00” | 24.50” | 2.18” | 20 | 1.38” | 96.0 lbs. | 100223 | – |
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