Corrosion-Resistant HASTELLOY N Rod for High-Temperature Environments

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HASTELLOY N rod is a high-performance nickel-based alloy designed for extreme environments, particularly in molten fluoride salt applications. Developed by Oak Ridge National Laboratories, this alloy offers exceptional resistance to oxidation and corrosion at elevated temperatures, making it ideal for use in nuclear fuel processing and other high-temperature chemical processes.​

Key Features of HASTELLOY N Rod

• Superior Corrosion Resistance: Demonstrates excellent resistance to molten fluoride salts at temperatures up to 1300°F (704°C), with corrosion rates less than one mil per year over two years of testing.​

• High-Temperature Stability: Suitable for continuous operation at temperatures up to 1800°F (982°C) and intermittent use up to 1900°F (1038°C).​

• Outstanding Mechanical Properties: Maintains strength and ductility without embrittlement at elevated temperatures, ensuring long-term reliability.​

• Excellent Fabricability: Easily weldable and forgeable, with a hot working range between 1600°F and 2150°F (871°C to 1177°C).​

Chemical Composition (Weight %)

Mechanical Properties

Applications

• Nuclear Fuel Processing: Ideal for components exposed to molten fluoride salts in nuclear reactors.​

• High-Temperature Chemical Processing: Suitable for reactors and heat exchangers operating at elevated temperatures.​

• Aerospace and Defense: Utilized in applications requiring materials that can withstand extreme thermal and corrosive environments.​

Frequently Asked Questions

Q1: What is the maximum operating temperature for HASTELLOY N rod?

A1: HASTELLOY N rod can be used continuously at temperatures up to 1800°F (982°C) and intermittently up to 1900°F (1038°C).​

Q2: Is HASTELLOY N rod weldable?

A2: Yes, HASTELLOY N rod has excellent weldability and can be readily welded using standard techniques.​

Q3: What are the typical applications of HASTELLOY N rod?

A3: Typical applications include nuclear fuel processing, high-temperature chemical reactors, and aerospace components.