Alloy 800HT UNS N08811: Properties, Applications, and Performance Characteristics

Alloy 800HT (UNS N08811) is a high-temperature, nickel-iron-chromium alloy known for its excellent mechanical properties and resistance to oxidation and carburization. It is widely used in demanding industrial applications due to its stability and durability under extreme conditions.

Key Properties of Alloy 800HT

This alloy offers outstanding creep and rupture strength, making it ideal for high-stress environments. Its composition includes nickel, chromium, and iron, enhanced with titanium and aluminum for superior performance. Key features include excellent corrosion resistance, thermal stability, and high tensile strength.

Common Applications

Alloy 800HT is utilized in industries such as petrochemical, power generation, and heat treatment. It is commonly found in furnace components, heat exchangers, and tubing systems where high temperatures and corrosive atmospheres are present.

Performance Characteristics

The alloy maintains structural integrity at temperatures up to 1500°F (815°C), offering long-term reliability. Its low carbon content reduces susceptibility to sensitization, ensuring consistent performance in cyclic heating conditions.

Frequently Asked Questions

What distinguishes Alloy 800HT from other alloys?
It combines high strength with exceptional oxidation resistance, suited for prolonged high-temperature use.

Where can I source reliable Alloy 800HT materials?
For high-quality Alloy 800HT UNS N08811, consider trusted suppliers specializing in advanced alloys.

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