Alloy 800H UNS N08810: Properties, Applications, and Performance Guide

Alloy 800H (UNS N08810) is a high-performance nickel-iron-chromium alloy known for its exceptional strength and corrosion resistance at elevated temperatures. This material is widely used in demanding industrial applications due to its stability and durability.

Key Properties and Characteristics

The alloy offers excellent mechanical properties, including high tensile strength and creep resistance, making it ideal for high-temperature environments. Its composition includes nickel, chromium, and iron, providing superior oxidation and carburization resistance.

Common Applications

Industries such as petrochemical, power generation, and heat treating utilize Alloy 800H UNS N08810 for components like furnace parts, heat exchangers, and tubing systems. Its reliability ensures long-term performance under stress.

Performance and Advantages

This alloy maintains structural integrity in temperatures up to 1500°F, reducing maintenance costs and downtime. Its versatility supports both oxidizing and reducing atmospheres, enhancing operational efficiency.

Frequently Asked Questions

What makes Alloy 800H different from other alloys?
It has higher carbon content for improved high-temperature strength.

Is it suitable for welding?
Yes, it can be welded using common techniques, though post-weld heat treatment is recommended.

How does it perform in corrosive environments?
It resists oxidation, sulfidation, and carburization, making it ideal for harsh conditions.

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