Nickel Alloy 800H/HT:
High-Temperature Performance


In the vast spectrum of nickel alloys, Incoloy 800H, also known as Nickel Alloy 800H/HT, emerges as a distinguished contender.

This alloy is not just renowned for its name but for the remarkable properties it brings to the table. Celebrated for its unparalleled combination of strength, corrosion resistance, and longevity, Incoloy 800H is a testament to metallurgical innovation.

Unlike its counterparts, Incoloy 800H boasts a richer composition, specifically with higher concentrations of nickel, iron, and chromium. These elements, when combined, offer a formidable defense against corrosion. Moreover, they contribute to the alloy's robustness, ensuring it can withstand significant stresses without compromising its integrity. Given these standout attributes, it's no wonder that industries across the globe are opting for 800H, recognizing its potential to elevate the quality and durability of their products and infrastructure.

A Closer Look at Its Microstructure

Incoloy 800H has a complex microstructure that becomes apparent when we examine it closely. This alloy is not just about its surface properties but also about the intricate interplay of its internal phases.

The alloy's composition plays a pivotal role in its performance. Its elevated nickel content acts as a shield, providing robust protection against common threats like stress corrosion cracking and pitting corrosion. On the other hand, the significant presence of chromium and iron acts as a bulwark, enhancing the alloy's resistance to more concealed threats like crevice corrosion.

Applications of Incoloy 800H

Incoloy 800H, with its unique properties, has carved a niche for itself in a diverse range of industries. Its exceptional resistance to extreme conditions makes it a sought-after material for challenging applications.

In the oil and gas industry, Incoloy 800H is reliable for withstanding saltwater corrosion and high pressures. It can resist the harsh ocean conditions, making platforms and drilling equipment last longer and reducing maintenance and downtime.

The chemical processing industry, known for its harsh and corrosive substances, requires materials that can stand up to such challenges. Incoloy 800H, with its superior corrosion resistance, becomes an obvious choice for equipment like reactors, tanks, and piping systems. Its resilience ensures that chemical reactions occur efficiently without compromising the integrity of the equipment.

High-temperature environments, such as those found in industrial furnaces and heat treatment equipment, can be particularly demanding on materials. However, Incoloy 800H's resistance to rust and carbon buildup, even at elevated temperatures, makes it an ideal candidate. This ensures consistent performance and extends the lifespan of the equipment.


Incoloy 800H, with its distinctive blend of elements and superior engineering, stands as a beacon in the realm of nickel alloys. It's not merely a metal; it represents the pinnacle of metallurgical advancements and the relentless pursuit of perfection. This alloy is what modern industries need: a strong and durable material that can withstand tough conditions. This substance's reputation is based on both its chemical composition and its success in real-life situations.

Industries, from petrochemical to aerospace, have recognized the unparalleled benefits of Incoloy 800H. They understand that in an era where efficiency and longevity are paramount, this alloy is a game-changer. It is preferred for important tasks because it can withstand high temperatures, fight corrosion, and stay strong under pressure.

Incoloy 800H is the top choice for businesses that want to excel and need materials that can match their goals. It's a testament to the fact that when innovation meets expertise, the results are nothing short of extraordinary.