Therma Alloy 800T Plates

At Sverdrup Steel, we know that high-temperature environments demand materials that don’t just perform — they excel. That’s why we’ve expanded our stock program to include Therma Alloy 800T – certified for both EN 1.4959 / UNS N08811 and EN 1.4876 / UNS N08810 plates, giving you fast access to materials you can rely on for even the toughest applications.

Performance you can trust

Therma Alloy 800T aren’t just a standard high-temperature alloy. Whether exposed to extreme heat, chemical attack, or cyclic stresses, these alloys provide the stability, strength, and reliability that critical operations demand. With outstanding creep strength and exceptional resistance to oxidation, carburization, and nitriding, Therma Alloy 800T offer peace of mind in applications that run at full capacity, day after day — even at sustained temperatures above 700 °C. For operators and engineers who need durability without compromise, Therma Alloy 800T deliver a proven track record of reliability in some of the harshest industrial environments on the planet.

Why choose our Therma Alloy 800T plates

Our plates are designed to make your projects run smoother, safer, and more efficiently. Here’s what sets them apart:

Certified for both EN 1.4959 / UNS N08811 & EN 1.4876 / UNS N08810 means maximum flexibility for your projects
High creep strength for dependable, long-term performance
Excellent resistance to harsh, high-temperature environments
Full traceability and consistent quality you can count on
Ready-to-ship stock for when time is critical

And with our team of experienced metallurgists and technical specialists by your side, you’re never alone in finding the right solution for your project.

Where they shine

Common applications include:

Flare towers in petrochemical and refining operations
Cracking furnaces for acetic anhydride production
Heat exchangers & sheating that face extreme conditions daily
High-temperature processing equipment across chemical and petrochemical industries

When the environment is intense and downtime isn’t an option, Alloy 800T delivers the performance your operations depend on.

Global supply, local support

With service centers across Europe and Asia, we combine the reach of a global supplier with the care and responsiveness of a local partner. That means short lead times, reliable delivery, and a team of experts ready to help — from choosing the right material to ensuring it’s on-site when you need it.

We know that every project is different, and we’re here to make sure you get not just the right material, but the right support to make your project a success.