This browser is no longer supported. Upgrade to Microsoft Edge or switch to a supported browser, like Chrome, Safari, or Firefox, to explore the MW Components website.

We're sorry for the inconvenience.

Resource Center

Rene 41

Super High Temperature Alloy

Rene 41 is an alloy of nickel, cobalt and chromium, developed for super high temperatures up to 1,500°F.

Grades / Attributes

Rene 41 is frequently the only spring wire that is suitable for a ceramic application requiring force at 1,500°F. Also valves located in, or next to, a furnace.

Spring Applications

Any spring wire application that is exposed to super-high temperatures, such as refractories.

Material Benefits

Superior performing compared to Inconel alloys.

Considerations

High cost and not good for applications requiring high strength.

Rene 41 MSDS Fact Sheet