Upper critical temperature

Home > Technical glossary > Upper critical temperature

Upper critical temperature

The temperature at which, on cooling, an alloy undergoes a solid state transformation from austenite to ferrite. The upper critical temperature varies between alloys, and is dependent on the carbon content.

Upper critical temperature

The temperature at which, on cooling, an alloy undergoes a solid state transformation from austenite to ferrite. The upper critical temperature varies between alloys, and is dependent on the carbon content.