Stainless steels can have various levels of heat resistance, and the best choice can vary depending on specific applications and requirements. Heat resistance varies depending on the content and hardness of stainless steel. Additionally, the duration of exposure to heat is also crucial.
A type of stainless steel with high heat resistance is typically used in heat-resistant or high-temperature applications. Such applications include ovens, boilers, exhaust systems, and industrial furnaces.
For example, 310S (UNS S31008) stainless steel is a type that can withstand high temperatures and can be used in heat-resistant applications. However, there are stainless steels with even higher heat resistance, but the choice should be made considering the application, environmental conditions, and cost factors.
In conclusion, the stainless steel with the best heat resistance can vary depending on your specific application and needs, so it is recommended to collaborate with an engineer or materials expert.