T/SASE 012-2023 Prediction method for high-temperature fatigue life of high-temperature resistant metal materials
T/SASE 012-2023 Prediction method for high-temperature fatigue life of high-temperature resistant metal materials
Basic Information
Scope
Main technical content: The standard specifies the high-temperature fatigue life prediction method for high-temperature resistant metal materials, including high-temperature fatigue specimens, high-temperature fatigue testing, and high-temperature fatigue performance evaluation. It is applicable to the prediction of high-temperature fatigue life of high-temperature resistant metal materials under constant temperature and isothermal conditions with axial strain control. The standard content includes: (1) Scope; (2) Normative reference documents; (3) Terms and definitions; (4) Symbols and explanations; (5) Basic provisions; (6) High-temperature fatigue specimens, including specimen size, specimen surface quality and position tolerances, and regulations for initial microstructure control; (7) High-temperature fatigue testing, including temperature control, device adjustment, and regulations for high-temperature fatigue testing; (8) High-temperature fatigue performance evaluation, including fatigue failure types and fatigue life prediction regulations.