DL/T 2220-2021 in English

This standard provides detailed guidelines on the use of instrumented indentation methods for assessing the mechanical properties of metallic materials in power station applications. It outlines the procedures, equipment requirements, and data interpretation techniques necessary to ensure consistent and reliable results. The document specifies the conditions under which tests should be conducted, including the selection of test specimens, calibration of instruments, and the processing of test data. Additionally, it addresses the preparation of test samples and the environmental factors that may influence the testing process. The standard also includes information on the reporting of test results and the storage of related data. It serves as a reference for professionals involved in the evaluation of metallic materials used in energy power systems.