ASTM E1820-17被替代
Standard Test Method for Measurement of Fracture Toughness
出版：American Society for Testing and Materials
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基本信息
标准编号： ASTM E1820-17
发布时间：2017/6/1 0:00:00
标准类别：Standard
出版单位：American Society for Testing and Materials
标准页数：53
标准简介
1.1?These test methods cover the determination of the Rockwell hardness and the Rockwell superficial hardness of metallic materials by the Rockwell indentation hardness principle. This standard provides the requirements for Rockwell hardness machines and the procedures for performing Rockwell hardness tests.
