ASTM E 18 : 2022現行
Standard Test Methods for Rockwell Hardness of Metallic Materials
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基本信息
標準編號： ASTM E 18 : 2022
標準類別：Test Method
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標準簡介
1.1These 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.
