标准编号：ISO 6508-3:2023
中文名称：金属材料 洛氏硬度试验 第3部分：标准硬度块的校准
英文名称：Metallic materials — Rockwell hardness test — Part 3: Calibration of reference blocks
发布日期：2023-12
标准范围
This document specifies a method for the calibration of reference blocks to be used for the indirect and daily verification of Rockwell hardness testing machines and indenters, as specified in ISO 6508-2. This document also specifies requirements for Rockwell machines and indenters used for calibrating reference blocks and specifies methods for their calibration and verification.
Attention is drawn to the fact that the use of hard metal for ball indenters is considered to be the standard type of Rockwell indenter ball.
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