I.S. EN ISO 6506-2:2018现行
Metallic materials - Brinell hardness test - Part 2: Verification and calibration of testing machines (ISO 6506- 2:2017)
出版：National Standards Authority of Ireland
专家解读视频
This document specifies methods of direct and indirect verification of testing machines used for determining Brinell hardness in accordance with ISO 6506-1 and also specifies when these two types of verification have to be performed.
ISO 6506-2 : 2017 - Identical
EN ISO 6506-2 : 2014 - Identical
EN ISO 6506-2:2018 - Identical
EN ISO 6506-2:2018 - Identical
EN ISO 6506-2 : 2014 - Identical
ISO 6506-2 : 2017 - Identical
