
Metallic materials. Brinell hardness test. Verification and calibration of testing machines
出版:British Standards Institution

專家解讀視頻
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
ISO 6506-2 : 2017 - Identical
EN ISO 6506-2 : 2014 - Identical
EN ISO 6506-2:2018 - Identical