
Metallic materials – Knoop hardness test – Part 2: Verification and calibration of testing machines (ISO 4545-2:2017)
出版:Danish Standards

专家解读视频
ISO 4545-2:2017 specifies the method of verification and calibration of testing machines for determining Knoop hardness for metallic materials in accordance with ISO 4545?1.
ISO 4545-2 : 2017 - Identical
EN ISO 4545-2 : 2018 - Identical
EN ISO 4545-2 : 2018 - Identical
ISO 4545-2 : 2017 - Identical