
METALLIC MATERIALS - KNOOP HARDNESS TEST - PART 2: VERIFICATION AND CALIBRATION OF TESTING MACHINES
出版:Asociacion Espanola de Normalizacion

专家解读视频
Gives the method of verification 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