ISO 4545-3:2017

Metallic materials — Knoop hardness test — Part 3: Calibration of reference blocks

ISO 4545-3:2017 specifies the method for the calibration of reference blocks to be used for the indirect verification of Knoop hardness testing machines as specified in ISO 4545-2.

The method is applicable only for indentations with long diagonals =0,020 mm.

Edition	2017
Standard Part No	3
Published Date	2017
Published By	International Standardization Organisation
Page Count	12