00.00 Oct 2, 2023
ISO
ISO/TC 164/SC 3
International Standard
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.
Revises
ISO 4545-3:2017
IN_DEVELOPMENT
ISO/PWI 4545-3
00.00
Proposal for new project received
Oct 2, 2023
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