ISO/PWI 4545-3

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

General information

Current stage: 00.00 Proposal for new project received Oct 2, 2023

Originator: ISO

Owner: ISO/TC 164/SC 3 Hardness testing

Type: International Standard

Scope

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.

Life cycle

PREVIOUSLY

PUBLISHED
ISO 4545-3:2017

NOW

IN_DEVELOPMENT
ISO/PWI 4545-3
00.00 Proposal for new project received
Oct 2, 2023