ISO 4545-4:2017

Metallic materials — Knoop hardness test — Part 4: Table of hardness values

Publication date: Dec 7, 2017

General information

Current stage: 90.60 Effective date: Mar 5, 2023

Originator: ISO

Owner: ISO/TC 164/SC 3

Type: International Standard

ICS: 77.040.10

Languages: English French

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Status: Published

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Scope

ISO 4545-4:2017 gives a table for the calculation of Knoop hardness values for use in tests carried out in accordance with ISO 4545‑1.

Life cycle

PREVIOUSLY

Revises
ISO 4545-4:2005

NOW

PUBLISHED
ISO 4545-4:2017
90.60 Close of review
Mar 5, 2023

REVISED BY

IN_DEVELOPMENT
ISO/PWI 4545-4

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