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Hydrogen Technologies Standards form the basic framework for market ramp-up
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Climate change Standards and specifications support climate targets
More information
Smart Farming Standards and specifications are drivers for the digitalization of agriculture
More information

Standards [CURRENT]

ISO 4545-1
Metallic materials - Knoop hardness test - Part 1: Test method

Title (German)

Metallische Werkstoffe - Härteprüfung nach Knoop - Teil 1: Prüfverfahren

Responsible national committee

NA 062-01-41 AA - Hardness testing for metals

Responsible international committee

ISO/TC 164/SC 3/WG 5 - Vickers hardness test - Knoop hardness test

Edition 2023-10

Original language English

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Table of contents

PDF (EN)

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Hydrogen Technologies Standards form the basic framework for market ramp-up

Climate change Standards and specifications support climate targets

Smart Farming Standards and specifications are drivers for the digitalization of agriculture

ISO 4545-1 Metallic materials - Knoop hardness test - Part 1: Test method

Responsible national committee

Responsible international committee

Sebastian Lübbert

Want to learn more?

ISO 4545-1
Metallic materials - Knoop hardness test - Part 1: Test method