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

UNE-EN ISO 4545-3
Metallic materials - Knoop hardness test - Part 3: Calibration of reference blocks (ISO 4545-3:2017)

Edition 2018-06-27

Original language Spanish

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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

UNE-EN ISO 4545-3 Metallic materials - Knoop hardness test - Part 3: Calibration of reference blocks (ISO 4545-3:2017)

Want to learn more?

UNE-EN ISO 4545-3
Metallic materials - Knoop hardness test - Part 3: Calibration of reference blocks (ISO 4545-3:2017)