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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]

ABNT NBR ISO 4384-2
Plain bearings - Hardness testing of bearing metals Part 2: Solid materials

Edition 2022-11-30

Original language Portuguese

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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

ABNT NBR ISO 4384-2 Plain bearings - Hardness testing of bearing metals Part 2: Solid materials

Want to learn more?

ABNT NBR ISO 4384-2
Plain bearings - Hardness testing of bearing metals Part 2: Solid materials