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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 6971
Auxiliary devices - Implementation criteria and maintenance requirements for steel guardrail - Manufacture and supply of malleable, semi-malleable and triple wave steel guardrail for the maintenance of these systems

Edition 2023-04-28

Original language Portuguese

Price from 147.60 €

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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 6971 Auxiliary devices - Implementation criteria and maintenance requirements for steel guardrail - Manufacture and supply of malleable, semi-malleable and triple wave steel guardrail for the maintenance of these systems

Want to learn more?

ABNT NBR 6971
Auxiliary devices - Implementation criteria and maintenance requirements for steel guardrail - Manufacture and supply of malleable, semi-malleable and triple wave steel guardrail for the maintenance of these systems