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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]

OENORM EN 4561
Aerospace series - Pipe coupling, welded, in heat resisting steel - Elbow 90° - Inch series

Title (German)

Luft- und Raumfahrt - Rohrverschraubung zum Anschweißen aus hochwarmfestem Stahl - Winkelstutzen 90° - Inch-Reihe

Edition 2003-08-01

Original language German

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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

OENORM EN 4561 Aerospace series - Pipe coupling, welded, in heat resisting steel - Elbow 90° - Inch series

Want to learn more?

OENORM EN 4561
Aerospace series - Pipe coupling, welded, in heat resisting steel - Elbow 90° - Inch series