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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]

DIN 21557
Mine support; yield valves for powered support; identification code

Title (German)

Grubenausbau; Druckbegrenzungsventile für Schreitausbau; Kennzeichnung

Document: references other documents

Responsible national committee

NA 060-15-03 AA - Strut support

Edition 1987-02

Original language German

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DIN SPEC

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Terminology

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

DIN 21557 Mine support; yield valves for powered support; identification code

Document: references other documents

Responsible national committee

Jörn Lehmann

Want to learn more?

DIN 21557
Mine support; yield valves for powered support; identification code