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Standard 1993-02

DIN 21521-2:1993-02

Rock bolts for mining and tunnel support; general specifications for steel-bolts; tests, testing methods

German title
Gebirgsanker für den Bergbau und den Tunnelbau; Allgemeine Anforderungen für Gebirgsanker aus Stahl; Prüfungen, Prüfverfahren
Publication date
1993-02
Original language
German

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Publication date
1993-02
Original language
German
DOI
https://dx.doi.org/10.31030/2510509

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DOI
https://dx.doi.org/10.31030/2510509
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