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DIN 21521-2:1993-02

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

NORMA vydaná dňa 1.2.1993

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The information about the standard:

Designation standards: DIN 21521-2:1993-02
Publication date standards: 1.2.1993
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: German technical standard
Kategória: Technické normy DIN

Annotation of standard text DIN 21521-2:1993-02 :

Gebirgsanker für den Bergbau und den Tunnelbau; Allgemeine Anforderungen für Gebirgsanker aus Stahl; Prüfungen, Prüfverfahren.