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Standard DIN 21557:1987-02 1.2.1987 preview

DIN 21557:1987-02

Mine support; yield valves for powered support; identification code.



STANDARD published on 1.2.1987


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Price39.20 USD excl. VAT
39.20 USD

The information about the standard:

Designation standards: DIN 21557:1987-02
Publication date standards: 1.2.1987
SKU: NS-190726
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: German technical standard
Category: Technical standards DIN

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The category - similar standards:

Tunnelling and tubbing equipment

Annotation of standard text DIN 21557:1987-02 :

Grubenausbau; Druckbegrenzungsventile für Schreitausbau; Kennzeichnung.

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