Yielding steel arch support for use in mines. Arched side sections. Dimensions
NORM herausgegeben am 5.12.1985
Designation standards: ČSN 442610
Classification mark: 442610
Catalog number: 28461
Publication date standards: 5.12.1985
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN