Metallurgy of iron. Metallurgic products of structural steels for direct hardening
NORM herausgegeben am 16.9.1986
Designation standards: ČSN 420902
Classification mark: 420902
Catalog number: 27866
Note: UNGÜLTIG
Publication date standards: 16.9.1986
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN