Soldered mechanical engineering screwings. Heavy pipe screwings with flat sealing
NORM herausgegeben am 19.6.1959
Designation standards: ČSN 137783
Classification mark: 137783
Catalog number: 6446
Publication date standards: 19.6.1959
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN