Steel tubes. Asphalt damp-proof insulation of tubes below Nd 50
STANDARD published on 18.9.1979
Designation standards: ČSN 420021
Classification mark: 420021
Catalog number: 3555
Note: WITHDRAWN
Publication date standards: 18.9.1979
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Czech technical standard
Category: Technical standards ČSN