ČSN 420021:1979/a (420021)

Ocelové trubky. Asfaltová izolace trubek pod DN 50.

NORMA vydána dne 1.4.1981

The information about the standard:

Designation standards: ČSN 420021:1979/a
Classification mark: 420021
Catalog number: 13659
Note: Změna
Publication date standards: 1.4.1981
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard