Oil-fired heated units with vaporizing burners; requirements, testing, marking.
NORMA vydaná dňa 1.7.1989
Designation standards: DIN 4731:1989-07
Publication date standards: 1.7.1989
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: German technical standard
Kategória: Technické normy DIN
Ölheizeinsätze mit Verdampfungsbrennern; Anforderungen, Prüfung und Kennzeichnung.