Pipeline valves. Butterfly wicket valves. General specifications
NORMA vydána dne 1.1.2011
Designation standards: GOST R 53673-2009
Note: NEPLATNÁ
Publication date standards: 1.1.2011
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST