Pipeline valves. Butterfly wicket valves. General specifications
NORMA vydaná dňa 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
Kategória: Technické normy GOST