Brass and copper tubes for heat exchanges. Specifications
NORMA vydaná dňa 1.1.1977
Designation standards: GOST 21646-76
Note: NEPLATNÁ
Publication date standards: 1.1.1977
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST