Refractory concretes. Specifications
NORMA vydaná dňa 1.7.1991
Designation standards: GOST 20910-90
Note: NEPLATNÁ
Publication date standards: 1.7.1991
The number of pages: 23
Approximate weight : 69 g (0.15 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST