
Rubber O-rings for the couplings of the asbestos-concrete pipes. Specifications
NORMA vydaná dňa 1.1.1991
Designation standards: GOST 5228-89
Publication date standards: 1.1.1991
The number of pages: 20
Approximate weight : 60 g (0.13 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST