Rolling roof materials. Aging under artifical climatic factors. Gest methods
NORMA vydána dne 1.1.1975
Designation standards: GOST 18956-73
Publication date standards: 1.1.1975
The number of pages: 17
Approximate weight : 51 g (0.11 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST