Petroleum bitumens. Method for determination of depth of penetrometer needle penetration
NORMA vydaná dňa 1.1.1980
Designation standards: GOST 11501-78
Publication date standards: 1.1.1980
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 8.83
Amd. 8.84
Amd. 2.89
Amd. 5.92