High-tensile steel flattened strip. Specifications
NORM herausgegeben am 1.1.1978
Designation standards: GOST 21997-76
Publication date standards: 1.1.1978
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Kategorie: Technische Normen GOST
Implemented changes and corrections:
Amd. 7.81
Amd. 3.83
Amd. 9.87
Amd. 12.89
Amd. 5.92