Silica brick refractories. Specifications
STANDARD published on 1.1.1981
Designation standards: GOST 4157-79
Note: WITHDRAWN
Publication date standards: 1.1.1981
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 7.81
Amd. 10.82
Amd. 3.86
Amd. 1.89
Amd. 9.90