Industrial gas-using equipment. Air heaters. Test methods
NORMA vydaná dňa 1.1.2014
Designation standards: GOST 31851-2012
Publication date standards: 1.1.2014
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 8.23