Qualification test of welders. Fusion welding. Part 1. Steels
NORMA vydána dne 1.1.2011
Designation standards: GOST R 53690-2009
Note: NEPLATNÁ
Publication date standards: 1.1.2011
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST