Qualification test of welders. Fusion welding. Part 1. Steels
STANDARD published on 1.1.2011
Designation standards: GOST R 53690-2009
Note: WITHDRAWN
Publication date standards: 1.1.2011
The number of pages: 32
Approximate weight : 96 g (0.21 lbs)
Country: Russian technical standard
Category: Technical standards GOST