Stationary steam and hot-water boilers, heat recovery steam generators. Requirements for approval of welding procedures for metallic materials
STANDARD published on 1.7.2014
Designation standards: GOST R 55172-2012
Publication date standards: 1.7.2014
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: Russian technical standard
Category: Technical standards GOST