GOST 15150-1969 Machines, instruments and other industrial products. Modifications for different climatic regions. Categories, operating, storage and transportation conditions as to environment climatic aspects influence
GOST 15878-1979 Resistance welding. Welded joints. Design elements and dimensions
GOST 16523-1997 Rolled sheets from quality and ordinary carbon steel for general purposes. Specifications*, 1997-04-17 Update