This Standard specifies types, dimensions, technical specifications and designation of hexagon head bolts with full thread.
This Standard is applicable to hexagon head bolts with thread specification M1.6~M64, full thread, performance rating 5.6, 8.8, 9.8, 10.9, A2-70, A4-70, A2-50, A4-50, CU2, CU3 and product grades A and B. Grades A products are used as bolts d=1.6 mm~24 mm and l≤10 d or l≤150 mm (whichever is less); grades B products are used as bolts d>24 mm or l>10 d or l>150 mm (whichever is less).