GOST ISO 898-7-2015 Mechanical properties of fasteners. Part 7. Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm
ISO 898-1:1988 Mechanical properties of fasteners; part 1: bolts, screws and studs
GOST ISO 898-7-2015 history
2015GOST ISO 898-7-2015 Mechanical properties of fasteners. Part 7. Torsional test and minimum torques for bolts and screws with nominal diameters 1 mm to 10 mm