GB/T 32.3-1988
Hexagon bolts with wire holes on head-fine pitch thread
GB/T 27-1988
Hexagon fit bolts with dog point
GB/T 28-1988
Hexagon head fit bolts with split pin hole on shank
GB/T 5790-1986
Large hexagon head flange bolts with reduces shank—Type A
GB/T 5790-1986
Large hexagon head flange bolts with reduces shank—Type B
GB/T 8-1988
Square head bolts
GB/T 12-1988
Cup head square neck bolts
GB/T 10-1988
Flat countersunk head square neck bolts
GB/T 11-1988
Flat countersunk nib bolts
GB/T 37-1988
Bolts for T-Slot
GB/T 18230.2-2000
Hexagon bolts for high-strength structural bolting with large width across flats(short thread)-Property classes 8.8 and 10.9
GB/T 32076.7-2015
High-strength structural bolting saaemblies for preloading-Part 7:System HV-Hexagon bolt with large width across flats and nut assemblies M39~M64
GB/T 32076.4-2015
High-strength structural bolting saaemblies for preloading-Part 4:System HV-Hexagon bolt with large width across flats and nut assembliess
GB/T 18230.1-2000
Hexagon bolts for structural bolting with large width across flats-Property classes 8.8 and 10.9
GB/T 5788-1986
Hexagon head flange bolts with reduced shank—Type A
GB/T 5788-1986
Hexagon head flange bolts with reduced shank—Type B
GB/T 801-1998
Cup head square neck bolts with small head and short neck
GB/T 31.1-2013
Hexagon bolts with split pin hole on shank
GB/T 33943-2017
J-bolts
GB/T 35-1988
Small square head bolts