GB/T 5784-2025
ActiveFasteners—Hexagon head bolts—Reduced shank—Product grade B
紧固件 六角头螺栓 细杆 B级
Application Summary AI generated
This standard specifies the technical requirements, dimensions, and marking for hexagon head bolts with a reduced shank diameter and product grade B tolerances. It is applied in general mechanical assembly and structural connections where weight reduction or clearance is needed, such as in automotive, agricultural machinery, and light industrial equipment. The standard ensures interchangeability and reliable performance in non-critical bolted joints under moderate loads.
Related Standards
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
GB/T 62.1-2004
Wing nuts--Round wing
GB/T 62.3-2004
Wing nuts--Pressing wing
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
GB/T 62.2-2004
Wing nuts--Square wing
GB/T 62.4-2004
Wing nuts--Die-casting wing
GB/T 3098.20-2004
Mechanical properties of fasteners--Wing nuts with specified proof torque
GB/T 3098.19-2004
Mechanical properties of fasteners--Blind rivets with break pull mandrel
Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.