GB/T 29.2-2013
ActiveHexagon bolts with cross recess on head
六角头带十字槽螺栓
Application Summary AI generated
This standard specifies the dimensions, technical requirements, and marking of hexagon bolts with a cross recess on the head, combining a standard hexagon head with a Phillips drive for enhanced tool engagement. It is applied in mechanical assembly and manufacturing industries where bolts require both wrench-driven tightening and screwdriver access, such as in automotive, machinery, and electronic equipment. The standard ensures interchangeability and compatibility with cross-recess screwdrivers for applications needing secure fastening in confined or tool-limited spaces.
Related Standards
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
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 62.3-2004
Wing nuts--Pressing wing
GB/T 62.1-2004
Wing nuts--Round 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.