GB/T 11-2013
ActiveCountersunk head nib bolts
沉头带榫螺栓
Application Summary AI generated
GB/T 11-2013 specifies the dimensions, tolerances, and technical requirements for countersunk head nib bolts, which feature a nib under the head to prevent rotation during assembly. It is applied in mechanical engineering and manufacturing contexts where a flush surface is required, such as in automotive, aerospace, and machinery assemblies, particularly for applications requiring secure fastening in countersunk holes. The standard ensures interchangeability and compatibility in bolted joints across industrial production and quality testing.
Related Standards
GB/T 9074.5-2004
Cross recessed small pan head screw andwasher assemblies with plain washers
GB/T 62.1-2004
Wing nuts--Round wing
GB/T 62.3-2004
Wing nuts--Pressing wing
GB/T 62.2-2004
Wing nuts--Square wing
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
GB/T 3098.20-2004
Mechanical properties of fasteners--Wing nuts with specified proof torque
GB/T 62.4-2004
Wing nuts--Die-casting wing
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.