GB/T 15856.3-2002
ActiveCross recessed raised countersunk head drilling screws with tapping screw thread
十字槽半沉头自钻自攻螺钉
Application Summary AI generated
This standard specifies the dimensions, technical requirements, and marking of cross recessed raised countersunk head drilling screws with tapping screw thread. It is applied in the manufacturing and assembly of metal structures, automotive components, and building materials where screws must drill their own pilot hole and form mating threads in materials like steel or aluminum sheets. The standard ensures interchangeability and performance consistency for fasteners used in automated production lines and field installations.
Related Standards
GB/T 9074.20-2004
Cross recessed hexagon head tapping screw with indentation and washer assemblies with plain washers
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 62.1-2004
Wing nuts--Round wing
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.