GB/T 43655-2024
ActiveSelf-tapping screw connections—Specification of the pilot hole diameter and tightening torque
自攻螺钉连接 底孔直径和拧紧扭矩技术条件
Application Summary AI generated
This standard specifies the recommended pilot hole diameters and tightening torques for self-tapping screw connections, ensuring reliable joint assembly without damaging the screw or the material. It is applied in mechanical manufacturing and product assembly contexts, such as automotive, electronics, and appliance industries, where self-tapping screws are used to join metal or plastic components. The standard provides technical guidance for engineers and quality control personnel to optimize connection strength and prevent stripping or cracking during production.
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 62.2-2004
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 62.3-2004
Wing nuts--Pressing wing
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.