GB/T 5279-1985
ActiveCountersunk head screws--Head configuration and gauging
沉头螺钉 头部形状和测量
Application Summary AI generated
This standard specifies the head configuration and gauging methods for countersunk head screws, ensuring consistent dimensions and proper seating in countersunk holes. It is applied in the manufacturing and quality inspection of mechanical fasteners used in general engineering, automotive, and industrial assembly contexts. The standard provides the technical basis for verifying head geometry, including head height and angle, to guarantee flush fit and reliable clamping.
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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.