GB/T 5779.1-2000
ActiveFasteners--Surface discontinuities--Bolts，screws and studs for general requirements
紧固件表面缺陷 螺栓、螺钉和螺柱 一般要求
Application Summary AI generated
This standard specifies the types, limits, and inspection methods for surface discontinuities such as cracks, folds, and seams on bolts, screws, and studs. It is applied in the manufacturing and quality control of general-purpose fasteners to ensure they meet acceptable surface integrity requirements before use in mechanical assemblies. The standard is primarily used by fastener producers and quality inspectors in industries like automotive, construction, and general machinery.
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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.