GB/T 1216-2004
AbolishedExternal micrometer
外径千分尺
Application Summary AI generated
GB/T 1216-2004 specifies the technical requirements, test methods, and inspection rules for external micrometers with a measuring range up to 1000 mm. It is applied in manufacturing and quality control environments for precise measurement of external dimensions such as diameter, thickness, and length of mechanical parts. This standard ensures the accuracy and reliability of micrometers used in machining, automotive, and aerospace industries.
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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.