GB/T 1217-2004
AbolishedMicrometer for measuring root tangent lengths of gear teeth
公法线千分尺
Application Summary AI generated
This standard specifies the design, metrological characteristics, and testing methods for micrometers used to measure the root tangent length (common normal length) of gear teeth. It is applied in precision manufacturing and quality inspection settings, particularly for verifying gear accuracy in industries such as automotive, aerospace, and machinery production. The standard ensures consistent and reliable measurement of gear tooth spacing and thickness during production or maintenance.
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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.