GB/T 1217-2004

Abolished

Micrometer for measuring root tangent lengths of gear teeth

公法线千分尺

Standard Type
GBT
ICS
17.040.30
CCS
J42
Status
Abolished
Issue Date
2004-02-10
Implementation
2004-08-01
Centralized Committee
中国机械工业联合会
Issuing Authority
中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会

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.

Related Standards

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.