GB/T 4458.4-2003
ActiveMechanical drawings--Dimensioning
机械制图 尺寸注法
Application Summary AI generated
GB/T 4458.4-2003 specifies the rules and methods for indicating dimensions on mechanical drawings, including linear, angular, and geometric dimensioning. It is applied in engineering design, manufacturing, and quality inspection across industries such as machinery, automotive, and aerospace to ensure consistent interpretation of part sizes and tolerances. This standard is essential for technical documentation and communication between designers, fabricators, and quality control personnel.
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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.