GB/T 19764-2005
ActiveGuide to the choice of series of preferred numbers and of series containing more rounded values of Preferred numbers
优先数和优先数化整值系列的选用指南
Application Summary AI generated
This standard provides guidance for selecting preferred number series and their rounded values in engineering design and product specification. It is applied in metrology and industrial contexts where dimensional, performance, or tolerance values must be standardized, such as in mechanical engineering, electronics, and manufacturing. The guide helps ensure compatibility and interchangeability by recommending consistent numerical choices across components and systems.
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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.