GB/T 17851-2010
AbolishedGeometrical Product Specifications (GPS) - Geometrical tolerancing - Datums and datum system
产品几何技术规范（GPS） 几何公差 基准和基准体系
Application Summary AI generated
This standard defines the principles for establishing datums and datum systems used in geometrical tolerancing, specifying how to define reference points, lines, or planes from features of a workpiece. It is applied in mechanical engineering and manufacturing industries to ensure consistent interpretation of design specifications during production, inspection, and quality control. The standard is critical for aligning parts in assembly and verifying compliance with tolerance requirements on technical drawings.
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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.