GB/T 705-1989
AbolishedHot-rolled hexagonal andoctagonal steel bars--Dimensions， shape，weight and tolerance
热轧六角钢和八角钢尺寸、外形、重量及允许偏差
Application Summary AI generated
This standard specifies the dimensions, shape, weight, and permissible tolerances for hot-rolled hexagonal and octagonal steel bars. It is applied in the metallurgy and construction industries for manufacturing and quality control of steel bars used in structural components, fasteners, and general engineering applications where precise cross-sectional geometry is required.
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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.