GB/T 21470-2008
ActiveMachining allowances and tolerances for steel open die forgings on hammer - Disks, columns, rings and seamless cylindrical sleeves
锤上钢质自由锻件机械加工余量与公差 盘、柱、环、筒类
Application Summary AI generated
This standard specifies the machining allowances and tolerances for steel open die forgings shaped as disks, columns, rings, and seamless cylindrical sleeves produced on hammers. It is applied in the metallurgy and heavy machinery industries to guide the design and inspection of forged blanks before final machining, ensuring dimensional accuracy and material efficiency in subsequent manufacturing processes.
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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.