General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 18776-2002
Scope
This standard specifies the conversion method between inches and millimeters to ensure the interchangeability of specified tolerances after conversion.
GB/T 18776-2002 history
2002GB/T 18776-2002 Tolerance dimensions--Conversion form inches into millimetres and vice versa