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GB/T 5231-2022

Chinese Standard: 'GB/T 5231-2022'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB/T 5231-2022English310 Add to Cart 0--3 minutes. Auto immediate delivery. Designation and chemical composition of wrought copper and copper alloys GB/T 5231-2022 Valid GB/T 5231-2022

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  GB/T 5231-2022  GB/T 5231-2012  GB/T 5187-2021  GB/T 40004-2021  GB/T 728-2020