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GB/T 11640-1989

Chinese Standard: 'GB/T 11640-1989'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB/T 11640-1989EnglishRFQ ASK Days<=3 Seamless aluminium alloy gas cylinder GB/T 11640-1989 Obsolete GB/T 11640-1989

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