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GB 12522-1990

Chinese Standard: 'GB 12522-1990'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 12522-1990English359 Add to Cart Days<=3 Stainless steel bellows expansion joints GB 12522-1990 Obsolete GB 12522-1990

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