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www.ChineseStandard.net Database: 189760 (25 Oct 2025)

JC 257-1981

Chinese Standard: 'JC 257-1981'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
JC 257-1981English199 Add to Cart Days<=2 (Casting powder humidity test methods) JC 257-1981 Obsolete JC 257-1981

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