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JB 3999-1985

Chinese Standard: 'JB 3999-1985'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
JB 3999-1985English319 Add to Cart Days<=3 (Throw carburizing steel carbonitriding hardening and tempering) JB 3999-1985 Obsolete JB 3999-1985

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