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GB 38449-2019

Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusRelated Standard
GB 38449-2019English110 Add to Cart 0--10 minutes. Auto immediate delivery. Minimum allowable values of energy efficiency and energy efficiency grade of regenerative rolling reheating furnace GB 38449-2019 Valid GB 38449-2019
GB 38449-2019Chinese17 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]  
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