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QB/T 4975-2016

Chinese Standard: 'QB/T 4975-2016'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
QB/T 4975-2016English210 Add to Cart 0--10 minutes. Auto immediate delivery. Safety technical specifications for using flammable refrigerants in household and similar room air conditioner industry Valid QB/T 4975-2016
QB/T 4975-2016Chinese18 Add to Cart <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]

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