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YB 4391-2013

Chinese Standard: 'YB 4391-2013'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusRelated Standard
YB 4391-2013EnglishRFQ ASK Days<=3 Code for acceptance of sinking and drifting engineering of ferrous mines Valid YB 4391-2013
YB 4391-2013ChineseRFQ ASK <=1-day [PDF from Chinese Authority, or Standard Committee, or Publishing House]

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BASIC DATA
Standard ID YB 4391-2013 (YB4391-2013)
Description (Translated English) Code for acceptance of sinking and drifting engineering of ferrous mines
Sector / Industry Ferrous Metallurgy Industry Standard
Older Standard (superseded by this standard) YB J218-1989
Regulation (derived from) Ministry of Industry and Information Technology Bulletin No. 52 of 2013

Related standard:   YB/T 4001.1-2019  YB/T 4111-2019
   
 
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