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YB 4391-2013 (YB4391-2013)

Chinese standards (related to): 'YB 4391-2013'
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)See DetailStatusGoogle Book
YB 4391-2013EnglishRFQ ASK 3 days Code for acceptance of sinking and drifting engineering of ferrous mines YB 4391-2013 Valid YB 4391-2013


   
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Older Standard (superseded by this standard) YB J218-1989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