Home / Standards / GB/T 24291-2009 GB/T 24291-2009 Active Paper and board - Specification for internal diameters of cores for reels 纸和纸板 卷筒纸芯内径的规定 Standard Type GBT ICS 85.010 CCS Y30 Status 现行 Issue Date 2009-07-31 Implementation 2010-03-01 Responsible Dept 中国轻工业联合会 Drafting Unit N/A