Home / Standards / GB/T 15575-2008 GB/T 15575-2008 Active Steel products standard designation 钢产品标记代号 Standard Type GBT ICS 77.140.01 CCS H40 Status 现行 Issue Date 2008-05-13 Implementation 2008-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A