Home / Standards / GB/T 12755-2008 GB/T 12755-2008 Active Profiled steel sheet for building 建筑用压型钢板 Standard Type GBT ICS 77.140.50 CCS H46 Status 现行 Issue Date 2008-12-06 Implementation 2009-10-01 Responsible Dept 中国钢铁工业协会 Drafting Unit 中国钢铁工业协会