Home / Standards / GB/T 13304.2-2008 GB/T 13304.2-2008 Active Steels classification - Part 2: Classification of according to main quality classes and main property or application characteristics 钢分类 第2部分：按主要质量等级和主要性能或使用特性的分类 Standard Type GBT ICS 77.140.01 CCS H40 Status 现行 Issue Date 2008-08-05 Implementation 2009-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A