China 'GB/T 13304.2-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 13304.2-2008
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
Issued Date:2008-08-05
Implemented Date:2009-04-01
Issued by:
The Standardization Administration of the People's Republic of China