China 'GB/T 3246.1-2012
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 3246.1-2012
Inspection method for structure of wrought aluminum and aluminum alloy products Part 1 : Inspection method for microstructure 变形铝及铝合金制品组织检验方法 第1部分:显微组织检验方法
Issued Date:2012-12-16
Implemented Date:2013-10-01
Issued by:
The Standardization Administration of the People's Republic of China