China 'GB/T 12967.6-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 12967.6-2008
Test Methods for anodic oxidation coatings of aluminium and aluminium alloys - Part 6:Determination of color differences and appearance of colored anodic oxide films by viewing method 铝及铝合金阳极氧化膜检测方法 第6部分:目视观察法检验着色阳极氧化膜色差和外观质量
Issued Date:2008-06-09
Implemented Date:2008-12-01
Issued by:
The Standardization Administration of the People's Republic of China