China 'GB/T 12967.4-2022
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 12967.4-2022
Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 4: Determination of ultraviolet light and heat resistance 铝及铝合金阳极氧化膜及有机聚合物膜检测方法 第4部分:耐光热性能的测定
Issued Date:2022/3/9
Implemented Date:2022/10/1
Issued by:
The Standardization Administration of the People's Republic of China