GB/T 12967.5-2013
铝及铝合金阳极氧化膜检测方法 第5部分:用变形法评定阳极氧化膜的抗破裂性
Test methods for anodic oxidation coatings of aluminium and aluminium alloys.Part 5:Assessment of resistance of anodic oxidation coatings to cracking by deformation
GBT12967.5-2013, GB12967.5-2013