Home / Standards / GBT 12967.5-2022 GBT 12967.5-2022 Test methods for anodic oxide coatings and organic polymer coatings on aluminium and aluminium alloys — Part 5: Determination of resistance to cracking 铝及铝合金阳极氧化膜及有机聚合物膜检测方法 第5部分:抗破裂性的测定 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A