Home / Standards / GB/T 20505-2006 GB/T 20505-2006 Active Anodizing of aluminium and its alloys - Measurement of reflectance characteristics of aluminium surfaces using integrating - Sphere instruments 铝及铝合金阳极氧化 阳极氧化膜表面反射特性的测定 积分球法 Standard Type GBT ICS 25.220.20 CCS H20 Status 现行 Issue Date 2006-09-26 Implementation 2007-02-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A