Home / Standards / GB/T 5168-2008 GB/T 5168-2008 Abolished Microstructure and macrostructure examination for α-β titanium alloys α-β钛合金高低倍组织检验方法 Standard Type GBT ICS 77.120.50 CCS H64 Status 废止 Issue Date 2008-06-09 Implementation 2008-12-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A