Home / Standards / GB/T 6611-1986 GB/T 6611-1986 Abolished Terminology for titanium and titanium alloy 钛及钛合金术语 Standard Type GBT ICS 77.120.50 CCS H64 Status 废止 Issue Date 1986-07-24 Implementation 1987-07-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A