Home / Standards / GB/T 3620.2-1994 GB/T 3620.2-1994 Abolished Titanium and titanium alloys--Permissible variations of chemical composition for wrought product analysis 钛及钛合金加工产品化学成分及成分允许偏差 Standard Type GBT ICS 77.120.50 CCS H64 Status 废止 Issue Date 1994-02-16 Implementation 1994-12-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A