Home / Standards / GB/T 25829-2010 GB/T 25829-2010 Abolished Permissisible variations for chemical composition of superalloy products 高温合金成品化学成分允许偏差 Standard Type GBT ICS 77.140.99 CCS H57 Status 废止 Issue Date 2010-12-23 Implementation 2011-09-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A