Home / Standards / GB/T 14992-2005 GB/T 14992-2005 Abolished Classification and designation for superalloys and high temperature intermetallic materials 高温合金和金属间化合物高温材料的分类和牌号 Standard Type GBT ICS 77.140.01 CCS H57 Status 废止 Issue Date 2005-07-21 Implementation 2006-01-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A