Home / Standards / GB/T 25831-2024 GB/T 25831-2024 Active Wrought superalloy—Wire 变形高温合金 丝材 Standard Type GBT ICS 77.140.99 CCS H 57 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A