Home / Standards / GB/T 43900-2024 GB/T 43900-2024 Active Non-destructive testing of steel products—Method for ultrasonic testing of torsional residual stress distribution of shaft 钢产品无损检测 轴类构件扭转残余应力分布状态超声检测方法 Standard Type GBT ICS 77.040.20 CCS H26 Status 现行 Issue Date 2024-04-25 Implementation 2024-11-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A