Home / Standards / GB/T 43888-2024 GB/T 43888-2024 Active Method for ultrasonic testing of rails 钢轨超声检测方法 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