Home / Standards / GB/T 46424-2025 GB/T 46424-2025 Active Failure analysis method for oil and gas transportation pipeline girth welds 油气输送管道环焊缝失效分析方法 Standard Type GBT ICS 75.200 CCS E 98 Status 现行 Issue Date 2025-10-05 Implementation 2026-05-01 Responsible Dept 国家标准委 Drafting Unit N/A