Home / Standards / GB/T 46543-2025 GB/T 46543-2025 Active Integrity management of non-metallic pipeline for oil and gas transmission 油气输送用非金属管道完整性管理 Standard Type GBT ICS 75.200 CCS E16 Status 现行 Issue Date 2025-12-02 Implementation 2026-04-01 Responsible Dept 国家标准委 Drafting Unit N/A