Home / Standards / GB/T 27512 GB/T 27512 Active Risk assessment method for buried pipelines 埋地管道风险评估方法 Standard Type GBT ICS 23.040.01 CCS J74 Status 现行 Issue Date 2025-12-31 Implementation 2025-12-31 Responsible Dept 国家标准委 Drafting Unit 国家标准委