Home / Standards / GB/T 15180-2025 GB/T 15180-2025 Active Petroleum asphalts for heavy traffic road 重交通道路石油沥青 Standard Type GBT ICS 75.140 CCS E43 Status 现行 Issue Date 2025-02-28 Implementation 2025-09-01 Responsible Dept 国家标准委 Drafting Unit N/A