Home / Standards / GB/T 26510-2011 GB/T 26510-2011 Active Plastic modified bitumen for waterproof 防水用塑性体改性沥青 Standard Type GBT ICS 75.140 CCS E43 Status 现行 Issue Date 2011-05-12 Implementation 2011-09-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委