Home / Standards / GB/T 42527-2023 GB/T 42527-2023 Active Classification and requirements for pedestrian walkway sealants 人行道密封胶分级和要求 Standard Type GBT ICS 91.100.50 CCS Q24 Status 现行 Issue Date 2023-05-23 Implementation 2023-12-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A