Home / Standards / GB/T 18601-2024 GB/T 18601-2024 Active Natural granite for building slab 天然花岗石建筑板材 Standard Type GBT ICS 91.100.15 CCS Q21 Status 现行 Issue Date 2024-10-26 Implementation 2025-05-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A