GB/T 13890-2025

Active

Classification and terminology of natural stones

天然石材分类与术语

Standard Type
GBT
ICS
91.100.15
CCS
Q21
Status
现行
Issue Date
2025-08-01
Implementation
2026-02-01
Responsible Dept
中国建筑材料联合会
Drafting Unit
N/A