Home / Standards / GB/T 7897-2026 GB/T 7897-2026 Upcoming Test methods of properties of mortar for ferrocement 钢丝网水泥用砂浆性能试验方法 Standard Type GBT ICS 91.100.30 CCS Q14 Status 即将实施 Issue Date 2026-01-28 Implementation 2026-08-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A