Home / Standards / GB/T 38143-2019 GB/T 38143-2019 Active Alkali-resistant glass fibres for cement concrete and mortar 水泥混凝土和砂浆用耐碱玻璃纤维 Standard Type GBT ICS 91.100.40 CCS Q12 Status 现行 Issue Date 2019-12-10 Implementation 2020-11-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A