Home / Standards / GB/T 47407-2026 GB/T 47407-2026 Upcoming Test methods for the experimental characterization of in-plane permeability of fibrous reinforcements for liquid composite moulding 复合材料液体成型用纤维增强材料面内渗透特性的试验表征方法 Standard Type GBT ICS 83.120 CCS Q23 Status 即将实施 Issue Date 2026-03-31 Implementation 2026-10-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A