Home / Standards / GB/T 41705-2022 GB/T 41705-2022 Active Carbon fibre-Designation system for filament yarns 碳纤维 长丝纱的代号 Standard Type GBT ICS 59.100.20 CCS Q52 Status 现行 Issue Date 2022-10-12 Implementation 2022-10-12 Responsible Dept 国家标准委 Drafting Unit N/A