Home / Standards / GB/T 6505-2017 GB/T 6505-2017 Active Man-made fiber—Test method for thermal shrinkage of filament yarns(after treatment) 化学纤维 长丝热收缩率试验方法(处理后) Standard Type GBT ICS 59.060.20 CCS W50 Status 现行 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 国家标准委 Drafting Unit N/A