Home / Standards / GB/T 20629.3-2019 GB/T 20629.3-2019 Active Non-cellulosic papers for electrical purposes—Part 3: Unfilled aramid (aromatic polyamide) papers 电气用非纤维素纸 第3部分:无填充聚芳酰胺纤维纸 Standard Type GBT ICS 29.035.99 CCS K15 Status 现行 Issue Date 2019-06-04 Implementation 2020-01-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A