Home / Standards / GB/T 13542.4-2024 GB/T 13542.4-2024 Active Plastic films for electrical purposes—Part 4:Polyethylene terephthalate films 电气绝缘用薄膜 第4部分:聚酯薄膜 Standard Type GBT ICS 29.035.20 CCS K15 Status 现行 Issue Date 2024-09-29 Implementation 2025-04-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A