Home / Standards / GB/T 17737.215-2026 GB/T 17737.215-2026 Upcoming Coaxial communication cables—Part 1-215: Environmental test methods—High temperature ageing of cables 同轴通信电缆 第1-215部分:环境试验方法 电缆的高温老化 Standard Type GBT ICS 33.120.10 CCS L26 Status 即将实施 Issue Date 2026-02-27 Implementation 2026-09-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A