Home / Standards / GB/T 23639-2017 GB/T 23639-2017 Active Energy conservation and corrosion-resistant steel-made cable support system 节能耐腐蚀钢制电缆桥架 Standard Type GBT ICS 29.120.10 CCS K65 Status 现行 Issue Date 2017-05-12 Implementation 2017-12-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A