Home / Standards / GB/T 24202-2009 GB/T 24202-2009 Abolished Carbon steel wire for optical fiber cable tension members 光缆增强用碳素钢丝 Standard Type GBT ICS 77.140.65 CCS H49 Status 废止 Issue Date 2009-07-08 Implementation 2010-04-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A