Home / Standards / GB/T 31985-2015 GB/T 31985-2015 Active Tin-coated copper ribbon for photovoltaic application 光伏涂锡焊带 Standard Type GBT ICS 31-030 CCS L90 Status 现行 Issue Date 2015-09-11 Implementation 2016-05-01 Responsible Dept 工业和信息化部(电子) Drafting Unit N/A