Home / Standards / GB 12972.7-1991 GB 12972.7-1991 Abolished Flexible rubber-sheathed cables for mining purposes--Part 7:Flexible cables with screens for rated voltage of 3.6/6kV 矿用橡套软电缆 第七部分:额定电压3.6/6 kV 屏蔽橡套软电缆 Standard Type GB ICS 29.060.20 CCS K13 Status 废止 Issue Date 1991-06-06 Implementation 1992-03-01 Responsible Dept 中国电器工业协会 Drafting Unit N/A