Home / Standards / GB 12972.2-1991 GB 12972.2-1991 Abolished Flexible rubber-sheathed cables for mining purposes--Part 2:Flexible coalcutter cables for rated voltages up to 0.66/1.14kV 矿用橡套软电缆 第二部分:额定电压0.66/1.14 kV 及以下采煤机软电缆 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