Home / Standards / GB/T 37591-2019 GB/T 37591-2019 Active Cold-rolled non-grain oriented electrical steel strip specialized for large generators with power of 700MW or higher 700MW及以上级大电机用冷轧无取向电工钢带 Standard Type GBT ICS 77.140.40 CCS H53 Status 现行 Issue Date 2019-06-04 Implementation 2020-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A