Home / Standards / GB/T 2521.2-2025 GB/T 2521.2-2025 Active Cold-rolled electrical steel delivered in the fully-processed state—Part 2: Grain-oriented steel strip(sheet) 全工艺冷轧电工钢 第2部分:晶粒取向钢带(片) Standard Type GBT ICS 77.140.40 CCS H 53 Status 现行 Issue Date 2025-08-29 Implementation 2026-03-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A