Home / Standards / GB/T 4354-2025 GB/T 4354-2025 Active Hot-rolled quality carbon steel wire rods 优质碳素钢热轧盘条 Standard Type GBT ICS 77.140.60 CCS H44 Status 现行 Issue Date 2025-03-28 Implementation 2025-10-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A