Home / Standards / GB/T 17107-2025 GB/T 17107-2025 Active Structural steel bars for forgings 锻件用结构钢棒 Standard Type GBT ICS 77.140.60 CCS H 40 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国钢铁工业协会 Drafting Unit N/A