Home / Standards / GB/T 34524-2025 GB/T 34524-2025 Active Wind energy generation systems—Main shaft of wind turbines 风能发电系统 风力发电机组主轴 Standard Type GBT ICS 27.180 CCS F 11 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A