Home / Standards / GB/T 9239.11-2025 GB/T 9239.11-2025 Active Mechanical vibration—Rotor balancing—Part 11: Procedures and tolerances for rotors with rigid behaviour 机械振动 转子平衡 第11部分:刚性转子的平衡方法和允差 Standard Type GBT ICS 21.120.40 CCS J04 Status 现行 Issue Date 2025-08-01 Implementation 2026-02-01 Responsible Dept 国家标准委 Drafting Unit N/A