Home / Standards / GB/T 28245-2025 GB/T 28245-2025 Active Automatic metalforming machinery—Noise limits 自动锻压机 噪声限值 Standard Type GBT ICS 25.120.10 CCS J62 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