Home / Standards / GB/T 24388-2009 GB/T 24388-2009 Active Noise limits for press brake and flanging machine 折弯机械 噪声限值 Standard Type GBT ICS 25.120.10 CCS J62 Status 现行 Issue Date 2009-09-30 Implementation 2010-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A