Home / Standards / GB/T 4830-2015 GB/T 4830-2015 Active Pressure range and quality of air supply for the industrial process measurement and control instruments 工业自动化仪表 气源压力范围和质量 Standard Type GBT ICS 25.040.40 CCS N10 Status 现行 Issue Date 2015-12-10 Implementation 2016-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A