Home / Standards / GB/T 27939-2011 GB/T 27939-2011 Active Plain bearings - Quality control techniques and inspection of geometrical and material quality characteristics 滑动轴承 几何和材料质量特性的质量控制技术和检验 Standard Type GBT ICS 21.100.10 CCS J12 Status 现行 Issue Date 2011-12-30 Implementation 2012-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A