Home / Standards / GB/T 13871.4-2007 GB/T 13871.4-2007 Abolished Rotary shaft lip type seals incorporating elastomeric sealing elements - Part 4:Performance test procedures 密封元件为弹性体材料的旋转轴唇形密封圈 第4部分:性能试验程序 Standard Type GBT ICS 83.140.50;23.100.60 CCS G43 Status 废止 Issue Date 2007-12-13 Implementation 2008-07-01 Responsible Dept 中国石油和化学工业联合会 Drafting Unit N/A