Home / Standards / GB/T 3452.3-2005 GB/T 3452.3-2005 Active Housing dimensions for O-ring elastomer seals in hydraulic and pneumatic applications 液压气动用O形橡胶密封圈 沟槽尺寸 Standard Type GBT ICS 23.040.80 CCS G43 Status 现行 Issue Date 2005-09-19 Implementation 2006-04-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会