Home / Standards / GB/T 16709-1996 GB/T 16709-1996 Abolished Vacuum technology--Pipeline fittings--Mounting dimensions 真空技术 管路配件 装配尺寸 Standard Type GBT ICS 23.040.01 CCS J78 Status 废止 Issue Date 1996-12-23 Implementation 1997-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A