Home / Standards / GB/T 23340-2009 GB/T 23340-2009 Abolished Internal combustion engines - Connecting-rods - Specification 内燃机 连杆 技术条件 Standard Type GBT ICS 27.020 CCS J92 Status 废止 Issue Date 2009-03-19 Implementation 2009-11-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会