Home / Standards / GB/T 39742-2021 GB/T 39742-2021 Active Plain bearings—Aluminium alloys for solid bearings 滑动轴承 单层滑动轴承用铝基铸造合金 Standard Type GBT ICS 21.100.10 CCS J12 Status 现行 Issue Date 2021-03-09 Implementation 2021-10-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A