Home / Standards / GB/T 3215-2019 GB/T 3215-2019 Abolished Centrifugal pumps for petroleum,petrochemical and natural gas industries 石油、石化和天然气工业用离心泵 Standard Type GBT ICS 23.080 CCS J71 Status 废止 Issue Date 2019-12-10 Implementation 2020-07-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A