Home / Standards / GB/T 34041.2-2017 GB/T 34041.2-2017 Active Measurement of fluid flow in closed conduits—Ultrasonic meters for gas—Part 2: Meters for industrial applications 封闭管道中流体流量的测量 气体超声流量计 第2部分：工业测量用气体超声流量计 Standard Type GBT ICS 17.120.10 CCS N12 Status 现行 Issue Date 2017-09-07 Implementation 2018-04-01 Responsible Dept 中国机械工业联合会 Drafting Unit N/A