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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 18604-2023 |
Measuring natural gas flow with a gas ultrasonic flowmeter {译} 用气体超声流量计测量天然气流量 |
China National Standards Ultrasonic gas flow |
 English PDF |
| GB/T 34041.1-2017 |
Measurement of fluid flow in closed conduits—Ultrasonic meters for gas—Part 1: Meters for custody transfer and allocation measurement 封闭管道中流体流量的测量 气体超声流量计 第1部分:贸易交接和分输计量用气体超声流量计 |
China National Standards Ultrasonic gas flow |
English PDF |
| GB/T 34041.2-2017 |
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 |
China National Standards Ultrasonic gas flow |
English PDF |
| GB/T 30500-2014 |
Ultrasonic gas flow meter performance online audit―Method using speed of sound checking 气体超声流量计使用中检验 声速检验法 |
China National Standards Ultrasonic gas flow |
English PDF |
| GB/T 18604-2014 |
Measurement of natural gas flow by gas ultrasonic flow meters 用气体超声流量计测量天然气流量 |
China National Standards Ultrasonic gas flow |
English PDF |
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