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Guess the device by looking at the picture 20180117 The answer has been announced

2018-01-17View Original

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This post was last written by wawa* n * Edited by ntaozi on 2018-1-20 10:56 Look at the picture and guess the device. Is this a device? hint: Answer for use on liquid nitrogen storage tanks: For vacuum gauges, during regular inspections, the Bureau of Quality and Technical Supervision must use instruments to measure the vacuum degree of the jacket through the vacuum gauges. Active participants will receive 5 wealth rewards, and those with correct answers will receive 10 wealth rewards. Friends are welcome to actively participate and support the development of the forum! ! ! Chemical Equipment and Machinery
Reply #22018-01-17
Vacuum? , or liquid phase or gas phase outlet? Our liquid tanks don't have this.
Reply #32018-01-17
Is this a vacuum-jacketed liquid nitrogen storage tank? Looks like a vacuum gauge fitting?

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